簡介

本頁面提供了有關 Alexa King 已知的內部交易歷史的全面分析。內部人士包括公司的高管、董事或重要投資者。一般而言,基於內幕、非公開信息進行交易是非法的。這並不意味著他們在自己的公司進行任何交易都是非法的。但是,他們必須透過Form 4向美國證券交易委員會(SEC)報告所有交易。盡管存在這些限制,學術研究表明,內部人士 - 整體而言 - 在自己公司中的投資表現往往優於市場。

平均交易盈利能力

「平均交易盈利能力」衡量了內部人士在過去三年中所有非計劃性的公開市場購買交易的平均回報率。計算過程包括檢查每筆交易,排除了作為10b5-1交易計劃的一部分的交易。然後,對每筆交易在3、6和12個月的表現進行平均,以生成該筆交易最終的表現指標。最終,將所有交易的表現指標進行平均,計算出內部人士的總體平均表現指標。列表僅包含在過去兩年中進行過至少三筆交易的內部人士。

如果內部人士的交易盈利能力顯示為"N/A",則可能是因為該內部人士在過去三年內沒有進行任何公開市場購買交易,或者他們進行的交易距離現在太近,無法計算出可靠的表現指標。

更新頻率:每日

查看收益最高的的內幕交易者列表。

報告內部持倉的公司

SEC文件顯示Alexa King已報告在以下公司擁有持倉或進行了交易:

證券 職位 最新報告的持倉
US:VCRA / Vocera Communication Inc Director 0
US:FEYE / FireEye Inc EVP and General Counsel 329,704
如何解讀這些圖表

以下圖表顯示了在Alexa King進行的每筆公開市場非計劃交易後證券的股價表現。非計劃交易是指沒有作為10b5-1交易計劃的一部分而進行的交易。股價表現以累積百分比變化的方式繪製。例如,如果一筆內部人士交易是在2019年1月1日進行的,該圖表將顯示該證券的每日百分比變化直至當前日期。如果在此期間股價從10美元漲至15美元,則股價的累積百分比變化將為50%。從10美元漲至20美元的價格變化將為100%,而從10美元跌至5美元的價格變化將為-50%。

最終,我們將評估內部人士的交易與股價的超額回報(正向或負向)之間的相關性,以判斷內部人士是否在交易中利用內部信息獲利。如果內部人士有這樣的行為,我們預期看到(a)購買後的正回報,或者(b)賣出後的負回報。對於情況(a),購買圖表將顯示一系列向上傾斜的曲線,表示每次購買後都有正回報。對於情況(b),賣出圖表將顯示一系列向下傾斜的曲線,表示每次賣出後都有負回報。

然而,僅憑這一點還不足以得出結論。例如,如果公司的股價在多年內呈現非周期性上升,我們會預期所有購買後的圖表都呈現向上傾斜。同樣地,多年來呈現非周期性下降的股價會導致賣出後的圖表也呈現向下傾斜。這兩種情況的圖表都不能表示內部人士在進行內幕交易。

最有力的指標是在公司股價呈極度循環波動的情況下,「購買」圖表顯示正向信號,而「賣出」圖表顯示負向趨勢。這種情況強烈暗示內部人士可能根據內幕信息精確地計時進行交易,以獲得財務優勢。

