🕵️ Summit Midstream Corporation ($SMC)
SEC insider & ownership activity, last 12 months · CIK 2024218 · every row links its SEC filing
Over the last 12 months insiders sold $397K against $41.0M of open-market buying. Connect Midstream, LLC bought $41.0M (Aug–Mar). Connect Midstream, LLC added 35.5% → 39.1%; Tailwater Energy Fund III LP added 35.5% → 39.1%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $41.0M (4 lots) · 2 sellers, $397K (2 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Connect Midstream, LLC | 4 | $41.0M | 0 | – | Mar 31, 2026 |
| Jerry L. Peters | 0 | – | 1 | $320K | May 19, 2026 |
| James Johnston | 0 | – | 1 | $77K | Jul 2, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Connect Midstream, LLC | 39.1% | 13D | Mar 31, 2026 | filing ↗ | |
| Tailwater Energy Fund III LP | 39.1% | 13D | Mar 31, 2026 | filing ↗ | |
| Tailwater Capital LLC | 39.1% | 13D | Mar 31, 2026 | filing ↗ | |
| Jason H. Downie | 39.1% | 13D | Mar 31, 2026 | filing ↗ | |
| Edward Herring | 39.1% | 13D | Mar 31, 2026 | filing ↗ | |
| Invesco Ltd. | 7.8% | 13G | May 9, 2025 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| James Johnston | $153K | Jul 2, 2026 | filing ↗ |
| Jerry L. Peters | $317K | May 18, 2026 | filing ↗ |
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Reg FD disclosure (7.01) | Jun 8, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Jun 1, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Jun 1, 2026 | filing ↗ |
| Earnings (2.02) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Shareholder vote (5.07) | May 7, 2026 | filing ↗ |
| Material agreement (1.01) | Mar 31, 2026 | filing ↗ |
| Unregistered equity sale (3.02) | Mar 31, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 31, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 31, 2026 | filing ↗ |
| Earnings (2.02) | Mar 16, 2026 | filing ↗ |
| Officer/director changes (5.02) | Dec 23, 2025 | filing ↗ |
| Earnings (2.02) | Nov 10, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 10, 2025 | filing ↗ |
| Earnings (2.02) | Aug 12, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 12, 2025 | filing ↗ |