基本數據
| LEI | 894500UBT7U7WMV2PG59 |
| CIK | 1951222 |
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis.
These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to SEALSQ Corp
SEC Filings (Chronological Order)
本頁面提供了一個完整的、按時間順序排列的美國證券交易委員會（SEC）申報文件列表，不包括我們在其他地方提供的所有權申報。
| June 4, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| June 4, 2026 |
Exhibit 99.1 SEALSQ Announces Majority Investment in Wecan Group and CHF 5 Million Strategic Commitment to Accelerate Post-Quantum AI Compliance Co-Pilot for Global Financial Institutions Following an initial 28% equity stake acquired one year ago, SEALSQ increases its ownership in Wecan Group to a majority position, strengthening its ability to deliver secure, AI-powered compliance solutions and |
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| June 4, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 16 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| June 4, 2026 |
Exhibit 99.2 SEALSQ Acquires Miraex SA, Cementing Its Quantum Sovereign Vertical Stack and Quantum Orbital Space Cloud (QOSC) Strategic acquisition of Swiss photonics pioneer closes the quantum interconnect layer, uniting post-quantum silicon, orbital infrastructure, and distributed quantum sensing under one fully sovereign, end-to-end quantum architecture. GENEVA, SWITZERLAND — June 2, 2026 — SEA |
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| May 8, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 8, 2026 |
SEALSQ Announces Results of Its 2026 Annual General Meeting of Shareholders Held on May 7, 2026 Exhibit 99.1 SEALSQ Announces Results of Its 2026 Annual General Meeting of Shareholders Held on May 7, 2026 Geneva, Switzerland, May 7, 2026 – SEALSQ Corp (NASDAQ: LAES) (“SEALSQ” or “Company”), a company focused on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today announced the results of its 2026 Annual General Meeting (“AGM”) of Share |
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| April 21, 2026 |
SEALSQ Announces Agenda of its 2026 Annual General Meeting of Shareholders Exhibit 99.1 SEALSQ Announces Agenda of its 2026 Annual General Meeting of Shareholders Geneva, Switzerland – April 17, 2026: SEALSQ Corp (“SEALSQ” or “the Company”) (NASDAQ: LAES), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, is pleased to announce that its 2025 Annual General Meeting (“AGM”) of Shareholders will |
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| April 21, 2026 |
Exhibit 99.3 1UPX A Proposals — The Board of Directors recommend a vote FOR all the nominees listed. 04A3QB 01 - Ruma Bose 02 - Cristina Dolan 03 - David Fergusson 1. Re-election of the following seven nominees to the Company’s board of directors, each to hold office until the next annual general meeting of shareholders, or until their earlier death, resignation, or removal: For Against Abstain Fo |
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| April 21, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| April 21, 2026 |
Exhibit 99.2 SEALSQ CORP. (“Company”) (Incorporated in the British Virgin Islands) Avenue Louis-Casaï 58 1216 Cointrin, Switzerland (Address of principal executive offices) NOTICE OF THE 2026 ANNUAL GENERAL MEETING OF SHAREHOLDERS April 14, 2026 NOTICE IS HEREBY GIVEN THAT the annual general meeting (the “Meeting”) of the shareholders of the Company will be held on May 7, 2026, at 09:00 a.m. (East |
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| April 9, 2026 |
Exhibit 99.1 SEALSQ Reports Q1 2026 Key Financial and Operational Metrics and Provides Business Update Reaffirms FY 2026 Revenue Guidance, Projecting Year-Over-Year Growth of 50% to 100%, Underscoring Continued Business Momentum Geneva, Switzerland, April 8, 2026 - SEALSQ Corp. (NASDAQ: LAES), ("SEALSQ" or "Company"), a leading developer of post-quantum semiconductors and cybersecurity solutions, |
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| April 9, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| April 2, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| April 2, 2026 |
Annual Report 2025 January to December 2025 INDEX 1.1. CEO LETTER TO SHAREHOLDERS: SEALSQ Mid-Year Update and Outlook 1.2. OVERVIEW 3.1. PRODUCTS & SERVICES 2.2. DISCUSSION & ANALYSIS 2.3. OUTLOOK FOR 2026 AND BEYOND 2.1. FY2025 KEY MILESTONES 1. INTRODUCTION 2. MANAGEMENT DISCUSSION & ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS 3. BUSINESS UPDATE 3.1.1. Certified Secure Microcontrol |
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| March 31, 2026 |
First Amendment to the Master Supply Agreement Exhibit 4.51 Certain identified information has been excluded from the exhibit because it is both (i) not material and (ii) is the type of information the issuer both customarily and actually treats as private and confidential. First Amendment to the Master Supply Agreement This first amendment to the Master Supply Agreement (the “Amendment”) is entered into as of the date of execution by both Par |
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| March 31, 2026 |
Exhibit 4.23 NOVATION AGREEMENT This Novation Agreement (“Agreement”) is made by and among: 1) WISeKey International Holding, a Swiss company having its registered office at 58 Avenue Louis-Casal, 1216 Cointrin, Switzerland, duly represented by Carlos Moreira and John O’Hara (the “Transferor”); 2) SealSQ Corp, a company incorporated under the laws of the British Virgin Islands, with registered off |
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| March 31, 2026 |
Exhibit 4.41 Certain identified information has been excluded from the exhibit because it is both (i) not material and (ii) is the type of information the issuer both customarily and actually treats as private and confidential. SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of May 5, 2025, between SEALSQ Corp., a British Virgin Islands company (the |
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| March 31, 2026 |
Exhibit 99.1 SEALSQ Announces FY 2025 Audited Financial Results, Reaffirms Q1 2026 Expectations & FY 2026 Guidance, Updates on Partnerships and QS7001 Certification & Go-to-Market Execution Conference Call to be Held on April 1 at 9:00am ET · Audited FY 2025 revenue of $18 million, representing 66% growth year-over-year · Entered 2026 with a strong commercial momentum and expects Q1 2026 revenue t |
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| March 31, 2026 |
CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 12.1 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Carlos Moreira, certify that: 1.I have reviewed this annual report on Form 20-F of SEALSQ Corp; 2.Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such sta |
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| March 31, 2026 |
Exhibit 4.46 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THE ISSUER BOTH CUSTOMARILY AND ACTUALLY TREATS AS PRIVATE AND CONFIDENTIAL. SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of July 14, 2025, between SEALSQ Corp., a British Virgin Islands company (th |
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| March 31, 2026 |
Exhibit 11.2 SEALSQ Corp Insider Trading Policy Supplement: Section 16 Reporting Obligations As of March 16, 2026 Table of Contents 1. Introduction 3 2. Background and Legal Basis 3 3. Persons Subject to Section 16(a) Reporting 3 a. Directors 3 b. Officers 3 4. Reportable Securities and Transactions 4 a. Scope of Reportable Securities 4 c. Changes in Beneficial Ownership 4 d. No Materiality Thresh |
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| March 31, 2026 |
Exhibit 4.45 Certain identified information has been excluded from the exhibit because it is both (i) not material and (ii) is the type of information the issuer both customarily and actually treats as private and confidential. MASTER SUPPLY AGREEMENT This Master Supply Agreement (this “Agreement”) is made retroactively effective as of July 1st, 2025 (the “Effective Date”), by and between SEALSQ F |
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| March 31, 2026 |
Exhibit 13.2 CERTIFICATION PURSUANT TO SECTION 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 The certification set forth below is being submitted in connection with the annual report of SEALSQ Corp (the “Company”) on Form 20-F for the period ending December 31, 2025, as filed with the Securities and Exchange Commission on the date hereof (the “Report” |
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| March 31, 2026 |
CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 Exhibit 12.2 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John O’Hara, certify that: 1.I have reviewed this annual report on Form 20-F of SEALSQ Corp; 2.Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statem |
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| March 31, 2026 |
Exhibit 4.48 Certain identified information has been excluded from the exhibit because it is both (i) not material and (ii) is the type of information the issuer both customarily and actually treats as private and confidential. SEALSQ CORP. October 5, 2025 To the Holder of Class A Ordinary Shares Purchase Warrants Re:Amendment to Existing Class A Ordinary Shares Purchase Warrant and Inducement Off |
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| March 31, 2026 |
Exhibit 13.1 CERTIFICATION PURSUANT TO SECTION 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 The certification set forth below is being submitted in connection with the annual report of SEALSQ Corp (the “Company”) on Form 20-F for the period ending December 31, 2025, as filed with the Securities and Exchange Commission on the date hereof (the “Report” |
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| March 31, 2026 |
Exhibit 1.3 BRITISH VIRGIN ISLANDS BVI Business Companies Act 2004 Memorandum of Association and Articles of Association of SEALSQ Corp A COMPANY LIMITED BY SHARES Incorporated on 1st day of April, 2022 Amended and Restated on 7th day of February, 2023 Amended and Restated on 15th day of March, 2023 Amended and Restated on 6th day of October, 2025 Harneys Corporate Services Limited Craigmuir Chamb |
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| March 31, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 or ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) O |