歷史內部人交易

該表格顯示了由 Alexa King 進行的所有內幕交易的完整列表,這些交易已向美國證券交易委員會(SEC)披露。

呈報日期 交易日期 表格 證券代碼 證券 代碼 10b5-1 股份 剩餘股份 %
變化
每股
股價
交易
金額
剩餘
金額
2022-02-23 2022-02-23 4 VCRA VOCERA COMMUNICATIONS, INC.
Common Stock
D - Sale to Issuer -42,108 0 -100.00
2021-08-17 2021-08-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -6,136 329,704 -1.83 18.07 -110,878 5,957,751
2021-07-02 2020-07-01 4 VCRA VOCERA COMMUNICATIONS, INC.
Common Stock
A - Award 4,379 42,108 11.61
2021-05-18 2021-05-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -6,136 333,926 -1.80 20.55 -126,095 6,862,179
2021-02-19 2021-02-17 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -39,814 340,062 -10.48 20.54 -817,680 6,984,023
2021-02-16 2021-02-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -43,748 379,876 -10.33 21.46 -938,832 8,152,139
2021-02-16 2021-02-11 4 FEYE FireEye, Inc.
Common Stock
A - Award 57,500 423,624 15.71
2021-02-16 2021-02-11 4 FEYE FireEye, Inc.
Common Stock
A - Award 52,000 366,124 16.55
2020-12-28 2020-12-23 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -25,000 314,124 -7.37 25.00 -625,000 7,853,100
2020-12-28 2020-12-23 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -25,000 339,124 -6.87 23.00 -575,000 7,799,852
2020-12-22 2020-12-21 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -56,532 364,124 -13.44 20.03 -1,132,376 7,293,659
2020-12-22 2020-12-18 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -43,659 420,656 -9.40 18.00 -786,024 7,573,364
2020-11-16 2020-11-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -5,311 464,315 -1.13 14.57 -77,381 6,765,070
2020-08-18 2020-08-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -5,311 469,626 -1.12 14.64 -77,753 6,875,325
2020-08-11 2020-08-10 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -43,659 474,937 -8.42 16.01 -698,771 7,601,462
2020-06-04 2020-06-02 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -1,713 518,596 -0.33 12.69 -21,743 6,582,487
2020-06-03 2020-06-01 4 VCRA VOCERA COMMUNICATIONS, INC.
Common Stock
A - Award 7,708 37,729 25.68
2020-05-18 2020-05-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -7,129 518,596 -1.36 11.42 -81,413 5,922,366
2020-02-19 2020-02-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -50,272 525,725 -8.73 16.29 -818,931 8,564,060
2020-02-06 2020-02-04 4 FEYE FireEye, Inc.
Common Stock
A - Award 62,500 575,997 12.17
2020-02-06 2020-02-04 4 FEYE FireEye, Inc.
Common Stock
A - Award 8,437 513,497 1.67
2019-06-05 2019-06-03 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -1,250 505,060 -0.25 14.28 -17,856 7,214,681
2019-06-04 2019-05-31 4 VCRA VOCERA COMMUNICATIONS, INC.
Common Stock
A - Award 4,333 30,021 16.87
2019-05-20 2019-05-16 4 FEYE FireEye, Inc.
Common Stock
S - Sale -3,156 505,060 -0.62 15.37 -48,513 7,763,681
2019-02-20 2019-02-19 4 FEYE FireEye, Inc.
Common Stock
S - Sale -50,697 508,216 -9.07 16.71 -847,015 8,490,968
2019-02-07 2019-02-05 4 FEYE FireEye, Inc.
Common Stock
A - Award 67,500 558,913 13.74
2019-02-07 2019-02-05 4 FEYE FireEye, Inc.
Common Stock
A - Award 43,748 491,413 9.77
2018-11-09 2018-11-07 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -4,828 447,665 -1.07 20.00 -96,560 8,953,300
2018-06-05 2018-06-01 4 VCRA VOCERA COMMUNICATIONS, INC.
Common Stock
A - Award 5,600 25,688 27.88
2018-05-18 2018-05-16 4 FEYE FireEye, Inc.
Common Stock
S - Sale -3,190 450,725 -0.70 17.35 -55,337 7,818,682
2018-02-21 2018-02-20 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -60,885 453,915 -11.83 16.40 -998,301 7,442,617
2018-02-21 2018-02-16 4 FEYE FireEye, Inc.
Common Stock
S - Sale -47,680 514,800 -8.48 16.20 -772,397 8,339,554
2018-02-09 2018-02-07 4 FEYE FireEye, Inc.
Common Stock
A - Award 50,000 562,480 9.76
2018-02-09 2018-02-07 4 FEYE FireEye, Inc.
Common Stock
A - Award 108,747 512,480 26.94
2017-10-10 2017-10-10 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -8,116 403,733 -1.97 18.00 -146,088 7,267,194
