Ameren Corp. 13F holders
957 funds reported a position in Ameren Corp. in their 13F for the quarter ended 30 June 2026, together 245.1 million shares worth $27.70 billion. Against the quarter before, 76 opened a position, 391 added, 243 trimmed and 76 sold out; together they bought a net 11.1 million shares. The largest holders: BlackRock, Inc., Price T Rowe Associates Inc. and Vanguard Capital Management LLC.
Funds holding957+23 on Q1 2026
Shares they held245.1Mworth $27.70 billion
Net bought on the quarter11.1M sharesabout $1.25 billion at the funds' values
Funds buying to selling467 to 319opened or added, to cut or sold
Opened 76Added 391Held 233Trimmed 243Sold out 76
What each fund did in AEE against its 13F for the quarter before; a change under 0.1% of a holding counts as held
Funds reporting a position in AEE in their 13F, each quarter; hover a bar for the shares they held
Filed so far for the quarter to 30 September 2026
4,696 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 442 reported a position in Ameren Corp.: 23 opened one, 174 added, 113 trimmed and 51 sold out, a net 689,745 shares bought.
The largest moves in the name among the funds that have filed, against each fund's previous 13F.
The well-known funds
Of the 44 funds followed here, 1 reported a position in Ameren Corp. in a 13F for the quarter ended 30 September 2026, and 6 more in a 13F for an earlier quarter, the latest each has filed. The largest: Geode Capital Management, 7.9 million shares worth $779.3 million, 0.0% of its reported book. Sold out: Two Sigma Investments. In the quarter, 1 fund added or opened a position and 0 trimmed or sold out; together they bought a net 50,385 shares, about $5.0 million at the funds' own value per share on 30 September 2026. A change under 0.1% of a holding counts as held.
| Fund | Shares | Value | Of its book | Change on the quarter | Status | Quarter ended | Filing |
|---|---|---|---|---|---|---|---|
| Geode Capital Management | 7,871,198 | $779.3 million | 0.0% | +50,385 | added | 30 September 2026 | 13F |
| FMR LLC | 4,786,206 | $541.0 million | 0.0% | -229,988 | trimmed | 30 June 2026, an earlier quarter | 13F |
| Point72 Asset Management | 2,139,630 | $241.9 million | 0.4% | +1,443,881 | added | 30 June 2026, an earlier quarter | 13F |
| Citadel Advisors | 1,776,083 | $200.8 million | 0.1% | -42,694 | trimmed | 30 June 2026, an earlier quarter | 13F |
| Millennium Management | 878,267 | $99.3 million | 0.1% | +368,767 | added | 30 June 2026, an earlier quarter | 13F |
| Renaissance Technologies | 438,200 | $49.5 million | 0.1% | +150,000 | added | 30 June 2026, an earlier quarter | 13F |
| Bridgewater Associates | 141,897 | $16.0 million | 0.1% | +89,833 | added | 30 June 2026, an earlier quarter | 13F |
| Two Sigma Investments | 0 | $0 | 0.0% | -7,900 | exited | 30 June 2026, an earlier quarter | 13F |
Value is what the fund reported.
