Summit Midstream Corp (SMC) Insider Ownership

Historic Insider Ownership Trends

As of March 23, 2026, the three largest insider holders of SMC are J Heath Deneke (Chairman, President And Ceo, 290.71K shares), Midstream, Llc Connect (TenPercentOwner, 146.48K shares), William J. Mault (Executive Vp And Cfo, 70.59K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
J Heath Deneke Chairman, President And Ceo 354,350 0 17 Mar, 2026
J Heath Deneke Chairman, President And Ceo 290,708 0 21 Jan, 2026
Midstream, Llc Connect 146,479 0 02 Sep, 2025
William J. Mault Executive Vp And Cfo 88,694 0 17 Mar, 2026
James David Johnston Executive Vp, Gc, Cco And Secy 77,957 0 17 Mar, 2026
William J. Mault Executive Vp And Cfo 70,588 0 21 Jan, 2026
James David Johnston Executive Vp, Gc, Cco And Secy 57,687 0 21 Jan, 2026
James Lee Jacobe 45,686 0 18 Mar, 2026
James Lee Jacobe 41,953 0 18 Mar, 2025
Matthew B. Sicinski Senior Vp And Cao 39,505 0 17 Mar, 2026
James J Cleary 37,004 0 18 Mar, 2026
Robert Joseph Mcnally 37,004 0 18 Mar, 2026
Marguerite Woung-Chapman 33,271 0 18 Mar, 2025
Matthew B. Sicinski Senior Vp And Cao 31,347 0 21 Jan, 2026
Rommel Oates 26,170 0 18 Mar, 2026
Rommel M. Oates 22,437 0 18 Mar, 2025
Jerry L Peters 0 20,184 28 Apr, 2025
Carolyn J Stone 3,733 0 18 Mar, 2026
Jerry L Peters 3,733 0 18 Mar, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
16 Mar, 2026 Carolyn J Stone Common Stock A 3,733 $0.00 3,733 D A
16 Mar, 2026 Jerry L Peters Common Stock A 3,733 $0.00 3,733 D A
16 Mar, 2026 Robert Joseph Mcnally Common Stock A 3,733 $0.00 37,004 D A
16 Mar, 2026 James Lee Jacobe Common Stock A 3,733 $0.00 45,686 D A
16 Mar, 2026 Rommel Oates Common Stock A 3,733 $0.00 26,170 D A
16 Mar, 2026 James J Cleary Common Stock A 3,733 $0.00 37,004 D A
13 Mar, 2026 James David Johnston Common Stock A 18,977 - 76,664 D M
13 Mar, 2026 J Heath Deneke Common Stock A 58,049 - 348,757 D M
13 Mar, 2026 Matthew B. Sicinski Common Stock A 6,139 - 37,486 D M
13 Mar, 2026 William J. Mault Common Stock A 16,522 - 87,110 D M
13 Mar, 2026 Matthew B. Sicinski Common Stock D 1,525 $30.29 35,961 D F
13 Mar, 2026 James David Johnston Common Stock D 7,468 $30.29 69,196 D F
13 Mar, 2026 J Heath Deneke Common Stock D 22,239 $30.29 326,518 D F
13 Mar, 2026 William J. Mault Common Stock D 6,502 $30.29 80,608 D F
13 Mar, 2026 J Heath Deneke Common Stock A 15,875 - 342,393 D M
13 Mar, 2026 William J. Mault Common Stock A 4,793 - 85,401 D M
13 Mar, 2026 James David Johnston Common Stock A 4,653 - 73,849 D M
13 Mar, 2026 Matthew B. Sicinski Common Stock A 1,511 - 37,472 D M
13 Mar, 2026 James David Johnston Common Stock D 1,831 $30.29 72,018 D F
13 Mar, 2026 Matthew B. Sicinski Common Stock D 368 $30.29 37,104 D F