🕵️ Constellation Energy Corp ($CEG)
SEC insider & ownership activity, last 12 months · CIK 1868275 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. No red-flag 8-Ks in the window.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Vanguard Capital Management | 6.4% | 13G | Apr 29, 2026 | filing ↗ | |
| ECP Controlco, LLC | 6.1% | 13G | Jan 14, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Other events (8.01) | Jul 14, 2026 | filing ↗ |
| Other events (8.01) | Jun 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 1, 2026 | filing ↗ |
| Earnings (2.02) | May 11, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Shareholder vote (5.07) | Apr 28, 2026 | filing ↗ |
| Other events (8.01) | Apr 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Apr 17, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 31, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 31, 2026 | filing ↗ |
| Officer/director changes (5.02) | Mar 23, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 23, 2026 | filing ↗ |
| Other events (8.01) | Mar 20, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 20, 2026 | filing ↗ |
| Earnings (2.02) | Feb 24, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Feb 24, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Feb 24, 2026 | filing ↗ |
| Material agreement (1.01) | Jan 15, 2026 | filing ↗ |
| New financial obligation (2.03) | Jan 15, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 15, 2026 | filing ↗ |
| Other events (8.01) | Jan 13, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 13, 2026 | filing ↗ |
| Material agreement (1.01) | Jan 7, 2026 | filing ↗ |
| Acquisition or disposition (2.01) | Jan 7, 2026 | filing ↗ |
| New financial obligation (2.03) | Jan 7, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Jan 7, 2026 | filing ↗ |
| Officer/director changes (5.02) | Jan 7, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jan 7, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jan 7, 2026 | filing ↗ |