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Change is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.The largest holders
| Fund | Shares | Share of all | Value | Of its book | Change in shares | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 25,818,527 | 10.53% | $2.92 billion | 0.04% | +2,021,173 | 13F |
| Price T Rowe Associates Inc. | 20,636,717 | 8.42% | $2.33 billion | 0.23% | -724,907 | 13F |
| Vanguard Capital Management LLC | 18,050,825 | 7.36% | $2.04 billion | 0.04% | +124,972 | 13F |
| Vanguard Portfolio Management LLC | 16,011,790 | 6.53% | $1.81 billion | 0.08% | +174,896 | 13F |
| State Street Corp. | 15,171,626 | 6.19% | $1.72 billion | 0.05% | +242,242 | 13F |
| T. Rowe Price Investment Management, Inc. | 12,130,872 | 4.95% | $1.37 billion | 0.90% | +4,596,584 | 13F |
| Geode Capital Management, LLC | 7,820,813 | 3.19% | $880.8 million | 0.05% | +162,556 | 13F |
| Franklin Resources Inc. | 6,099,146 | 2.49% | $689.4 million | 0.15% | +416,771 | 13F |
| Ameriprise Financial Inc. | 5,936,910 | 2.42% | $671.1 million | 0.14% | -336,610 | 13F |
| Jupiter Topco LLC | 5,115,469 | 2.09% | $578.3 million | 0.24% | first 13F | 13F |
| FMR LLC | 4,786,206 | 1.95% | $541.0 million | 0.02% | -229,988 | 13F |
| Invesco Ltd. | 4,510,354 | 1.84% | $509.9 million | 0.04% | -45,496 | 13F |
| Goldman Sachs Group Inc. | 3,676,311 | 1.50% | $415.6 million | 0.04% | +591,124 | 13F |
| Morgan Stanley | 3,402,611 | 1.39% | $384.6 million | 0.02% | +475,065 | 13F |
| AllianceBernstein L.P. | 3,463,854 | 1.41% | $380.7 million | 0.13% | -9,593 | 13F |
| Wells Fargo & Company | 2,925,333 | 1.19% | $330.7 million | 0.06% | -35,281 | 13F |
| Bessemer Group Inc. | 2,715,499 | 1.11% | $307.0 million | 0.42% | -43,106 | 13F |
| Barclays PLC | 2,577,609 | 1.05% | $291.4 million | 0.09% | +940,117 | 13F |
| Pictet Asset Management Holding SA | 2,414,872 | 0.99% | $273.0 million | 0.26% | +146,791 | 13F |
| Nuveen, LLC | 2,383,415 | 0.97% | $269.4 million | 0.06% | +138,490 | 13F |
| Deutsche Bank AG | 2,242,735 | 0.91% | $253.5 million | 0.07% | +830,775 | 13F |
| Bank of America Corp. | 2,175,165 | 0.89% | $245.9 million | 0.02% | -89,857 | 13F |
| Point72 Asset Management, L.P. | 2,139,630 | 0.87% | $241.9 million | 0.39% | +1,443,881 | 13F |
| Northern Trust Corp. | 2,110,028 | 0.86% | $238.5 million | 0.03% | -67,581 | 13F |
| Cohen & Steers, Inc. | 1,906,537 | 0.78% | $215.5 million | 0.34% | +78,240 | 13F |
| Legal & General Group Plc | 1,885,661 | 0.77% | $213.2 million | 0.04% | -65,339 | 13F |
| Charles Schwab Investment Management Inc. | 1,865,395 | 0.76% | $210.9 million | 0.03% | +33,762 | 13F |
| Massachusetts Financial Services Co. | 1,776,298 | 0.72% | $204.0 million | 0.07% | -50,352 | 13F |
| Citadel Advisors LLC | 1,776,083 | 0.72% | $200.8 million | 0.12% | -42,694 | 13F |
| Vanguard Fiduciary Trust Co. | 1,554,585 | 0.63% | $175.7 million | 0.04% | -544 | 13F |
| Bank of New York Mellon Corp | 1,497,031 | 0.61% | $169.2 million | 0.03% | -28,720 | 13F |
| JPMorgan Chase & Co. | 1,407,904 | 0.57% | $161.3 million | 0.01% | +109,906 | 13F |
| Jennison Associates LLC | 1,365,345 | 0.56% | $154.3 million | 0.09% | -44,221 | 13F |
| Antipodes Partners Ltd | 1,285,233 | 0.52% | $145.3 million | 2.66% | +13,647 | 13F |
| Soroban Capital Partners LP | 1,248,221 | 0.51% | $141.1 million | 1.00% | no change | 13F |
| Duff & Phelps Investment Management Co. | 1,206,076 | 0.49% | $136.3 million | 1.29% | +46,195 | 13F |
| Dimensional Fund Advisors LP | 1,187,748 | 0.48% | $134.3 million | 0.02% | +36,424 | 13F |
| UBS AM, a distinct business unit of UBS Asset Management Americas LLC | 1,145,497 | 0.47% | $129.5 million | 0.02% | +46,740 | 13F |