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| March 31, 2026 |
Exhibit 4.49 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THE ISSUER BOTH CUSTOMARILY AND ACTUALLY TREATS AS PRIVATE AND CONFIDENTIAL. SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of October 15, 2025, between SEALSQ Corp., a British Virgin Islands company |
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| March 31, 2026 |
Exhibit 4.53 CERTAIN IDENTIFIED INFORMATION HAS BEEN EXCLUDED FROM THE EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE OF INFORMATION THE ISSUER BOTH CUSTOMARILY AND ACTUALLY TREATS AS PRIVATE AND CONFIDENTIAL. SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of March 15, 2026, between SEALSQ Corp., a British Virgin Islands company (t |
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| March 31, 2026 |
Consent of Independent Registered Public Accounting Firm Exhibit 15.1 Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statements on Form F-3 (No. 333-290963) and Form S-8 (No. 333-287139) of SEALSQ Corp (the Company) of our report dated March 31, 2026, relating to the consolidated financial statements which appear in this Annual Report on Form 20-F. Zurich, Switzerland, Mar |
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| March 31, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| March 31, 2026 |
DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT Exhibit 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT As of December 31, 2025 SEALSQ Corp (“SEALSQ,” “we,” “us,” and “our”) had the following series of securities registered pursuant to Section 12(b) of the Exchange Act: Title of each class Trading Symbols Name of each exchange and on which registered Ordinary Shares, par value USD 0.01 per share LAES The Nasdaq Sto |
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| March 26, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| March 26, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| March 26, 2026 |
SEALSQ Signs Letter of Intent to Acquire 100% of Miraex, a Swiss Quantum Interconnect Platform Company Strategic Acquisition via the SEALSQ Quantum Fund Strengthens its Quantum Vertical Stack Geneva, Switzerland – March 24, 2026 – SEALSQ Corp (NASDAQ: LAES) (“SEALSQ” or the “Company”), a subsidiary of WISeKey International Holding Ltd (NASDAQ: WKEY; SIX: WIHN) and a leader in post-quantum semiconductor and cybersecurity solutions, today announced that it has signed a Letter of Intent (“LOI”) to acquire 100% of the equity interest of Miraex SA (“Miraex”), a developer of photonics-based quantum interconnect solutions that bridge quantum processors and quantum networks, headquartered at the EPFL Innovation Park in Ecublens, Switzerland. |
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| March 17, 2026 |
[The remainder of this page has been intentionally left blank.] Exhibit 10.2 March 15, 2026 Mr. Carlos Moreira Chief Executive Officer SEALSQ Corp. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland, Dear Mr. Moreira This letter (the “Agreement”) constitutes the agreement between Maxim Group LLC (“Maxim” or the “Placement Agent”) and SEALSQ Corp., a British Virgin Islands company (the “Company”), pursuant to which the Placement Agent shall serve as the placement |
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| March 17, 2026 |
Calculation of Filing Fee Tables F-3 SEALSQ Corp Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Equity Ordinary Shares, par value USD0. |
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| March 17, 2026 |
PRE-FUNDED ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP Exhibit 4.1 PRE-FUNDED ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP Warrant Shares: [] Initial Exercise Date: March 17, 2026 THIS PRE-FUNDED ORDINARY SHARES PURCHASE WARRANT (this “Warrant”) certifies that, for value received, [], or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, to subscribe for and purch |
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| March 17, 2026 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| March 17, 2026 |
Exhibit 10.1 SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of March 15, 2026, between SEALSQ Corp., a British Virgin Islands company (the “Company”), and each purchaser identified on the signature pages hereto (each, including its successors and assigns, a “Purchaser” and collectively the “Purchasers”). WHEREAS, subject to the terms and conditions |
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| March 17, 2026 |
TABLE OF CONTENTS Filed Pursuant to Rule 424(b)(5) Registration Number 333-290963 PROSPECTUS SUPPLEMENT (To Prospectus dated October 20, 2025) 22,913,630 Ordinary Shares Pre-funded Warrants to purchase up to 7,500,000 Ordinary Shares 7,500,000 Ordinary Shares issuable upon exercise of the Pre-funded Warrants Class E Warrants to purchase up to 60,827,260 Ordinary Shares 60,827,260 Ordinary Shares issuable upon exercise of the Class E Warrants of SEALSQ Corp We are offering in a registered direct offering to certain investors (the “Investors”) (i) 22,913,630 Ordinary Shares, par value US$0. |
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| March 17, 2026 |
SEALSQ Announces $125.0 Million Registered Direct Offering Priced At-The-Market Under Nasdaq Rules Exhibit 99.1 SEALSQ Announces $125.0 Million Registered Direct Offering Priced At-The-Market Under Nasdaq Rules Offering to be led by an affiliate of Heights Capital Management, Inc., and will consist of ordinary shares sold at $4.11 per share, accompanied by warrants with an exercise price of $5.50. Geneva, Switzerland, March 16, 2026 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a compan |
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| March 17, 2026 |
CLASS E ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP Exhibit 4.2 CLASS E ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP Exercise Price: $5.50 Warrant Shares: Initial Exercise Date: March 17, 2026 THIS CLASS E ORDINARY SHARES PURCHASE WARRANT (this “Warrant”) certifies that, for value received, , or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, to subscribe fo |
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| March 2, 2026 |
SEALSQ and WISeKey to Relocate Geneva Headquarters to Pont-Rouge in August 2026 Launch of the Geneva Quantum Center of Excellence Geneva, Switzerland, February 23, 2026 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, and its parent, WISeKey International Holding Ltd (“WISeKey”) (SIX: WIHN, NASDAQ: WKEY), a leading global cybersecurity, blockchain, and IoT company today announced the relocation of their Geneva headquarters to Pont-Rouge in August 2026, reflecting the group’s rapid expansion and its ambition to lead the next era of trusted digital and quantum technologies. |
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| March 2, 2026 |
Livit Real Estate Management Rental lease for commercial premises Start of rental: Reference Number: 8012. |
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| March 2, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| March 2, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| February 23, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| February 23, 2026 |
SEALSQ and Quobly Mutually Agree to Halt Discussions Regarding a Potential Majority Investment or Acquisition by SEALSQ Geneva, Switzerland, February 20, 2026 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, and Quobly, today announced that they have mutually agreed to halt discussions regarding a potential majority investment or acquisition of Quobly by SEALSQ. |
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| February 23, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| February 18, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| February 18, 2026 |
SEALSQ Announces FY 2025 Key Preliminary / Unaudited Financials Metrics: Reports 66% Year Over Year Revenue Growth to $18 Million · Entered 2026 With a Strong Commercial Momentum · Expects Q1 2026 Revenue to Grow over 100% as Compared to Q1 2025 · Reaffirms FY 2026 Guidance with Revenue Expected to Grow Between 50%-100% Year Over Year Geneva, Switzerland – February 17, 2026 - SEALSQ Corp (NASDAQ: LAES) (“SEALSQ” or the “Company”), a global leader in semiconductor, PKI, and post-quantum security technologies, today announces key preliminary operational and financial metrics for fourth quarter (“Q4”) and full year (“FY”) 2025, provides first quarter 2026 revenue expectations, and reaffirms FY 2026 revenue guidance. |
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| February 18, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| January 14, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| January 14, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| January 14, 2026 |
SEALSQ Announces Entry into a Memorandum of Understanding Regarding a Potential Strategic Investment and Acquisition of Quantum Computing Firm Quobly Quobly is a pioneer in quantum microelectronics, developing silicon-based quantum processors using proven semiconductor manufacturing processes Geneva, Switzerland, January 14, 2026 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a global leade |
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| January 14, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| January 14, 2026 |
SEALSQ Announces FY 2025 Preliminary Unaudited Key Operational and Financial Metrics Strong Balance Sheet With Over $425 Million in Cash Supports Global Quantum Ecosystem Expansion; $200 Million Pipeline Over the Next Three Years Supports Long-Term Growth Geneva, Switzerland, January 13, 2026 — SEALSQ Corp (NASDAQ: LAES) (“SEALSQ” or the “Company”), a leader in Semiconductors, PKI, and Post-Quantum technology today announced full-year (FY) 2025 key operational and financial metrics (all financial data are preliminary and unaudited). |
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| January 14, 2026 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January 2026 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| December 18, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| December 10, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| November 25, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| November 20, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| November 19, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| November 19, 2025 |