2017-10-10 2017-10-06 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -16,884 411,849 -3.94 18.00 -303,912 7,413,282
2017-08-04 2017-08-03 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -69,884 428,733 -14.02 14.46 -1,010,683 6,200,465
2017-06-02 2017-06-01 4 VCRA VOCERA COMMUNICATIONS, INC.
Common Stock
A - Award 5,285 20,088 35.70
2017-05-17 2017-05-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -3,123 498,617 -0.62 15.90 -49,656 7,928,010
2017-02-17 2017-02-16 4 FEYE FireEye, Inc.
Common Stock
S - Sale -28,820 499,834 -5.45 11.32 -326,159 5,656,671
2017-02-13 2017-02-09 4 FEYE FireEye, Inc.
Common Stock
A - Award 93,750 528,654 21.56
2017-02-13 2017-02-09 4 FEYE FireEye, Inc.
Common Stock
A - Award 5,000 434,904 1.16
2017-02-13 2017-02-09 4 FEYE FireEye, Inc.
Comnon Stock
A - Award 10,000 429,904 2.38
2016-08-03 2016-08-01 4 VCRA VOCERA COMMUNICATIONS, INC.
Common Stock
A - Award 14,803 14,803
2016-05-05 2016-05-05 4 FEYE FireEye, Inc.
Common Stock
A - Award 25,000 418,791 6.35
2016-02-17 2016-02-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -548 393,791 -0.14 12.00 -6,576 4,725,492
2016-02-11 2016-02-09 4 FEYE FireEye, Inc.
Common Stock
A - Award 50,000 394,339 14.52
2016-02-11 2016-02-09 4 FEYE FireEye, Inc.
Common Stock
A - Award 28,800 344,339 9.13
2015-06-24 2015-06-23 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -6,000 315,477 -1.87 52.69 -316,145 16,622,736
2015-06-24 2015-06-22 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -7,000 321,477 -2.13 52.20 -365,417 16,781,871
2015-06-09 2015-06-05 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -7,000 328,477 -2.09 50.50 -353,500 16,588,088
2015-06-09 2015-06-05 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -20,063 335,477 -5.64 50.25 -1,008,166 16,857,719
2015-05-22 2015-05-22 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -6,000 355,540 -1.66 45.50 -273,000 16,177,070
2015-05-22 2015-05-22 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -6,000 361,540 -1.63 45.25 -271,500 16,359,685
2015-05-19 2015-05-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -8,456 367,540 -2.25 41.37 -349,825 15,205,130
2015-04-28 2015-04-24 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -5,000 375,273 -1.31 44.75 -223,750 16,793,467
2015-03-12 2015-03-10 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -100 380,273 -0.03 42.05 -4,205 15,990,480
2015-03-12 2015-03-10 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -4,900 380,373 -1.27 41.53 -203,517 15,798,450
2015-03-02 2015-02-27 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -100 385,273 -0.03 45.83 -4,583 17,657,062
2015-03-02 2015-02-27 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -4,900 385,373 -1.26 45.16 -221,294 17,404,215
2015-03-02 2015-02-26 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -300 390,273 -0.08 46.13 -13,838 18,002,006
2015-03-02 2015-02-26 4 FEYE FireEye, Inc.
Common Stock
S - Sale X -4,700 390,573 -1.19 45.44 -213,558 17,746,817
2015-02-19 2015-02-17 4 FEYE FireEye, Inc.
Common Stock
S - Sale -545 395,273 -0.14 42.76 -23,305 16,902,269
2015-02-12 2015-02-10 4 FEYE FireEye, Inc.
Common Stock
A - Award 10,000 395,818 2.59
2015-02-12 2015-02-10 4 FEYE FireEye, Inc.
Common Stock
A - Award 21,525 385,818 5.91
2014-05-16 2014-05-15 4 FEYE FireEye, Inc.
Common Stock
F - Taxes -8,437 363,191 -2.27 27.08 -228,474 9,835,212
2014-03-14 2014-03-12 4 FEYE FireEye, Inc.
Common Stock
S - Sale -38,500 370,250 -9.42 79.54 -3,062,290 29,449,685
2014-02-19 2014-02-14 4 FEYE FireEye, Inc.
Common Stock
A - Award 5,000 408,750 1.24
2014-02-19 2014-02-14 4 FEYE FireEye, Inc.
Common Stock
A - Award 8,750 403,750 2.22
2014-02-11 2014-02-09 4 FEYE FireEye, Inc.
Common Stock
A - Award 45,000 395,000 12.86
2013-09-19 3 FEYE FireEye, Inc.
Common Stock
350,000
P
非衍生或衍生證券的公開市場或私下買入
S
非衍生或衍生證券的公開市場或私下賣出
A
公司向內部人員授予、獎勵或以其他方式獲取證券(例如股票期權)
C
衍生工具轉換
D
將證券賣出或轉讓回公司
F
使用從公司收到的證券的一部分來支付行使價或稅務負擔。
G
內部人士贈送或接收他人贈送公司股票
K
股權掉期和類似的避險交易
M
行使或轉換從公司獲得的衍生證券(例如期權)
V
內部人士透過Form 4自願報告的一筆交易
J
其他(附有交易描述的腳註)