Summit Midstream Corp.
- SMC · NYSE
- Natural Gas Transmission
- Houston, TX
- 296 employees
- CIK 0002024218
Updated from SEC filings through
Top things to know
Executives
- J. Heath Deneke Chairman, President and CEO 4, 2026-03-17
- William J. Mault Executive VP and CFO 4, 2026-03-17
- James David Johnston Executive VP, GC, CCO and Secy 4, 2026-07-06
- Matthew B. Sicinski Senior VP and CAO 4, 2026-03-17
- James D. Johnston Executive Vice President, General Counsel, Chief Compliance Officer and Secretary DEF 14A, 2026-04-10
Summit Midstream Corp is a U.S. public company in natural gas transmission (SIC 4922), headquartered in Houston, TX. It trades as SMC on NYSE. Revenue was $562M in the fiscal year ending December 31, 2025, +30.8% from the year before. It reported about 296 employees. J. Heath Deneke is Chairman, President and CEO.
Five-year financials
| Metric | FY2025 | FY2024 | FY2023 |
|---|---|---|---|
| Revenue | $562M 10-K, 2026-03-16 | $430M 10-K, 2026-03-16 | $459M 10-K, 2026-03-16 |
| Operating income | Not on file | Not on file | Not on file |
| SG&A | $61.0M 10-K, 2026-03-16 | $55.6M 10-K, 2026-03-16 | $42.1M 10-K, 2026-03-16 |
| Net income | -$5.9M 10-K, 2026-03-16 | -$122M 10-K, 2026-03-16 | -$51.5M 10-K, 2026-03-16 |
Annual figures from XBRL in each company's own filings. Click a figure to open the filing. SG&A marked derived is general and administrative plus selling and marketing.
Leadership and board
| Name | Title | Source |
|---|---|---|
| J. Heath Deneke | Chairman, President and CEO | 4, 2026-03-17 |
| William J. Mault Executive Vice President and Chief Financial Officer at Summit Midstream Partners, LP | Executive VP and CFO | 4, 2026-03-17 |
| James D. Johnston | Named in proxy bio: Executive Vice President, General Counsel, Chief Compliance Officer and Secretary | DEF 14A, 2026-04-10 |
| James David Johnston | Executive VP, GC, CCO and Secy | 4, 2026-07-06 |
| Matthew B. Sicinski Senior Vice President and Chief Accounting Officer | Senior VP and CAO | 4, 2026-03-17 |
| Andrew A. Winston | Director | 10-K, 2026-03-16 |
| James E. Herring, Jr. | Director | 10-K, 2026-03-16 |
| James J. Cleary | Director | 10-K, 2026-03-16 |
| Jason H. Downie | Director | 10-K, 2026-03-16 |
| Jerry L. Peters | Director | 10-K, 2026-03-16 |
| Lee Jacobe | Director | 10-K, 2026-03-16 |
| Robert J. McNally | Director | 10-K, 2026-03-16 |
| Rommel M. Oates | Director | 10-K, 2026-03-16 |
| Stephen M. Lipscomb Jr. | Director | 10-K, 2026-03-16 |
What Summit Midstream Corp does
Summit Midstream Corporation, a Delaware corporation (including its subsidiaries, collectively, “we”, “our”, “us”, “SMC”, or “the Company”), is a value-driven company focused on developing, owning and operating midstream energy infrastructure assets that are strategically located in the core producing areas of unconventional resource basins, primarily shale formations, in the continental United States. The Company’s business activities are primarily conducted through various operating subsidiaries, each of which is owned or controlled by its subsidiary holding company, Summit Holdings.
Item 1. Business, 10-K for the year ending December 31, 2025
Shares and governance
| Shares outstanding | 10.6 million (as of November 8, 2024) | 10-Q, November 12, 2024 |
|---|---|---|
| Public float | $300M (as of June 30, 2025) | 10-K, March 16, 2026 |
| Reportable segments | 5 (period ending December 31, 2025) | 10-K, March 16, 2026 |
| Latest proxy statement | Meeting May 7, 2026 (filed April 10, 2026) | DEF 14A, April 10, 2026 |
| Auditor | Deloitte & Touche LLP (Houston, Texas) | Latest 10-K |
Insider trades
Open-market buys and sales by officers and directors, from Forms 4 and 5. One row per filing.