SEALSQ Corp Confirms 2025 Revenue Guidance and Projects Strong Growth Acceleration for 2026 Strong Balance Sheet of over $430 Million in Cash Supports Global Quantum Ecosystem Expansion Geneva, Switzerland, November 18, 2025 — SEALSQ Corp (NASDAQ: LAES) (“SEALSQ” or the “Company”), a leader in Semiconductors, PKI, and Post-Quantum technology today is reaffirming its full-year 2025 revenue guidance and announced expectations for a meaningful acceleration in growth for 2026, driven by expanding customer demand, the impact of the acquisition of IC’Alps and the scaling of its post-quantum product roadmap. |
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| November 19, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 24, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 20, 2025 |
CALCULATION OF FILING FEE TABLES SEALSQ Corp Table 1: Newly Registered and Carry Forward Securities Ex-Filing Fees CALCULATION OF FILING FEE TABLES F-3 SEALSQ Corp Table 1: Newly Registered and Carry Forward Securities Line Item Type Security Type Security Class Title Notes Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registered Securities Fees to be Paid Equity Ordinary Shares, par value USD0. |
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| October 20, 2025 |
Up to 67,359,998 Ordinary Shares of SEALSQ Corp Filed Pursuant to Rule 424(b)(3) Registration Number 333-290963 PROSPECTUS SUPPLEMENT (To Prospectus dated October 20, 2025) Up to 67,359,998 Ordinary Shares of SEALSQ Corp This prospectus supplement relates to the resale, by the selling shareholders identified in this prospectus supplement, of up to 67,359,998 Ordinary Shares, par value US$0. |
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| October 20, 2025 |
CALCULATION OF FILING FEE TABLES SEALSQ Corp Table 1: Newly Registered and Carry Forward Securities Ex-Filing Fees CALCULATION OF FILING FEE TABLES F-3 SEALSQ Corp Table 1: Newly Registered and Carry Forward Securities Line Item Type Security Type Security Class Title Notes Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid Equity Ordinary Shares, par value $0. |
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| October 20, 2025 |
As filed with the U.S. Securities and Exchange Commission on October 20, 2025 As filed with the U.S. Securities and Exchange Commission on October 20, 2025 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation or organization) 3674 (Primary Stan |
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| October 16, 2025 |
PRE-FUNDED ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP NEITHER THIS SECURITY NOR THE SECURITIES INTO WHICH THIS SECURITY IS EXERCISABLE HAS BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT UNDER THE SECURITIES ACT OR PURSUANT TO AN AVAILABLE EXEMPTION FROM, OR IN A TRANSACTION NOT SUBJECT TO, THE REGISTRATION REQUIREMENTS OF THE SECURITIES ACT AND IN ACCORDANCE WITH APPLICABLE STATE SECURITIES LAWS. |
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| October 16, 2025 |
SEALSQ Announces Pricing of $200.0 Million Registered Direct Offering & Concurrent Private Placement of Ordinary Shares and Warrants Offerings to be led by Heights Capital Management, Inc. Offerings priced approximately 26.5% above market under Nasdaq rules. Geneva, Switzerland, October 15, 2025 (GLOBE NEWSWIRE) - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on develo |
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| October 16, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 16, 2025 |
CLASS D ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP NEITHER THIS SECURITY NOR THE SECURITIES INTO WHICH THIS SECURITY IS EXERCISABLE HAS BEEN REGISTERED WITH THE SECURITIES AND EXCHANGE COMMISSION OR THE SECURITIES COMMISSION OF ANY STATE IN RELIANCE UPON AN EXEMPTION FROM REGISTRATION UNDER THE SECURITIES ACT OF 1933, AS AMENDED (THE “SECURITIES ACT”), AND, ACCORDINGLY, MAY NOT BE OFFERED OR SOLD EXCEPT PURSUANT TO AN EFFECTIVE REGISTRATION STATEMENT UNDER THE SECURITIES ACT OR PURSUANT TO AN AVAILABLE EXEMPTION FROM, OR IN A TRANSACTION NOT SUBJECT TO, THE REGISTRATION REQUIREMENTS OF THE SECURITIES ACT AND IN ACCORDANCE WITH APPLICABLE STATE SECURITIES LAWS. |
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| October 16, 2025 |
[The remainder of this page has been intentionally left blank.] October 15, 2025 Mr. Carlos Moreira Chief Executive Officer SEALSQ Corp Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Dear Mr. Moreira This letter (the “Agreement”) constitutes the agreement between Maxim Group LLC (“Maxim” or the “Placement Agent”) and SEALSQ Corp, a British Virgin Islands company (the “Company”), pursuant to which the Placement Agent shall serve as the placement agent for the |
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| October 16, 2025 |
12,640,000 Ordinary Shares of SEALSQ Corp Filed Pursuant to Rule 424(b)(5) Registration Number 333-286098 PROSPECTUS SUPPLEMENT (To Prospectus dated April 2, 2025) 12,640,000 Ordinary Shares of SEALSQ Corp We are offering in a registered direct offering to certain investors (the “Investors”) 12,640,000 Ordinary Shares, par value US$0. |
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| October 16, 2025 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of October 15, 2025, between SEALSQ Corp. |
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| October 15, 2025 |
CALCULATION OF FILING FEE TABLES SEALSQ Corp Table 1: Newly Registered and Carry Forward Securities Ex-Filing Fees CALCULATION OF FILING FEE TABLES F-3 SEALSQ Corp Table 1: Newly Registered and Carry Forward Securities Line Item Type Security Type Security Class Title Notes Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registered Securities Equity Ordinary Shares, par value $0. |
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| October 15, 2025 |
As filed with the U.S. Securities and Exchange Commission on October 15, 2025 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation or organization) 3674 (Primary Stan |
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| October 14, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 14, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 14, 2025 |
SealSQ and Wecan Announce Collaboration to Develop Post-Quantum KYC Solution to Secure Client Data for the Financial Industry Geneva, Switzerland, October 14, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company specializing in the development and commercialization of post-quantum semiconductor technology, and Wecan Group SA (“Wecan”), a leading Swiss provider of global compliance backbone for regulated institutions, today announced a strategic collaboration to develop a Post-Quantum KYC (Know Your Customer) solution. |
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| October 14, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 14, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 14, 2025 |
SEALSQ and Trusted Semiconductor Solutions Partner to Develop “Made in US” Post-Quantum Secure Solutions for US Government and Defense Agencies Geneva, Switzerland; Brooklyn Park, Minnesota, USA - October 9, 2025 – SEALSQ Corp (NASDAQ: LAES), a global leader in semiconductors and Post-Quantum Cryptography (PQC) solutions, and Trusted Semiconductor Solutions (TSS), a Category 1A Trusted-accredited |
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| October 9, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 9, 2025 |
SEALSQ Corp Announces 9M 2025 Preliminary Revenue and Key Financial Metrics SEALSQ Corp Announces 9M 2025 Preliminary Revenue and Key Financial Metrics · Updates on Quantum Shield QS7001™ Launch in November 2025 and WISeSat 3. |
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| October 9, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 7, 2025 |
Filed Pursuant to Rule 424(b)(5) Registration Number 333-286098 PROSPECTUS SUPPLEMENT (To Prospectus dated April 2, 2025) Pre-funded Warrants to purchase up to 15,000,000 Ordinary Shares Class C Warrants to purchase up to 26,250,000 Ordinary Shares 41,250,000 Ordinary Shares issuable upon exercise of the Class C Warrants and the Pre-funded Warrants of SEALSQ Corp We are offering to certain investors holding Class A Warrants (the “Investors”), in consideration for exercising in full all of the existing Class A Warrants held by such Investors at the exercise price per Class A Warrant share as set forth in Class A Warrants of $4. |
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| October 7, 2025 |
BRITISH VIRGIN ISLANDS BVI Business Companies Act 2004 Memorandum of Association and Articles of Association of SEALSQ Corp A COMPANY LIMITED BY SHARES Incorporated on 1st day of April, 2022 Amended and Restated on 7th day of February, 2023 Amended and Restated on 15th day of March, 2023 Amended and Restated on 6th day of October, 2025 Harneys Corporate Services Limited Craigmuir Chambers, Road Town, VG1110 Tortola, British Virgin Islands +1 284 494 2233 +1 284 494 3547 harneysfiduciary. |
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| October 7, 2025 |
SEALSQ Enters into Warrant Exercise Transaction for $69.0 Million in Gross Proceeds SEALSQ Enters into Warrant Exercise Transaction for $69.0 Million in Gross Proceeds Geneva, Switzerland, October 6, 2025- SEALSQ Corp (NASDAQ: LAES) (“SEALSQ” or “Company”), a company that focuses on developing and selling Semiconductors, PKI and Post-Quantum technology hardware and software products, announced today that it has entered into an agreement with several institutional investors, led b |
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| October 7, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of October 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| October 7, 2025 |
CLASS C ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP CLASS C ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP Exercise Price: $5.10 Warrant Shares: [] Initial Exercise Date: October 7, 2025 THIS CLASS C ORDINARY SHARES PURCHASE WARRANT (this “Warrant”) certifies that, for value received, [], or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, to subscribe for and |
