Insider Transactions Reported by 16 Insiders of Summit Midstream Corp

Symbol
SMC on NYSE
Location
Houston, TX

Insiders trading volume in the past year

Summit Midstream Corp executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
J. Heath Deneke Chairman, President and CEO $21,962,758 -$289,103 -1.3% 13 Mar 2026
William J. Mault Executive VP and CFO $6,050,541 13 Mar 2026
James David Johnston Executive VP, GC, CCO and Secy $5,977,179 13 Mar 2026
Connect Midstream, LLC 10%+ Owner $3,059,946 +$3,010,174 +6048% 28 Aug 2025
Matthew B. Sicinski Senior VP and CAO $2,337,113 13 Mar 2026
James Lee Jacobe Director $1,571,979 16 Mar 2026
James J. Cleary Director $1,246,664 16 Mar 2026
Marguerite Woung-Chapman Director $1,246,664 14 Mar 2025
Robert Joseph McNally Director $1,246,664 16 Mar 2026
Rommel M. Oates Director $840,714 14 Mar 2025
Jerry L. Peters Director $795,245 -$250,580 -24% 24 Apr 2025
Carolyn J. Stone Director 16 Mar 2026
Edward Herring Director 02 Dec 2024
Jason H. Downie Director 02 Dec 2024
Andrew A. Winston Director 02 Dec 2024
Stephen M. Lipscomb Director 02 Dec 2024

Recent Insider Transactions by Companies or Individuals for Summit Midstream Corp

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
James Lee Jacobe SMC Common Stock Award 8.9% 3,733 45,686 16 Mar 2026 Direct
Robert J. McNally SMC Common Stock Award 11.2% 3,733 37,004 16 Mar 2026 Direct
James J. Cleary SMC Common Stock Award 11.2% 3,733 37,004 16 Mar 2026 Direct
Matthew B. Sicinski SMC Corporation Restricted Stock Units Award 62.1% 11,384 29,712 16 Mar 2026 Direct
William J. Mault SMC Corporation Restricted Stock Units Award 66.5% 36,142 90,467 16 Mar 2026 Direct
James David Johnston SMC Corporation Restricted Stock Units Award 63.1% 35,088 90,734 16 Mar 2026 Direct
J. Heath Deneke SMC Corporation Restricted Stock Units Award 67.3% 119,614 297,251 16 Mar 2026 Direct
Matthew B. Sicinski SMC Common Stock Tax liability -6.9% -2,666 35,961 13 Mar 2026 Direct
Matthew B. Sicinski SMC Common Stock Options Exercise 36.8% 10,824 40,278 13 Mar 2026 Direct
Matthew B. Sicinski SMC Corporation Restricted Stock Units Options Exercise -36.9% -10,824 18,538 13 Mar 2026 Direct
William J. Mault SMC Common Stock Tax liability -12.7% -11,751 80,608 13 Mar 2026 Direct
William J. Mault SMC Common Stock Options Exercise 48% 29,857 92,056 13 Mar 2026 Direct
William J. Mault SMC Corporation Restricted Stock Units Options Exercise -35.2% -29,857 54,889 13 Mar 2026 Direct
James David Johnston SMC Common Stock Tax liability -16% -13,153 69,196 13 Mar 2026 Direct
James David Johnston SMC Common Stock Options Exercise 69.1% 33,423 81,811 13 Mar 2026 Direct
James David Johnston SMC Corporation Restricted Stock Units Options Exercise -37.2% -33,423 56,294 13 Mar 2026 Direct
J. Heath Deneke SMC Common Stock Tax liability -11% -40,297 326,518 13 Mar 2026 Direct
J. Heath Deneke SMC Common Stock Options Exercise 39.6% 103,939 366,161 13 Mar 2026 Direct
J. Heath Deneke SMC Corporation Restricted Stock Units Options Exercise -36.7% -103,939 179,617 13 Mar 2026 Direct
William J. Mault SMC Common Stock Tax liability -3.76% -2,757 70,588 16 Jan 2026 Direct
William J. Mault SMC Common Stock Options Exercise 16% 10,121 73,345 16 Jan 2026 Direct
William J. Mault SMC Corporation Restricted Stock Units Options Exercise -10.7% -10,121 84,746 16 Jan 2026 Direct
Matthew B. Sicinski SMC Common Stock Tax liability -3.29% -1,066 31,347 16 Jan 2026 Direct
Matthew B. Sicinski SMC Common Stock Options Exercise 12.5% 3,593 32,413 16 Jan 2026 Direct
Matthew B. Sicinski SMC Corporation Restricted Stock Units Options Exercise -10.9% -3,593 29,362 16 Jan 2026 Direct
James David Johnston SMC Common Stock Tax liability -4.82% -2,923 57,687 16 Jan 2026 Direct
James David Johnston SMC Common Stock Options Exercise 21.7% 10,794 60,610 16 Jan 2026 Direct
James David Johnston SMC Corporation Restricted Stock Units Options Exercise -10.7% -10,794 89,717 16 Jan 2026 Direct
J. Heath Deneke SMC Common Stock Tax liability -2.75% -8,216 290,708 16 Jan 2026 Direct
J. Heath Deneke SMC Common Stock Options Exercise 12.3% 32,754 298,924 16 Jan 2026 Direct
J. Heath Deneke SMC Corporation Restricted Stock Units Options Exercise -10.4% -32,754 283,556 16 Jan 2026 Direct
Connect Midstream, LLC SMC Common Stock, par value $0.01 Purchase 21.9% $549,804 $20.89 26,319 146,479 28 Aug 2025 Direct
Connect Midstream, LLC SMC Common Stock, par value $0.01 Purchase 65.2% $971,720 $20.50 47,401 120,160 27 Aug 2025 Direct
Connect Midstream, LLC SMC Common Stock, par value $0.01 Purchase $1,488,649 $20.46 72,759 72,759 26 Aug 2025 Direct
Jerry L. Peters SMC Common Stock Gift -100% -3,062 0 24 Apr 2025 Direct
J. Heath Deneke SMC Common Stock Sale -0.37% $34,671 $34.67 -1,000 266,170 28 Mar 2025 Direct
J. Heath Deneke SMC Common Stock Sale -0.37% $35,330 $35.33 -1,000 267,170 27 Mar 2025 Direct
J. Heath Deneke SMC Common Stock Sale -0.37% $35,330 $35.33 -1,000 268,170 26 Mar 2025 Direct
J. Heath Deneke SMC Common Stock Sale -0.37% $35,740 $35.74 -1,000 269,170 25 Mar 2025 Direct
J. Heath Deneke SMC Common Stock Sale -0.37% $36,320 $36.32 -1,000 270,170 24 Mar 2025 Direct
J. Heath Deneke SMC Common Stock Sale -0.37% $36,300 $36.30 -1,000 271,170 21 Mar 2025 Direct
J. Heath Deneke SMC Common Stock Sale -0.37% $37,730 $37.73 -1,000 272,170 20 Mar 2025 Direct
Jerry L. Peters SMC Common Stock Sale -24.9% $250,580 $37.40 -6,700 20,184 19 Mar 2025 By Joint Spousal Trust
J. Heath Deneke SMC Common Stock Sale -0.36% $37,682 $37.68 -1,000 273,170 19 Mar 2025 Direct
Jerry L. Peters SMC Common Stock Sale -0.19% $1,976 $38.00 -52 26,884 18 Mar 2025 By Joint Spousal Trust
J. Heath Deneke SMC Common Stock Sale -0.36% $38,014 $38.01 -1,000 274,170 18 Mar 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.