阿美倫公司
MX ˙ BMV ˙ US0236081024
SecurityMX:AEE / Ameren Corporation
InstitutionHartland & Co., LLC
Latest Disclosed Ownership8,168 shares
Latest Disclosed Value $ 897,827
Hartland & Co., LLC reports 30.98% increase in ownership of AEE / Ameren Corporation

On May 6, 2026 - Hartland & Co., LLC filed a 13F-HR form disclosing ownership of 8,168 shares of Ameren Corporation (MX:AEE) valued at $897,827 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 9, 2026 disclosing 6,236 shares of Ameren Corporation. This represents a change in shares of 30.98% during the quarter.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-06 2026-03-31 13F AMEREN COM 023608102 8,168 1,932 30.98 898 44.21 0.0082
2026-02-09 2025-12-31 13F AMEREN COM 023608102 6,236 483 8.40 623 3.67 0.0078
2025-11-10 2025-09-30 13F AMEREN COM 023608102 5,753 276 5.04 600 14.07 0.0079
2025-08-08 2025-06-30 13F AMEREN COM 023608102 5,477 201 3.81 526 -0.57 0.0074
2025-05-13 2025-03-31 13F AMEREN COM 023608102 5,276 2 0.04 530 12.55 0.0082
2025-02-10 2024-12-31 13F AMEREN COM 023608102 5,274 -63 -1.18 470 0.86 0.0071
2024-11-13 2024-09-30 13F AMEREN COM 023608102 5,337 38 0.72 467 23.94 0.0072
2024-08-12 2024-06-30 13F AMEREN COM 023608102 5,299 -45 -0.84 377 -5.29 0.0064
2024-05-14 2024-03-31 13F AMEREN COM 023608102 5,344 3,551 198.05 398 207.75 0.0197
2024-02-12 2023-12-31 13F AMEREN COM 023608102 1,793 -3,541 -66.39 130 -67.67 0.0069
2023-11-13 2023-09-30 13F/A-1 AMEREN COM 023608102 5,334 0 0.00 399 -8.28 0.0245
2023-11-07 2023-09-30 13F AMEREN COM 023608102 7,334 2,000 549 0.0302
2023-08-07 2023-06-30 13F AMEREN COM 023608102 5,334 1,970 58.56 436 50.00 0.0264
2023-05-09 2023-03-31 13F AMEREN COM 023608102 3,364 1,109 49.18 291 45.00 0.0212
2023-02-14 2022-12-31 13F AMEREN COM 023608102 2,255 2,255 201 0.0157
2022-11-14 2022-09-30 13F AMEREN COM 023608102 0 -2,040 -100.00 0 -100.00
2022-08-12 2022-06-30 13F AMEREN COM 023608102 2,040 40 2.00 184 -2.13 0.0143
2022-05-04 2022-03-31 13F AMEREN COM 023608102 2,000 0 0.00 188 5.62 0.0128
2022-02-14 2021-12-31 13F AMEREN COM 023608102 2,000 0 0.00 178 9.88 0.0121
2021-11-12 2021-09-30 13F AMEREN COM 023608102 2,000 -17 -0.84 162 0.62 0.0121
2021-08-12 2021-06-30 13F AMEREN COM 023608102 2,017 17 0.85 161 -1.23 0.0124
2021-05-14 2021-03-31 13F AMEREN COM 023608102 2,000 0 0.00 163 4.49 0.0136
2021-02-11 2020-12-31 13F AMEREN COM 023608102 2,000 2,000 156 0.0142
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.