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| October 7, 2025 |
PRE-FUNDED ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP PRE-FUNDED ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP Warrant Shares: [] Initial Exercise Date: October [], 2025 THIS PRE-FUNDED ORDINARY SHARES PURCHASE WARRANT (this “Warrant”) certifies that, for value received, [], or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, to subscribe for and purchase from SEALSQ Corp, a British Virgin Islands company (the “Company”), [] shares of Ordinary Shares (subject to adjustment hereunder, the “Warrant Shares”) at any time on or after the date hereof (the “Initial Exercise Date”) and until this Warrant is exercised in full (the “Termination Date”) but not thereafter. |
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| October 7, 2025 |
SEALSQ CORP. [], 2025 To the Holder of Class A Ordinary Shares Purchase Warrants Re: Amendment to Existing Class A Ordinary Shares Purchase Warrant and Inducement Offer to Exercise Existing Class A Ordinary Shares Purchase Warrants Dear Holder: SEALSQ Corp., (the “Company”) is pleased to offer to you the opportunity to amend and subsequently exercise all of the Class A warrants to purchase ordinar |
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| September 26, 2025 |
SEALSQ Announces Deal With Quantix Edge Security to Develop Spain’s First Post-Quantum Semiconductor Personalization Center Worth $25M in Expected Revenue The Spanish Government recently announced a €19. |
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| September 26, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of September 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| September 22, 2025 |
SEALSQ Corp UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of September 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| September 22, 2025 |
Exhibit 99.2 Supplemental Risk Factors Risks Related to Our Investment Policy and Investment Portfolio The value of our investment portfolio may decline. The Company's Investment Policy permits the Company to invest from time to time in securities and certain crypto-currencies as approved by the Board (collectively referred to herein as the “Approved Crypto-Currencies”), including Bitcoin, Ethereu |
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| September 22, 2025 |
Supplemental Business Description Exhibit 99.1 Supplemental Business Description Business Strategy Our strategy involves (i) developing post-quantum technology hardware and software solutions and (ii) using our cash and other sources of liquidity to maximize shareholder value, including through potential investment and/or acquisition opportunities. Investment Policy On September 3, 2025, the Board of Directors of SEALSQ Corp (the |
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| September 9, 2025 |
Condensed Consolidated Financial Statements of SEALSQ Corp As at June 30, 2025 SEALSQ Corp Consolidated Financial Statements as at June 30, 2025 Condensed Consolidated Financial Statements of SEALSQ Corp (unaudited) As at June 30, 2025 1. |
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| September 9, 2025 |
SEALSQ Corp Reports H1 2025 Results; Provides Updates on its FY 2025 Revenue Guidance of $17. |
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| September 9, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of September 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| August 4, 2025 |
SEALSQ Receives Final Approval from the French Ministry of the Economy, Finance and Industrial and Digital Sovereignty and Completes Acquisition of IC’ALPS Geneva, Switzerland, August 4, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, and its parent company, |
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| August 4, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| July 15, 2025 |
CLASS B ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP CLASS B ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP Exercise Price: $4.60 Warrant Shares: Initial Exercise Date: July 15, 2025 THIS CLASS B ORDINARY SHARES PURCHASE WARRANT (this “Warrant”) certifies that, for value received, , or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, to subscribe for and purchas |
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| July 15, 2025 |
SEALSQ Announces Pricing of $60.0 Million Registered Direct Offering SEALSQ Announces Pricing of $60.0 Million Registered Direct Offering Offering to be led by Heights Capital Management, Inc., and will consist of ordinary shares sold at $4.00 per share, accompanied by warrants with an exercise price of $4.60. Geneva, Switzerland, July 14, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI |
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| July 15, 2025 |
Filed Pursuant to Rule 424(b)(5) Registration Number 333-286098 PROSPECTUS SUPPLEMENT (To Prospectus dated April 2, 2025) 15,000,000 Ordinary Shares Class A Warrants to purchase up to 15,000,000 Ordinary Shares 15,000,000 Ordinary Shares issuable upon exercise of the Class A Warrants Class B Warrants to purchase up to 15,000,000 Ordinary Shares 15,000,000 Ordinary Shares issuable upon exercise of the Class B Warrants of SEALSQ Corp We are offering in a registered direct offering to certain investors (the “Investors”) (i) 15,000,000 Ordinary Shares, par value US$0. |
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| July 15, 2025 |
[The remainder of this page has been intentionally left blank.] July 14, 2025 Mr. Carlos Moreira Chief Executive Officer SEALSQ Corp. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland, Dear Mr. Moreira This letter (the “Agreement”) constitutes the agreement between Maxim Group LLC (“Maxim” or the “Placement Agent”) and SEALSQ Corp., a British Virgin Islands company (the “Company”), pursuant to which the Placement Agent shall serve as the placement agent for the |
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| July 15, 2025 |
CLASS A ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP CLASS A ORDINARY SHARES PURCHASE WARRANT SEALSQ CORP Exercise Price: $4.60 Warrant Shares: Initial Exercise Date: July 15, 2025 THIS CLASS A ORDINARY SHARES PURCHASE WARRANT (this “Warrant”) certifies that, for value received, , or its assigns (the “Holder”) is entitled, upon the terms and subject to the limitations on exercise and the conditions hereinafter set forth, to subscribe for and purchas |
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| July 15, 2025 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of July 14, 2025, between SEALSQ Corp. |
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| July 15, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| July 3, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of July 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| July 3, 2025 |
SEALSQ Corp Announces H1 2025 Preliminary Revenue and Other Key Financial Metrics: Updates on Planned Deployment of Post-Quantum Security Solutions by 2025 Year-End Announces FY 2025 revenue guidance of between $16. |
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| June 17, 2025 |
EX-99.1 2 e664645ex99-1.htm SEALSQ Invests $10 Million in WISeSat.Space, at $115 Million Pre-Money Valuation, to Accelerate Planned Satellite Constellation Deployment, Space-Based Quantum Key Distribution (QKD) Communications, and Decentralized IoT Transactions Geneva, Switzerland, June 17, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling |
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| June 17, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of June 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 27, 2025 |
SHARE SALE AND PURCHASE AGREEMENT Between DOLIAM SAS JEAN-LUC TRIOULEYRE LUCILLE ENGELS (Sellers) And SEAL SQ CORP (Buyer) DATED May 26, 2025 TABLE OF CONTENTS 1. |
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| May 27, 2025 |
SEALSQ CORP Announces Signature of Share Purchase Agreement to Acquire 100% of IC'ALPS SEALSQ CORP Announces Signature of Share Purchase Agreement to Acquire 100% of IC'ALPS Geneva, Switzerland – May 27, 2025 – SEALSQ Corp (NASDAQ: LAES) (“SEALSQ”), a leading developer and provider of Semiconductors, PKI, and Post-Quantum technology hardware and software solutions, today announced the signing of a Share Purchase Agreement (“SPA”) with the shareholders of IC’ALPS SAS (the “Sellers”)1, an Application-Specific Integrated Circuit (“ASIC”) design and supply specialist based in Grenoble, France (“IC’ALPS”), for the acquisition of 100% of the share capital and voting rights of IC’ALPS (“the Acquisition”). |
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| May 27, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 22, 2025 |
SEALSQ Updates on the Negotiations to Acquire 100% of IC'ALPS SEALSQ Updates on the Negotiations to Acquire 100% of IC'ALPS Geneva, Switzerland, May 22, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today shares an update on the exclusive negotiations entered to acquire 100% of the share capital and voting rights of IC’ALPS SAS (“IC’ALPS”), an Application-Specific Integrated Circuit (“ASIC”) design and supply specialist based in Grenoble, France (“the Acquisition”). |
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| May 22, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 20, 2025 |
EX-99.1 2 e664532ex99-1.htm SEALSQ Announces Results of Its 2025 Annual General Meeting (“AGM”) of Shareholders Held on May 19, 2025 Geneva, Switzerland, May 19, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today announced results of its 2025 Annual Genera |
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| May 20, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 19, 2025 |
SEALSQ Corp Ordinary Shares (par value $0.01 per share) Controlled Equity OfferingSM Sales Agreement Execution Version SEALSQ Corp Ordinary Shares (par value $0.01 per share) Controlled Equity OfferingSM Sales Agreement May 19, 2025 Cantor Fitzgerald & Co. 110 East 59th Street, 6th Floor New York, NY 10022 Maxim Group LLC 300 Park Avenue, 16th Floor New York, NY 10022 Ladies and Gentlemen: SEALSQ Corp, a company incorporated under the laws of the British Virgin Islands (the “Company”), confirms i |
