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Summit Midstream Corp

SMC
Exchange
NYSE
Industry
Natural Gas Transmission
SEC CIK
0002024218

In the last 90 days, Summit Midstream Corp insiders filed 0 open-market purchases and 1 sale; 74 institutions reported holding it in 13F filings for Q2 2026, worth $160.9M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Summit Midstream Corp insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
1 filing
1 insider, $77.3K in total
Insiders trading
1
Net value
−$77.3K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Summit Midstream Corp, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Summit Midstream Corp
NameTitleLast reported holdingLast filingFilings, past year
Johnston James DavidExecutive VP, GC, CCO and Secy75,357Jul 6, 20263
Peters Jerry LDirector16,979IndirectMay 21, 20263
Downie Jason HDirector, 10% Owner1,367,397Apr 13, 20261
Herring EdwardDirector, 10% Owner1,367,397Apr 13, 20261
Tailwater Capital LLC10% Owner1,367,397Apr 13, 20261
Tailwater Energy Fund III LP10% Owner1,367,397Apr 13, 20261
Connect Midstream, LLC10% Owner1,367,397Apr 13, 20261
Cleary James JDirector37,004Mar 18, 20261
Stone Carolyn JDirector3,733Mar 18, 20261
McNally Robert JosephDirector37,004Mar 18, 20261
Jacobe James LeeDirector45,686Mar 18, 20261
Oates RommelDirector26,170Mar 18, 20261
Deneke J HeathChairman, President and CEO354,350Mar 17, 20262
Sicinski Matthew B.Senior VP and CAO39,505Mar 17, 20262
Mault William J.Executive VP and CFO88,694Mar 17, 20262
Woung-Chapman MargueriteDirector33,271Mar 18, 20250
Oates Rommel M.Director22,437Mar 18, 20250

