🕵️ Ameren Corp ($AEE)
SEC insider & ownership activity, last 12 months · CIK 1002910 · every row links its SEC filing
Over the last 12 months insiders sold $9.0M with no open-market buying against it. Martin J. Lyons sold $3.0M through a 10b5-1 trading plan in 1 lots (Mar). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 11 sellers, $9.0M (21 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Martin J. Lyons | 0 | – | 1 | $3.0M | Mar 3, 2026 |
| Michael L. Moehn | 0 | – | 4 | $2.7M | May 1, 2026 |
| Gwendolyn G. Mizell | 0 | – | 3 | $645K | Feb 17, 2026 |
| Mark C. Lindgren | 0 | – | 2 | $585K | Mar 3, 2026 |
| Shawn E. Schukar | 0 | – | 1 | $556K | Mar 3, 2026 |
| Ajay K. Arora | 0 | – | 1 | $334K | Feb 17, 2026 |
| Theresa A. Shaw | 0 | – | 4 | $270K | May 14, 2026 |
| Richard J. Harshman | 0 | – | 1 | $262K | Nov 14, 2025 |
| Patrick E. Smith | 0 | – | 1 | $252K | Nov 14, 2025 |
| Flores Rafael | 0 | – | 2 | $244K | Feb 17, 2026 |
| Ryan J. Martin | 0 | – | 1 | $147K | Mar 4, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Blackrock, Inc. | 8.1% | 13G | Jan 21, 2026 | filing ↗ | |
| T. ROWE Price Associates, Inc. | 8.1% | 13G | Feb 17, 2026 | filing ↗ | |
| Vanguard Capital Management | 7.5% | 13G | Apr 29, 2026 | filing ↗ | |
| Vanguard Portfolio Management | 5.7% | 13G | Apr 28, 2026 | filing ↗ | |
| State Street Corporation | 5.2% | 13G | Nov 10, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Michael L. Moehn | $739K | May 1, 2026 | filing ↗ |
| Martin J. Lyons | $3.0M | Mar 3, 2026 | filing ↗ |
| Flores Rafael | $178K | Feb 17, 2026 | filing ↗ |
| Michael L. Moehn | $673K | Feb 2, 2026 | filing ↗ |
| Flores Rafael | $24K | Nov 17, 2025 | filing ↗ |
| Richard J. Harshman | $262K | Nov 14, 2025 | filing ↗ |
| Michael L. Moehn | $659K | Nov 3, 2025 | filing ↗ |
| Michael L. Moehn | $667K | Aug 1, 2025 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Jun 29, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 29, 2026 | filing ↗ |
| Other events (8.01) | Jun 26, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 14, 2026 | filing ↗ |
| Earnings (2.02) | May 5, 2026 | filing ↗ |
| Other events (8.01) | May 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 5, 2026 | filing ↗ |
| Other events (8.01) | Mar 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 4, 2026 | filing ↗ |
| Other events (8.01) | Feb 27, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 27, 2026 | filing ↗ |
| Earnings (2.02) | Feb 11, 2026 | filing ↗ |
| Other events (8.01) | Feb 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 11, 2026 | filing ↗ |
| Officer/director changes (5.02) | Feb 6, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 6, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 6, 2026 | filing ↗ |
| Officer/director changes (5.02) | Dec 12, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Dec 12, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 12, 2025 | filing ↗ |
| Material agreement (1.01) | Dec 10, 2025 | filing ↗ |
| New financial obligation (2.03) | Dec 10, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Dec 10, 2025 | filing ↗ |
| Other events (8.01) | Nov 24, 2025 | filing ↗ |
| Earnings (2.02) | Nov 5, 2025 | filing ↗ |
| Other events (8.01) | Nov 5, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 5, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 14, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Oct 14, 2025 | filing ↗ |
| Officer/director changes (5.02) | Oct 2, 2025 | filing ↗ |