| Qube Research & Technologies Ltd | 1,007,033 | 0.41% | $113.8 million | 0.13% | -1,087,571 | 13F |
| Voya Investment Management LLC | 1,001,055 | 0.41% | $113.2 million | 0.11% | +937,241 | 13F |
| AQR Capital Management LLC | 944,272 | 0.39% | $106.7 million | 0.04% | -678,379 | 13F |
| Millennium Management LLC | 878,267 | 0.36% | $99.3 million | 0.07% | +368,767 | 13F |
| UBS Group AG | 875,191 | 0.36% | $98.9 million | 0.02% | -141,686 | 13F |
| Royal Bank of Canada | 867,122 | 0.35% | $98.0 million | 0.02% | +164,232 | 13F |
| Reaves W H & Co. Inc. | 846,298 | 0.35% | $95.7 million | 1.45% | -226,275 | 13F |
| Swiss National Bank | 780,200 | 0.32% | $88.2 million | 0.05% | -13,600 | 13F |
| ExodusPoint Capital Management, LP | 764,637 | 0.31% | $86.4 million | 0.80% | -66,947 | 13F |
| Lazard Asset Management LLC | 722,342 | 0.29% | $81.7 million | 0.12% | -609,580 | 13F |
| Clark Capital Management Group, Inc. | 702,635 | 0.29% | $79.4 million | 0.43% | +8,856 | 13F |
| Adage Capital Partners GP, L.l.c. | 668,690 | 0.27% | $75.6 million | 0.11% | +291,100 | 13F |
The 50 largest of the 957 funds that reported a position in AEE in their 13F for the quarter ended 30 June 2026, by the value each reported.
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Share of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?Options the funds reported on AEE
| Fund | Option | Shares under the options | Value of those shares | Quarter ended | Filing |
|---|---|---|---|---|---|
| Citadel Advisors | Calls | 25,400 | $2.9 million | 30 June 2026 | 13F |
| Citadel Advisors | Puts | 14,500 | $1.6 million | 30 June 2026 | 13F |
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
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They are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.Schedule 13D and 13G filed on the name, last twelve months
| Filed | Schedule | Who | Holding | Of the class | Event date | Rule or purpose | Filing |
|---|---|---|---|---|---|---|---|
| 15 May 2026 | 13G/A | T. Rowe Price Investment Management, Inc. and 1 other | 7.5 million | 2.7% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 29 April 2026 | 13G | Vanguard Capital Management and 1 other | 20.8 million | 7.5% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 28 April 2026 | 13G | Vanguard Portfolio Management and 1 other | 15.9 million | 5.7% | 31 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 26 March 2026 | 13G/A | The Vanguard Group and 1 other | 0 | 0.0% | 13 March 2026 | passive, institutional (13d-1(b)) | EDGAR |
| 17 February 2026 | 13G/A | T. Rowe Price Associates, Inc. and 1 other | 21.8 million | 8.1% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 21 January 2026 | 13G/A | BlackRock, Inc. and 1 other | 21.9 million | 8.1% | 31 December 2025 | passive, institutional (13d-1(b)) | EDGAR |
| 10 November 2025 | 13G | State Street Corporation and 1 other | 14.0 million | 5.2% | 30 September 2025 | passive, institutional (13d-1(b)) | EDGAR |
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
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Amendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13GFails to deliver
| Settlement date | Shares failed | Price | File |
|---|---|---|---|
| 24 August 2026 | 2,700 | $106.13 | SEC |
| 19 August 2026 | 685 | $109.67 | SEC |
| 17 August 2026 | 85 | $109.74 | SEC |
| 4 August 2026 | 1,689 | $109.50 | SEC |
| 3 August 2026 | 3,683 | $109.61 | SEC |
| 31 July 2026 | 90 | $108.75 | SEC |
| 17 July 2026 | 2 | $113.10 | SEC |
| 16 July 2026 | 104 | $111.38 | SEC |
| 15 July 2026 | 329 | $112.95 | SEC |
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.