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jul 6, 2026 (view filing)8:53 PM ETJul 24 daysJohnston James DavidExecutive VP, GC, CCO and SecySSale−2.60K$29.72−$77.3K−3.3%75.4K after10b5-1
May 21, 2026 (view filing)May 192 daysPeters Jerry LDirectorSSale−10.0K$32.00−$320.0K−37.1%17.0K after
Apr 13, 2026 (view filing)4:05 PM ETMar 3113 daysLateDownie Jason H and 4 othersDirector, 10% OwnerPPurchaseCommon Stock, par value $0.01 per share+1.22M$31.08+$37.9M+833.5%1.37M after
Sep 2, 2025 (view filing)6:33 PM ETAug 285 daysDownie Jason H and 4 othersDirector, 10% OwnerPPurchaseCommon Stock, par value $0.01+26.3K$20.89+$549.8K+21.9%146.5K after
Aug 28, 2025 (view filing)9:08 PM ETAug 26-272 daysDownie Jason H and 4 othersDirector, 10% OwnerPPurchaseCommon Stock, par value $0.01+120.2K$20.48+$2.46MNew position120.2K after2 lots
Apr 28, 2025 (view filing)Mar 18-1941 daysPeters Jerry LDirectorSSale−6.75K$37.40−$252.6K−25.1%20.2K afterAmended2 lots
Apr 28, 2025 (view filing)Mar 1742 daysPeters Jerry LDirectorSSale−3.30K$39.12−$129.2K−10.9%26.9K afterAmended
Mar 28, 2025 (view filing)Mar 27-281 dayDeneke J HeathChairman, President and CEOSSale−2.00K$35.00−$70.0K−0.7%266.2K after3 lots10b5-1
Mar 26, 2025 (view filing)Mar 24-262 daysDeneke J HeathChairman, President and CEOSSale−3.00K$35.80−$107.4K−1.1%268.2K after3 lots10b5-1
Mar 21, 2025 (view filing)Mar 19-212 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.24−$111.7K−1.1%271.2K after4 lots10b5-1
Mar 18, 2025 (view filing)Mar 17-181 dayDeneke J HeathChairman, President and CEOSSale−2.00K$38.26−$76.5K−0.7%274.2K after4 lots10b5-1
Mar 14, 2025 (view filing)Mar 12-142 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.54−$112.6K−1.3%231.3K after4 lots10b5-1
Mar 11, 2025 (view filing)Mar 7-114 daysDeneke J HeathChairman, President and CEOSSale−3.00K$38.54−$115.6K−1.3%234.3K after6 lots10b5-1
Mar 6, 2025 (view filing)Mar 4-62 daysDeneke J HeathChairman, President and CEOSSale−3.00K$40.54−$121.6K−1.2%237.3K after5 lots10b5-1
Mar 3, 2025 (view filing)Feb 27-Mar 34 daysDeneke J HeathChairman, President and CEOSSale−3.00K$43.41−$130.2K−1.2%240.3K after6 lots10b5-1
Feb 26, 2025 (view filing)Feb 24-262 daysDeneke J HeathChairman, President and CEOSSale−3.00K$42.10−$126.3K−1.2%243.3K after4 lots10b5-1
Feb 21, 2025 (view filing)Feb 19-212 daysDeneke J HeathChairman, President and CEOSSale−3.00K$44.51−$133.5K−1.2%246.3K after5 lots10b5-1
Feb 18, 2025 (view filing)Feb 13-185 daysDeneke J HeathChairman, President and CEOSSale−3.00K$44.52−$133.5K−1.2%249.3K after5 lots10b5-1
Feb 12, 2025 (view filing)Feb 10-122 daysDeneke J HeathChairman, President and CEOSSale−3.00K$43.69−$131.1K−1.2%252.3K after5 lots10b5-1
Feb 7, 2025 (view filing)Feb 5-72 daysDeneke J HeathChairman, President and CEOSSale−3.00K$42.88−$128.6K−1.2%255.3K after6 lots10b5-1
Feb 4, 2025 (view filing)Jan 31-Feb 44 daysDeneke J HeathChairman, President and CEOSSale−3.00K$41.62−$124.9K−1.1%258.3K after3 lots10b5-1
Jan 30, 2025 (view filing)Jan 28-302 daysDeneke J HeathChairman, President and CEOSSale−3.00K$40.73−$122.2K−1.1%261.3K after3 lots10b5-1
Jan 27, 2025 (view filing)Jan 23-274 daysDeneke J HeathChairman, President and CEOSSale−3.00K$42.01−$126.0K−1.1%264.3K after3 lots10b5-1
Jan 22, 2025 (view filing)Jan 17-225 daysDeneke J HeathChairman, President and CEOSSale−3.00K$41.63−$124.9K−1.1%267.3K after3 lots10b5-1
Jan 16, 2025 (view filing)Jan 14-162 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.91−$113.7K−1.2%247.0K after3 lots10b5-1
Jan 13, 2025 (view filing)Jan 8-135 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.58−$112.7K−1.2%250.0K after3 lots10b5-1
Jan 7, 2025 (view filing)Jan 3-74 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.76−$113.3K−1.2%253.0K after3 lots10b5-1
Jan 2, 2025 (view filing)Dec 30, 2024-Jan 2, 20253 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.19−$111.6K−1.2%256.0K after3 lots10b5-1
Dec 27, 2024 (view filing)Dec 24-273 daysDeneke J HeathChairman, President and CEOSSale−3.00K$35.97−$107.9K−1.1%259.0K after3 lots10b5-1
Dec 23, 2024 (view filing)Dec 19-234 daysDeneke J HeathChairman, President and CEOSSale−3.00K$34.84−$104.5K−1.1%262.0K after3 lots10b5-1
Dec 18, 2024 (view filing)Dec 16-182 daysDeneke J HeathChairman, President and CEOSSale−3.00K$35.16−$105.5K−1.1%265.0K after3 lots10b5-1
Dec 13, 2024 (view filing)Dec 11-132 daysDeneke J HeathChairman, President and CEOSSale−3.00K$36.42−$109.3K−1.1%268.0K after3 lots10b5-1
Dec 13, 2024 (view filing)Dec 121 dayJohnston James DavidExecutive VP, GC, CCO and SecySSale−20.0K$36.20−$724.0K−41.5%28.2K after10b5-1
Dec 10, 2024 (view filing)Dec 6-104 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.53−$112.6K−1.1%271.0K after3 lots10b5-1
Dec 6, 2024 (view filing)Dec 4-52 daysDeneke J HeathChairman, President and CEOSSale−2.00K$37.60−$75.2K−0.7%274.0K after2 lots10b5-1
Dec 3, 2024 (view filing)Nov 29-Dec 34 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.62−$112.8K−1.1%276.0K after3 lots10b5-1
Nov 27, 2024 (view filing)Nov 25-272 daysDeneke J HeathChairman, President and CEOSSale−3.00K$37.03−$111.1K−1.1%279.0K after3 lots10b5-1
Nov 22, 2024 (view filing)Nov 20-222 daysDeneke J HeathChairman, President and CEOSSale−3.00K$35.77−$107.3K−1.1%282.0K after3 lots10b5-1
Nov 19, 2024 (view filing)Nov 15-194 daysDeneke J HeathChairman, President and CEOSSale−3.00K$35.69−$107.1K−1.0%285.0K after3 lots10b5-1