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| May 19, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 19, 2025 |
SEALSQ Corp Up to $100,000,000 of Ordinary Shares Filed Pursuant to Rule 424(b)(5) Registration Number 333-286098 PROSPECTUS SUPPLEMENT (To Prospectus dated April 2, 2025) SEALSQ Corp Up to $100,000,000 of Ordinary Shares We have entered into a Controlled Equity OfferingSM Sales Agreement (the “Sales Agreement”) with Cantor Fitzgerald & Co. |
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| May 14, 2025 |
SEALSQ to Invest $10 Million in WISeSat.Space to Accelerate Satellite Constellation Deployment, Space-Based Quantum Key Distribution (QKD) Communications, and Decentralized IoT Transactions QKD capability offers scalable, recurring "Satellite-as-a-Service" revenue for SEALSQ. Geneva, Switzerland, May 14, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developin |
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| May 14, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 9, 2025 |
As filed with the Securities and Exchange Commission on May 9, 2025 Registration No. |
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| May 9, 2025 |
EXHIBIT 107.1 Calculation of Filing Fee Table Form S-8 (Form Type) SEALSQ Corp (Exact Name of Registrant as Specified in its Charter) Table 1—Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount to be Registered (1) Proposed Maximum Offering Price Per Share Proposed Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Equity Ordinary Shares, pa |
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| May 6, 2025 |
[The remainder of this page has been intentionally left blank.] May 5, 2025 Mr. Carlos Moreira Chief Executive Officer SEALSQ Corp. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland, Dear Mr. Moreira This letter (the “Agreement”) constitutes the agreement between Maxim Group LLC (“Maxim” or the “Placement Agent”) and SEALSQ Corp., a British Virgin Islands company (the “Company”), pursuant to which the Placement Agent shall serve as the placement agent for the C |
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| May 6, 2025 |
SEALSQ Announces Pricing of $20.0 Million Registered Direct Offering SEALSQ Announces Pricing of $20.0 Million Registered Direct Offering Geneva, Switzerland, May 5, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI and Post-Quantum technology hardware and software products, today announced that it has entered into a securities purchase agreement with several institutional investors to pu |
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| May 6, 2025 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of May 5, 2025, between SEALSQ Corp. |
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| May 6, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 6, 2025 |
10,000,000 Ordinary Shares SEALSQ Corp Filed Pursuant to Rule 424(b)(5) Registration Number 333-286098 PROSPECTUS SUPPLEMENT (To Prospectus dated April 2, 2025) 10,000,000 Ordinary Shares of SEALSQ Corp We are offering in a registered direct offering to certain existing investors (the “Investors”) 10,000,000 Ordinary Shares, par value US$0. |
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| May 1, 2025 |
SEALSQ Announces Agenda of its 2025 Annual General Meeting of Shareholders SEALSQ Announces Agenda of its 2025 Annual General Meeting of Shareholders Geneva, Switzerland – April 30, 2025: SEALSQ Corp (“SEALSQ” or “the Company”) (NASDAQ: LAES), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, is pleased to announce that its 2025 Annual General Meeting (“AGM”) of Shareholders will be held on May 19, 2025, at 09:00 a. |
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| May 1, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 1, 2025 |
SEALSQ CORP (“Company”) (Incorporated in the British Virgin Islands) Avenue Louis-Casaï 58 1216 Cointrin, Switzerland (Address of principal executive offices) NOTICE OF THE 2025 ANNUAL GENERAL MEETING OF SHAREHOLDERS April 10, 2025 NOTICE IS HEREBY GIVEN THAT the annual general meeting (the “Meeting”) of the shareholders of the Company will be held on May 19, 2025, at 09:00 a. |
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| April 9, 2025 |
SEALSQ Appoints COO to Spearhead Its North American Operations and Accelerate Growth in Semiconductor and Quantum-Resistant Security Technologies Geneva, Switzerland, April 8, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, announced today the appointment of Loïc Hamon as its Chief Operating Officer (COO), as part of the Company’s strategic expansion in the North American market, effective immediately. |
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| April 9, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of April 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| March 31, 2025 |
March 31, 2025 John O Hara Chief Financial Officer SEALSQ Corp Craigmuir Chambers, Road Town Tortola, British Virgin Islands 1110 Re: SEALSQ Corp Registration Statement on Form F-3 Filed March 25, 2025 File No. |
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| March 31, 2025 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Contrin Switzerland 1216 March 31, 2025 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N. |
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| March 25, 2025 |
As filed with the U.S. Securities and Exchange Commission on March 25, 2025 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation or organization) 3674 (Primary Standa |
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| March 25, 2025 |
Exhibit 107 Calculation of Filing Fee Tables Form F-3 (Form Type) SEALSQ Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offering Price (3) Fee Rate Amount of Registration Fee |
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| March 24, 2025 |
SEALSQ, a WISeKey Affiliate, and WeCanGroup Sign Strategic Agreement for SEALSQ to Acquire a 30% Stake in WeCanGroup Geneva, Switzerland, March 24, 2025 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a subsidiary of WISeKey, and WeCanGroup SA have entered into a strategic agreement under which SEALSQ will acquire a 30% equity stake in WeCanGroup. |
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| March 24, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| March 21, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of March 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| March 21, 2025 |
SEALSQ Announces FY 2024 Audited Financial Results and Strategic Growth Plan for 2025 Schedules Conference Call and Webcast for Monday, March 24 at 10:00 am ET (3:00 pm CET) • Ends the year with a strong cash position of approximately $85 million • FY 2024 $11 million revenue reflects the industry-wide transition from traditional semiconductors to next-generation Quantum Resistant chips • Expects a return to growth in FY 2025 • Continues R&D investments with $7. |
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| March 20, 2025 |
SEALSQ CORP ORDINARY SHARE OPTION PLAN Assumed by SEALSQ Corp on 15 September 2023 TABLE OF CONTENTS SEALSQ CORP ORDINARY SHARE OPTION PLAN Assumed by SEALSQ Corp on 15 September 2023 TABLE OF CONTENTS INTRODUCTION 3 THE ORDINARY PLAN 3 A. |
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| March 20, 2025 |
SEALSQ Corp Insider Trading Policy As of March 10, 2025 Table of Contents 1. Introduction 3 2. Definitions 3 3. Scope 4 4. Trading restrictions 5 5. Blackout Periods 6 6. Rule 10B5-1 Plans 7 7. Prohibited Transactions 8 8. Post-Termination Transactions 8 9. Penalties for Violations 8 10. Contact Details 9 ACKNOWLEDGMENT AND CERTIFICATION 10 Annex A. 11 Page 2 of 12 1. Introduction This document se |
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| March 20, 2025 |
DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT Exhibit 2.4 DESCRIPTION OF SECURITIES REGISTERED UNDER SECTION 12 OF THE EXCHANGE ACT As of December 31, 2024 SEALSQ Corp ("SEALSQ," "we," "us," and "our") had the following series of securities registered pursuant to Section 12(b) of the Exchange Act: Title of each class Trading Symbols Name of each exchange and on which registered Ordinary Shares, par value USD 0.01 per share LAES The Nasdaq Sto |
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| March 20, 2025 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of December 17, 2024, between SEALSQ Corp. |
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| March 20, 2025 |
CERTIFICATION PURSUANT TO SECTION 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 The certification set forth below is being submitted in connection with the annual report of SEALSQ Corp (the “Company”) on Form 20-F for the period ending December 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), for the pu |
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| March 20, 2025 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of December 12, 2024, between SEALSQ Corp. |
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| March 20, 2025 |
Consent of Independent Registered Public Accounting Firm Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statements on Form F-3 (No. |
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| March 20, 2025 |
CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, John O’Hara, certify that: 1. |
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| March 20, 2025 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of December 16, 2024, between SEALSQ Corp. |
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| March 20, 2025 |
SEALSQ CORP. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland SEALSQ CORP. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland December 30, 2024 To the Holders of the July 2023, January 2024 and January 2024 Ordinary Share Purchase Warrants Re: Inducement Offer to Exercise Existing Ordinary Share Purchase Warrants Dear Holder: SEALSQ Corp. (the “Company”) is pleased to offer to you the opportunity to exercise (i) the July 2023 warrants (the “First Tranche Warra |
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| March 20, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 20-F (Mark One) ☐ REGISTRATION STATEMENT PURSUANT TO SECTION 12(b) OR 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 or ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES E |
