AEE
Ameren Corporation · Utilities · Regulated Electric
Momentum inputs (comparable managers):
holder breadth -18.2% ·
share flow +1.8% ·
net new positions -20.0%
· formula
Concentrated accumulation: rising shares among fewer holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2024
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q3 2026 | 3 | 0 | 488.32K | $48.39M | n/a | −2 |
| Q2 2026 | 146 | -3 | 178.66M | $20.19B | +4 | −9 |
| Q1 2026 | 154 | +2 | 180.25M | $19.78B | +4 | −2 |
| Q4 2025 | 150 | +1 | 188.96M | $18.87B | +2 | −1 |
| Q3 2025 | 17 | +1 | 127.90M | $13.35B | +2 | −1 |
| Q2 2025 | 13 | +1 | 114.41M | $10.98B | +1 | n/a |
| Q1 2025 | 9 | 0 | 50.36M | $5.05B | +2 | −2 |
| Q4 2024 | 9 | -2 | 50.64M | $4.51B | n/a | −2 |
| Q3 2024 | 10 | +2 | 36.74M | $3.21B | +3 | −1 |
| Q2 2024 | 8 | n/a | 33.60M | $2.39B | n/a | n/a |
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | T. Rowe Price ✦ | 27.05M | +1.5% | $2.41B | 0.3% | ▲ Add | 3 | SEC ↗ ×3 |
| 2 | State Street Global Advisors ✦ (passive) | 13.03M | n/a | $1.16B | 0.0% | n/c | 1 | SEC ↗ |
| 3 | Geode Capital Management ✦ (passive) | 6.75M | +1.2% | $600.16M | 0.0% | ▲ Add | 3 | SEC ↗ ×2 |
| 4 | Millennium Management ✦ | 2.13M | +76.7% | $190.25M | 0.2% | ▲ Add | 3 | SEC ↗ |
| 5 | Citadel Advisors ✦ | 1.23M | -34.1% | $109.91M | 0.1% | ▼ Trim | 3 | SEC ↗ ×2 |
| 6 | Adage Capital Partners ✦ | 249.39K | +841.5% | $22.23M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | AQR Capital Management ✦ | 91.60K | +8.6% | $8.17M | 0.0% | ▲ Add | 3 | SEC ↗ ×3 |
| 8 | Point72 Asset Management ✦ | 88.00K | -49.2% | $7.84M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 9 | Two Sigma Investments ✦ | 21.30K | -45.1% | $1.90M | 0.0% | ▼ Trim | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Marshall Wace | $795,886 | was 0.0% |
| D. E. Shaw & Co. | $295,090 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 917 holders, 232.61M shares, $21.66B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Director · 248 sh · $26,171
Officer · 500 sh · $54,940
Officer · 471 sh · $51,749
Officer · 325 sh · $35,402
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology