🕵️ 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.

Aug 2025: net +$3.0M Sep 2025: net +$0 Oct 2025: net +$0 Nov 2025: net +$0 Dec 2025: net +$0 Jan 2026: net +$0 Mar 2026: net +$37.9M Mar 2026: net +$37.9M Apr 2026: net +$0 May 2026: net -$320K Jun 2026: net +$0 Jul 2026: net -$77K
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)

InsiderBuysBoughtSellsSoldLast
Connect Midstream, LLC4$41.0M 0Mar 31, 2026
Jerry L. Peters0 1$320KMay 19, 2026
James Johnston0 1$77KJul 2, 2026

5%+ holders

HolderStakeClassScheduleEvent
Connect Midstream, LLC 39.1% 13DMar 31, 2026 filing ↗
Tailwater Energy Fund III LP 39.1% 13DMar 31, 2026 filing ↗
Tailwater Capital LLC 39.1% 13DMar 31, 2026 filing ↗
Jason H. Downie 39.1% 13DMar 31, 2026 filing ↗
Edward Herring 39.1% 13DMar 31, 2026 filing ↗
Invesco Ltd. 7.8% 13GMay 9, 2025 filing ↗

Planned insider sales (Form 144)

SellerPlannedApprox. sale date
James Johnston$153KJul 2, 2026 filing ↗
Jerry L. Peters$317KMay 18, 2026 filing ↗

Material events (8-K)

ItemEvent 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 ↗