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| March 20, 2025 |
CERTIFICATION PURSUANT TO SECTION 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 The certification set forth below is being submitted in connection with the annual report of SEALSQ Corp (the “Company”) on Form 20-F for the period ending December 31, 2024, as filed with the Securities and Exchange Commission on the date hereof (the “Report”), for the pu |
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| March 20, 2025 |
CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 I, Carlos Moreira, certify that: 1. |
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| March 20, 2025 |
Consent of Independent Registered Public Accounting Firm Consent of Independent Registered Public Accounting Firm We hereby consent to the incorporation by reference in the Registration Statements on Form F-3 (No. |
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| March 19, 2025 |
Exhibit 107 Calculation of Filing Fee Tables Form F-3 (Form Type) SEALSQ Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offering Price (3) Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to Be Paid Equity Ordinary Shares, par value $0. |
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| March 19, 2025 |
As filed with the U.S. Securities and Exchange Commission on March 19, 2025 Registration No. 333-285430 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 1 to Form F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporati |
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| February 28, 2025 |
As filed with the U.S. Securities and Exchange Commission on February 28, 2025 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation or organization) 3674 (Primary Sta |
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| February 28, 2025 |
Exhibit 107 Calculation of Filing Fee Tables Form F-3 (Form Type) SEALSQ Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to Be Paid Equity Ordinary Shares, par value $0. |
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| February 27, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of February 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| February 27, 2025 |
SEALSQ Enters Into Exclusive Negotiations to Acquire 100% of IC'ALPS SEALSQ Enters Into Exclusive Negotiations to Acquire 100% of IC'ALPS Geneva, Switzerland – February 27, 2025 – SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a leading developer and provider of Semiconductors, PKI, and Post-Quantum technology hardware and software solutions, today announced that it has entered into exclusive negotiations with the shareholders of IC’ALPS SAS (“IC’ALPS”), an ASIC design and supply specialist based in Grenoble, France, to acquire 100% of the share capital and voting rights of IC’ALPS. |
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| February 3, 2025 |
SEALSQ Announces FY 2024 Preliminary Unaudited Key Operational and Financial Metrics $93 Million Pipeline Over the Next Three Years Supports Long-Term Growth Geneva, Switzerland – February 3, 2025: SEALSQ Corp ("SEALSQ" or "Company") (NASDAQ: LAES), a leader in the development and sales of semiconductors, PKI, and post-quantum technology hardware and software products, today announced full-year (FY) 2024 key operational and financial metrics(all financial data are preliminary and unaudited). |
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| February 3, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 Date of report: February 3, 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| January 2, 2025 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of January 2025 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| January 2, 2025 |
The date of this Prospectus Supplement is January 2, 2025. Filed Pursuant to Rule 424(b)(3) Registration No. 333-278685 PROSPECTUS SUPPLEMENT NO. 7 (TO PROSPECTUS DATED SEPTEMBER 24, 2024) This prospectus supplement updates and supplements the prospectus dated September 24, 2024 (the “Prospectus”), which forms a part of our registration statement on Form F-1 (No. 333-278685). This prospectus supplement is being filed to update and supplement the informati |
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| January 2, 2025 |
4,469,382 Ordinary Shares SEALSQ Corp Filed Pursuant to Rule 424(b)(5) Registration Number 333-283358 PROSPECTUS SUPPLEMENT (To Prospectus dated November 27, 2024) 4,469,382 Ordinary Shares of SEALSQ Corp We are offering an aggregate of 4,469,382 Ordinary Shares, par value US$0. |
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| December 31, 2024 |
The date of this Prospectus Supplement is December 31, 2024. Filed Pursuant to Rule 424(b)(3) Registration No. 333-278685 PROSPECTUS SUPPLEMENT NO. 6 (TO PROSPECTUS DATED SEPTEMBER 24, 2024) This prospectus supplement updates and supplements the prospectus dated September 24, 2024 (the “Prospectus”), which forms a part of our registration statement on Form F-1 (No. 333-278685). This prospectus supplement is being filed to update and supplement the informati |
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| December 30, 2024 |
SEALSQ CORP. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland SEALSQ CORP. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland December 30, 2024 To the Holders of the July 2023, January 2024 and January 2024 Ordinary Share Purchase Warrants Re: Inducement Offer to Exercise Existing Ordinary Share Purchase Warrants Dear Holder: SEALSQ Corp. (the “Company”) is pleased to offer to you the opportunity to exercise (i) the July 2023 warrants (the “First Tranche Warra |
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| December 30, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| December 30, 2024 |
SEALSQ Announces Strong Year End Financial Position SEALSQ Announces Strong Year End Financial Position Geneva, Switzerland, Dec. 30, 2024 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI and Post-Quantum technology hardware and software products, today announced it expects to end the year with a strong balance sheet and a cash position which is projected to be in excess of $ |
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| December 26, 2024 |
SEALSQ Regains Compliance with Nasdaq’s Minimum Bid Price Requirement SEALSQ Regains Compliance with Nasdaq’s Minimum Bid Price Requirement Geneva, Switzerland - December 26, 2024 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI, and Post-Quantum technology hardware and software products, today announced that it received formal written confirmation from The Nasdaq Stock Market, LLC (“Nasdaq”) confirming that the Company has regained compliance with Nasdaq’s minimum bid price requirement. |
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| December 26, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| December 19, 2024 |
SEALSQ Announces Pricing of $25.0 Million Registered Direct Offering SEALSQ Announces Pricing of $25.0 Million Registered Direct Offering Geneva, Switzerland, Dec. 17, 2024 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI and Post-Quantum technology hardware and software products, today announced that it has entered into a securities purchase agreement with several institutional investors to |
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| December 19, 2024 |
13,157,896 Ordinary Shares SEALSQ Corp Filed Pursuant to Rule 424(b)(5) Registration Number 333-283358 PROSPECTUS SUPPLEMENT (To Prospectus dated November 27, 2024) 13,157,896 Ordinary Shares of SEALSQ Corp We are offering in a registered direct offering to certain existing investors (the “Investors”) 13,157,896 Ordinary Shares, par value US$0. |
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| December 19, 2024 |
The date of this Prospectus Supplement is December 19, 2024. Filed Pursuant to Rule 424(b)(3) Registration No. 333-278685 PROSPECTUS SUPPLEMENT NO. 5 (TO PROSPECTUS DATED SEPTEMBER 24, 2024) This prospectus supplement updates and supplements the prospectus dated September 24, 2024 (the “Prospectus”), which forms a part of our registration statement on Form F-1 (No. 333-278685). This prospectus supplement is being filed to update and supplement the informati |
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| December 19, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| December 19, 2024 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of December 17, 2024, between SEALSQ Corp. |
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| December 19, 2024 |
[The remainder of this page has been intentionally left blank.] December 17, 2024 Mr. Carlos Moreira Chief Executive Officer SEALSQ Corp. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland, Dear Mr. Moreira This letter (the “Agreement”) constitutes the agreement between Maxim Group LLC (“Maxim” or the “Placement Agent”) and SEALSQ Corp., a British Virgin Islands company (the “Company”), pursuant to which the Placement Agent shall serve as the placement agent for |
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| December 17, 2024 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of December 16, 2024, between SEALSQ Corp. |
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| December 17, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| December 17, 2024 |
SEALSQ Announces Pricing of $25.0 Million Registered Direct Offering Priced Above Market Under NASDAQ Rules Geneva, Switzerland, Dec. 16, 2024 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI and Post-Quantum technology hardware and software products, today announced that it has entered into a securities purchase agreement w |
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| December 17, 2024 |
13,157,896 Ordinary Shares SEALSQ Corp Filed Pursuant to Rule 424(b)(5) Registration Number 333-283358 PROSPECTUS SUPPLEMENT (To Prospectus dated November 27, 2024) 13,157,896 Ordinary Shares of SEALSQ Corp We are offering in a registered direct offering to certain existing investors (the “Investors”) 13,157,896 Ordinary Shares, par value US$0. |
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| December 17, 2024 |
