Ameren Corporation
US ˙ NYSE ˙ US0236081024

SecurityAEE / Ameren Corporation
InstitutionJump Financial, LLC
Latest Disclosed Ownership6,256 shares
Latest Disclosed Value $ 687,659
Jump Financial, LLC ownership in AEE / Ameren Corporation

On May 14, 2026 - Jump Financial, LLC filed a 13F-HR form disclosing ownership of 6,256 shares of Ameren Corporation (US:AEE) valued at $687,660 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 17, 2026 disclosing 0 shares of Ameren Corporation. The current value of the position is $669,329 USD.

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)
2026-05-14 2026-03-31 13F Ameren Common Stock 023608102 6,256 6,256 688 0.0082
2026-02-17 2025-12-31 13F Ameren Common Stock 023608102 0 -8,110 -100.00 0 -100.00
2025-11-13 2025-09-30 13F Ameren Common Stock 023608102 8,110 -45,939 -85.00 847 -83.70 0.0101
2025-08-13 2025-06-30 13F Ameren Common Stock 023608102 54,049 25,540 89.59 5,191 81.34 0.0572
2025-05-14 2025-03-31 13F Ameren Common Stock 023608102 28,509 22,514 375.55 2,862 435.96 0.0393
2025-02-13 2024-12-31 13F Ameren Common Stock 023608102 5,995 1,176 24.40 534 26.84 0.0112
2024-11-14 2024-09-30 13F Ameren Common Stock 023608102 4,819 -101,523 -95.47 421 -94.43 0.0086
2024-11-14 2024-06-30 13F/A-1 Ameren Common Stock 023608102 106,342 106,342 7,562 0.1511
2024-08-14 2024-06-30 13F AMEREN Common Stock 023608102 106,342 106,342 7,562 0.1511
2024-10-21 2023-09-30 13F/A-2 AMEREN Common Stock 023608102 0 -3,892 -100.00 0 -100.00
2024-10-21 2023-09-30 13F/A-1 AMEREN Common Stock 023608102 0 0
2023-11-07 2023-09-30 13F AMEREN Common Stock 023608102 0 -3,892 0
2024-10-21 2023-06-30 13F/A-1 AMEREN Common Stock 023608102 3,892 -5,108 -56.76 318 -59.20 0.0119
2023-08-07 2023-06-30 13F AMEREN Common Stock 023608102 3,892 -5,108 318 0.0120
2024-10-21 2023-03-31 13F/A-1 Ameren Common Stock 023608102 9,000 4,797 114.13 778 108.31 0.0323
2023-05-03 2023-03-31 13F AMEREN Common Stock 023608102 9,000 4,797 778 0.0323
2023-02-14 2022-12-31 13F AMEREN Common Stock 023608102 4,203 4,203 374 0.0198
2022-11-07 2022-09-30 13F AMEREN Common Stock 023608102 0 -5,746 -100.00 0 -100.00
2022-08-09 2022-06-30 13F AMEREN Common Stock 023608102 5,746 -7,868 -57.79 519 -59.29 0.0224
2022-05-12 2022-03-31 13F AMEREN Common Stock 023608102 13,614 13,614 1,275 0.0549
2021-08-13 2021-06-30 13F AMEREN Common Stock 023608102 0 -2,496 -100.00 0 -100.00
2021-05-17 2021-03-31 13F AMEREN Common Stock 023608102 2,496 2,496 203 0.0190
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.