Form4insider filings, from the source

Company · CIK 0002024218 · SIC 4922 — Natural Gas Transmission · NYSE

Summit Midstream Corp · SMC

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $0 · 0sales $77k · 1net −$77k
$10k$10k$100k$100k$1M$1MbuyssalesJul 1Jul 1Jul 1Jul 2Jul 2Jul 2Jul 3

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jul 2, 2026 SForm 4 →Jul 6, 8:53 pm EDTJames David JohnstonExecutive VP, GC, CCO and Secy2,600$29.72$77,27275,357−3.34%10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.