[The remainder of this page has been intentionally left blank.] December 16, 2024 Mr. Carlos Moreira Chief Executive Officer SEALSQ Corp. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland, Dear Mr. Moreira This letter (the “Agreement”) constitutes the agreement between Maxim Group LLC (“Maxim” or the “Placement Agent”) and SEALSQ Corp., a British Virgin Islands company (the “Company”), pursuant to which the Placement Agent shall serve as the placement agent for |
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| December 17, 2024 |
The date of this Prospectus Supplement is December 17, 2024. Filed Pursuant to Rule 424(b)(3) Registration No. 333-278685 PROSPECTUS SUPPLEMENT NO. 4 (TO PROSPECTUS DATED SEPTEMBER 24, 2024) This prospectus supplement updates and supplements the prospectus dated September 24, 2024 (the “Prospectus”), which forms a part of our registration statement on Form F-1 (No. 333-278685). This prospectus supplement is being filed to update and supplement the informati |
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| December 16, 2024 |
7,692,308 Ordinary Shares SEALSQ Corp Filed Pursuant to Rule 424(b)(5) Registration Number 333-283358 PROSPECTUS SUPPLEMENT (To Prospectus dated November 27, 2024) 7,692,308 Ordinary Shares of SEALSQ Corp We are offering in a registered direct offering to certain existing investors (the “Investors”) 7,692,308 Ordinary Shares, par value US$0. |
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| December 16, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of December 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| December 16, 2024 |
SECURITIES PURCHASE AGREEMENT This Securities Purchase Agreement (this “Agreement”) is dated as of December 12, 2024, between SEALSQ Corp. |
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| December 16, 2024 |
The date of this Prospectus Supplement is December 16, 2024. Filed Pursuant to Rule 424(b)(3) Registration No. 333-278685 PROSPECTUS SUPPLEMENT NO. 3 (TO PROSPECTUS DATED SEPTEMBER 24, 2024) This prospectus supplement updates and supplements the prospectus dated September 24, 2024 (the “Prospectus”), which forms a part of our registration statement on Form F-1 (No. 333-278685). This prospectus supplement is being filed to update and supplement the informati |
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| December 16, 2024 |
SEALSQ Announces Pricing of $10.0 Million Registered Direct Offering Priced Above Market Under NASDAQ Rules Geneva, Switzerland, Dec. 12, 2024 - SEALSQ Corp (NASDAQ: LAES) ("SEALSQ" or "Company"), a company that focuses on developing and selling Semiconductors, PKI and Post-Quantum technology hardware and software products, today announced that it has entered into a securities purchase agreement w |
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| December 16, 2024 |
[The remainder of this page has been intentionally left blank.] December 12, 2024 Mr. Carlos Moreira Chief Executive Officer SEALSQ Corp. Avenue Louis-Casaï 58 1216 Cointrin, Switzerland, Dear Mr. Moreira This letter (the “Agreement”) constitutes the agreement between Maxim Group LLC (“Maxim” or the “Placement Agent”) and SEALSQ Corp., a British Virgin Islands company (the “Company”), pursuant to which the Placement Agent shall serve as the placement agent for |
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| November 25, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Contrin Switzerland 1216 November 25, 2024 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N. |
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| November 22, 2024 |
November 22, 2024 Carlos Moreira Chief Executive Officer SEALSQ Corp Craigmuir Chambers, Road Town Tortola, British Virgin Islands VG1110 Re: SEALSQ Corp Registration Statement on Form F-3 Filed November 20, 2024 File No. |
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| November 20, 2024 |
Exhibit 107 Calculation of Filing Fee Tables Form F-3 (Form Type) SEALSQ Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered (1) Proposed Maximum Offering Price Per Unit (2) Maximum Aggregate Offering Price (3) Fee Rate Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial effective date Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to Be Paid Equity Ordinary Shares, par value $0. |
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| November 20, 2024 |
As filed with the U.S. Securities and Exchange Commission on November 20, 2024 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form F-3 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation or organization) 3674 (Primary Sta |
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| November 19, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of November 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| November 19, 2024 |
Filed Pursuant to Rule 424(b)(3) Registration No. 333-278685 PROSPECTUS SUPPLEMENT NO. 2 (TO PROSPECTUS DATED SEPTEMBER 24, 2024) This prospectus supplement updates and supplements the prospectus dated September 24, 2024 (the “Prospectus”), which forms a part of our registration statement on Form F-1 (No. 333-278685). This prospectus supplement is being filed to update and supplement the informati |
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| November 19, 2024 |
SEALSQ Updates on Minimum Bid Price Non-Compliance SEALSQ Updates on Minimum Bid Price Non-Compliance Geneva, Switzerland – November 19, 2024: SEALSQ Corp ("SEALSQ" or "Company") (NASDAQ: LAES), a leader in developing and selling semiconductors, PKI, and post-quantum technology hardware and software products, today provided an update on its strategy to address its noncompliance with the minimum bid price requirement in order to maintain its listing on the Nasdaq. |
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| September 25, 2024 |
2024 Half Year Report SEALSQ Corp Half Year Report January – June 2024 2 Contents 1. |
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| September 25, 2024 |
The date of this Prospectus Supplement is September 25, 2024. Filed Pursuant to Rule 424(b)(3) Registration No. 333-278685 PROSPECTUS SUPPLEMENT NO. 1 (TO PROSPECTUS DATED SEPTEMBER 24, 2024) This prospectus supplement updates and supplements the prospectus dated September 24, 2024 (the “Prospectus”), which forms a part of our registration statement on Form F-1 (No. 333-278685). This prospectus supplement is being filed to update and supplement the informati |
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| September 25, 2024 |
Condensed Consolidated Financial Statements of SEALSQ Corp As at June 30, 2024 Condensed Consolidated Financial Statements of SEALSQ Corp (unaudited) As at June 30, 2024 1. |
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| September 25, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of September 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| September 25, 2024 |
SEALSQ Announces Unaudited First Half 2024 Financial Results and Updates on Strategic Business Initiatives Schedules Conference Call and Webcast for Thursday, September 26 at 9:00 am ET (3:00 pm CET) · Strategic initiatives include launch of Quantum-Resistant Secure Chips and partnerships to establish several OSAT Chip Design and Customization Centers. |
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| September 24, 2024 |
As filed with the U.S. Securities and Exchange Commission on September 24, 2024 Registration No. 333-276877 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 5 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorpo |
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| September 24, 2024 |
40,000,000 Ordinary Shares SEALSQ Corp Filed Pursuant to Rule 424(b)(3) Registration No. 333-278685 40,000,000 Ordinary Shares of SEALSQ Corp This prospectus relates to the resale, from time to time, by the selling shareholders named herein (the “Selling Shareholders”) of an aggregate of up to 40,000,000 of our Ordinary Shares, US$0.01 par value per Ordinary Share (the “Ordinary Shares”), reserved for issuance (i) upon the conversion o |
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| September 20, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Contrin Switzerland 1216 September 20, 2024 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N. |
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| September 12, 2024 |
Exhibit 107 Calculation of Filing Fee Tables Form F-1 (Form Type) SEALSQ Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registered Securities Fees To Be Paid Equity Ordinary Shares issuable upon conversion of Notes 457(c) 37,080,000 (3) $1. |
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| September 12, 2024 |
As filed with the U.S. Securities and Exchange Commission on September 12, 2024 Registration No. 333-278685 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Pre-Effective Amendment No. 4 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorpor |
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| September 12, 2024 |
Exhibit 21.1 Subsidiaries of SEAL Corp The following is a list of companies that form part of the SEAL group as of the date of the prospectus: Group Company Name Country of incorporation Year of incorporation Share Capital % ownership Nature of business SEAL Corp. British Virgin Islands 2022 USD 300,000 n/a Investment and Holding Company SEALSQ France SAS (Formerly WISeKey Semiconductors SAS) Fran |
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| August 23, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Cointrin Switzerland DRAFT - August 23, 2024 Mr. |
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| August 23, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Cointrin Switzerland DRAFT - August 23, 2024 Mr. |
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| August 19, 2024 |
August 19, 2024 Carlos Moreira Chief Executive Officer SEALSQ Corp Craigmuir Chambers, Road Town Tortola, British Virgin Islands 1110 Re: SEALSQ Corp Amendment No. |
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| August 19, 2024 |
August 19, 2024 Carlos Moreira Chief Executive Officer SEALSQ Corp Craigmuir Chambers, Road Town Tortola, British Virgin Islands 1110 Re: SEALSQ Corp Post-Effective Amendment No. |