| Date | Insider | Trade | Shares | Value | Source |
|---|---|---|---|---|---|
| October 1, 2026 | James David Johnston Executive VP, GC, CCO and Secy | Sale | 2,600 | $79K | Form 4, October 2, 2026 |
| July 2, 2026 | James David Johnston Executive VP, GC, CCO and Secy | Sale | 2,600 | $77K | Form 4, July 6, 2026 |
| May 19, 2026 | Jerry L. Peters Director | Sale | 10,000 | $320K | Form 4, May 21, 2026 |
| March 31, 2026 | Jason H. Downie Director | Buy | 1,220,918 | $37.9M | Form 4, April 13, 2026 |
| March 31, 2026 | Edward Herring Director | Buy | 1,220,918 | $37.9M | Form 4, April 13, 2026 |
| August 28, 2025 | Jason H. Downie Director | Buy | 26,319 | $550K | Form 4, September 2, 2025 |
| August 28, 2025 | Edward Herring Director | Buy | 26,319 | $550K | Form 4, September 2, 2025 |
| August 27, 2025 | Jason H. Downie Director | Buy | 120,160 | $2.5M | Form 4, August 28, 2025 |
Recent 8-K events
- 8-K filed 2026-11-09
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-08-10
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-06-10
- Item 7.01 Regulation FD disclosure
- 8-K filed 2026-06-01
- Item 7.01 Regulation FD disclosure
- 8-K filed 2026-05-12
- Item 5.07 Submission of matters to a vote of security holders
- 8-K filed 2026-05-11
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2026-04-02
- Item 1.01 Entry into a material definitive agreement
- Item 3.02 Unregistered sales of equity securities
- Item 7.01 Regulation FD disclosure
- 8-K filed 2026-03-16
- Item 2.02 Results of operations and financial condition (earnings release)
- 8-K filed 2025-12-29
- Item 5.02 Departure or appointment of directors or officers; compensation
- 8-K filed 2025-11-10
- Item 2.02 Results of operations and financial condition (earnings release)
Frequently asked questions about Summit Midstream Corp
- What does Summit Midstream Corp do?
- In its own words, from Item 1 of its 10-K: "Summit Midstream Corporation, a Delaware corporation (including its subsidiaries, collectively, “we”, “our”, “us”, “SMC”, or “the Company”), is a value-driven company focused on developing, owning and operating midstream energy infrastructure assets that are strategically located in the core producing areas of unconventional resource basins, primarily shale formations, in the continental United States. The Company’s business activities are primarily conducted through various operating subsidiaries, each of which is owned or controlled by its subsidiary holding company, Summit Holdings."
- What is Summit Midstream Corp's revenue?
- $562M for the fiscal year ending December 31, 2025, from its 10-K filed March 16, 2026.
- Is Summit Midstream Corp profitable?
- Summit Midstream Corp reported net income of -$5.9M for the fiscal year ending December 31, 2025.
- How many employees does Summit Midstream Corp have?
- About 296 as of December 31, 2025, as stated in its annual report.
- Who is the CEO of Summit Midstream Corp?
- J. Heath Deneke, Chairman, President and CEO, as named in a 4 filed March 17, 2026.
- Who is the CFO of Summit Midstream Corp?
- William J. Mault, Executive VP and CFO, as named in a 4 filed March 17, 2026.
- Where is Summit Midstream Corp headquartered?
- Houston, TX.
- What is Summit Midstream Corp's stock ticker?
- SMC on NYSE.
- What industry is Summit Midstream Corp in?
- Natural Gas Transmission, SIC code 4922.
- What is Summit Midstream Corp's website?
- summitmidstream.com.
- When does Summit Midstream Corp report earnings next?
- November 9, 2026 at 16:30. Source: pg_future_events.
- Is Summit Midstream Corp a public company?
- Yes. Summit Midstream Corp files with the SEC under CIK 0002024218 and trades as SMC.
- Who audits Summit Midstream Corp?
- Deloitte & Touche LLP, Houston, Texas, as named in its latest annual report (10-K).
- How many shares of Summit Midstream Corp are outstanding?
- 10.6 million shares as of November 8, 2024, from its 10-Q filed November 12, 2024.
- What is Summit Midstream Corp's public float?
- $300M as of June 30, 2025, as reported on the cover of its 10-K filed March 16, 2026.
- How many business segments does Summit Midstream Corp report?
- 5 reportable segments for the period ending December 31, 2025, from its 10-K filed March 16, 2026.
- When is Summit Midstream Corp's annual shareholder meeting?
- May 7, 2026, per its proxy statement (DEF 14A) filed April 10, 2026.
- Have Summit Midstream Corp insiders traded stock recently?
- Since August 27, 2025, officers and directors reported 3 open-market sales worth about $477K and 6 purchases worth about $81.9M on Forms 4 and 5. The most recent: James David Johnston (Executive VP, GC, CCO and Secy) sold 2,600 shares on October 1, 2026.