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| August 2, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of August 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| July 31, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Cointrin Switzerland July 31, 2024 Mr. Bradley Ecker Mr. Evan Ewing Division of Corporation Finance Office of Manufacturing 100 F Street, N. E. Washington, D.C. 20549 Re: SEALSQ Corp Post-Effective Amendment No. 3 to Registration Statement on Form F-1 Submitted July 2, 2024 (File No. 333-276877) CIK No. 0001951222 Dear Mr. Ecker and Mr. Ewing: This letter responds |
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| July 31, 2024 |
Exhibit 21.1 Subsidiaries of SEAL Corp The following is a list of companies that form part of the SEAL group as of the date of the prospectus: Group Company Name Country of incorporation Year of incorporation Share Capital % ownership Nature of business SEAL Corp. British Virgin Islands 2022 USD 300,000 n/a Investment and Holding Company SEALSQ France SAS (Formerly WISeKey Semiconductors SAS Franc |
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| July 31, 2024 |
Exhibit 107 Calculation of Filing Fee Tables Form F-1 (Form Type) SEALSQ Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registered Securities Fees To Be Paid Equity Ordinary Shares issuable upon conversion of Notes 457(c) 37,080,000 (3) $1. |
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| July 31, 2024 |
As filed with the U.S. Securities and Exchange Commission on July 31, 2024 Registration No. 333-276877 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 4 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporatio |
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| July 31, 2024 |
As filed with the U.S. Securities and Exchange Commission on July 31, 2024 Registration No. 333-278685 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Pre-Effective Amendment No. 3 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation |
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| July 31, 2024 |
Exhibit 21.1 Subsidiaries of SEAL Corp The following is a list of companies that form part of the SEAL group as of the date of the prospectus: Group Company Name Country of incorporation Year of incorporation Share Capital % ownership Nature of business SEAL Corp. British Virgin Islands 2022 USD 300,000 n/a Investment and Holding Company SEALSQ France SAS (Formerly WISeKey Semiconductors SAS) Fran |
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| July 31, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Cointrin Switzerland July 31, 2024 Mr. Bradley Ecker Mr. Evan Ewing Division of Corporation Finance Office of Manufacturing 100 F Street, N. E. Washington, D.C. 20549 Re: SEALSQ Corp Pre-Effective Amendment No. 2 to Registration Statement on Form F-1 Submitted July 2, 2024 (File No. 333-278685) CIK No. 0001951222 Dear Mr. Ecker and Mr. Ewing: This letter responds |
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| July 25, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 Date of report: July 25, 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| July 25, 2024 |
SEALSQ Updates on 2024 Strategic Initiatives and Major Milestones Strategic Initiatives Include the Launch of Quantum-Resistant Secure Chips and Partnerships to Establish Chip Design and Customization Centers Despite Temporarily Slowdown in H1 2024, Expects a Stronger H2 and Return to Growth in 2025 Geneva, Switzerland – July 25, 2024: SEALSQ Corp ("SEALSQ" or "Company") (NASDAQ: LAES), a leader in developing and selling semiconductors, PKI, and post-quantum technology hardware and software products, announces significant progress made on strategic initiatives in the first half of 2024. |
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| July 23, 2024 |
July 23, 2024 Carlos Moreira Chief Executive Officer SEALSQ Corp Craigmuir Chambers, Road Town Tortola, British Virgin Islands 1110 Re: SEALSQ Corp Post-Effective Amendment No. |
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| July 23, 2024 |
July 23, 2024 Carlos Moreira Chief Executive Officer SEALSQ Corp Craigmuir Chambers, Road Town Tortola, British Virgin Islands 1110 Re: SEALSQ Corp Amendment No. |
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| July 12, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K/A (Amendment No. |
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| July 12, 2024 |
SEALSQ Provides Business Update and Announces Key Preliminary Financial Metrics for H1 2024 As Expected, Preliminary Unaudited H1 2024 Revenue Reflects Transition Period; the Company Anticipates a Stronger H2 2024 and a Return to Growth in 2025 Strong Cash Position of $19 Million and Robust New Business Pipeline of $71 Million at June 30, 2024, Combined with the Development of Post-Quantum Solutio |
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| July 5, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 Date of report: July 5, 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| July 5, 2024 |
WISeKey Announces the Establishment of SEALCOIN AG Subsidiary Special Purpose Vehicle to House Operations of the Revolutionary SEALCOIN Project Zug, Switzerland, July 2, 2024 – WISeKey International Holding Ltd. |
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| July 2, 2024 |
Exhibit 21.1 Subsidiaries of SEAL Corp The following is a list of companies that form part of the SEAL group as of the date of the prospectus: Group Company Name Country of incorporation Year of incorporation Share Capital % ownership Nature of business SEAL Corp. British Virgin Islands 2022 USD 300,000 n/a Investment and Holding Company SEALSQ France SAS (Formerly WISeKey Semiconductors SAS Franc |
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| July 2, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Cointrin Switzerland July 2, 2024 Mr. Bradley Ecker Mr. Evan Ewing Division of Corporation Finance Office of Manufacturing 100 F Street, N. E. Washington, D.C. 20549 Re: SEALSQ Corp Post-Effective Amendment No. 2 to Form F-1 Submitted on May 17, 2024 (File No. 333-276877) CIK No. 0001951222 Dear Mr. Ecker and Mr. Ewing: This letter responds to the letter dated Jun |
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| July 2, 2024 |
As filed with the U.S. Securities and Exchange Commission on July 2, 2024 Registration No. 333-278685 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Pre-Effective Amendment No. 2 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation |
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| July 2, 2024 |
Exhibit 107 Calculation of Filing Fee Tables Form F-1 (Form Type) SEALSQ Corp (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation Rule Amount Registered (1) Proposed Maximum Offering Price Per Share Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registered Securities Fees To Be Paid Equity Ordinary Shares issuable upon conversion of Notes 457(c) 37,080,000 (3) $1. |
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| July 2, 2024 |
Exhibit 21.1 Subsidiaries of SEAL Corp The following is a list of companies that form part of the SEAL group as of the date of the prospectus: Group Company Name Country of incorporation Year of incorporation Share Capital % ownership Nature of business SEAL Corp. British Virgin Islands 2022 USD 300,000 n/a Investment and Holding Company SEALSQ France SAS (Formerly WISeKey Semiconductors SAS) Fran |
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| July 2, 2024 |
As filed with the U.S. Securities and Exchange Commission on July 2, 2024 Registration No. 333-276877 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 3 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation |
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| July 2, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Cointrin Switzerland July 2, 2024 Mr. Bradley Ecker Mr. Evan Ewing Division of Corporation Finance Office of Manufacturing 100 F Street, N. E. Washington, D.C. 20549 Re: SEALSQ Corp Pre-Effective Amendment No. 1 to Registration Statement on Form F-1 Submitted May 17, 2024 (File No. 333-278685) CIK No. 0001951222 Dear Mr. Ecker and Mr. Ewing: This letter responds t |
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| July 1, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 Date of report: For the month of July 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| June 17, 2024 |
United States securities and exchange commission logo June 17, 2024 Carlos Moreira Chief Executive Officer SEALSQ Corp Craigmuir Chambers, Road Town Tortola, British Virgin Islands 1110 Re: SEALSQ Corp Amendment No. |
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| June 17, 2024 |
United States securities and exchange commission logo June 17, 2024 Carlos Moreira Chief Executive Officer SEALSQ Corp Craigmuir Chambers, Road Town Tortola, British Virgin Islands 1110 Re: SEALSQ Corp Post-Effective Amendment No. |
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| June 14, 2024 |
UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 6-K Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 Date of report: June 14, 2024 Commission File Number: 001-41709 SEALSQ CORP (Exact Name of Registrant as Specified in Charter) N/A (Translation of Registrant’s name into English) British Virgin Islands Avenue Louis-Casaï 58 1216 Cointrin, Switzerland Not Applicable (State or other jurisdiction of incorporation or organization) (Address of principal executive office) (I. |
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| May 17, 2024 |
SEALSQ CORP Avenue Louis-Casai 58 SEALSQ CORP Avenue Louis-Casai 58 Cointrin Switzerland May 17, 2024 Mr. Bradley Ecker Mr. Evan Ewing Division of Corporation Finance Office of Manufacturing 100 F Street, N. E. Washington, D.C. 20549 Re: SEALSQ Corp Post-Effective Amendment No. 1 to Form F-1 Submitted on March 29, 2024 (File No. 333-276877) CIK No. 0001951222 Dear Mr. Ecker and Mr. Ewing: This letter responds to the letter dated A |
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| May 17, 2024 |
As filed with the U.S. Securities and Exchange Commission on May 17, 2024 Registration No. 333-276877 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Post-Effective Amendment No. 2 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT SEALSQ Corp (Exact name of registrant as specified in its charter) British Virgin Islands (State or other jurisdiction of incorporation |
