Summit Midstream Corporation (SMC)
NYSE: SMC · Natural Gas Transmission · Houston, TX · filing with the SEC since 2024
Who owns Summit Midstream Corporation
As filed with the SECHolders of 5% or more
3
Connect Midstream, LLC holds 39.1% of Common Stock, par value $0.01 per share, as its SCHEDULE 13D/A filed Apr 9, 2026 says.
Directors and officers
12
report now, of 16 people on the record since 2024. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 3 named at left.
Holders of 5% or moreshare of the class, as filed
Connect Midstream, LLC
SCHEDULE 13D/A · filed Apr 9, 2026 · Common Stock, par value $0.01 per share · 35.5% in Sep 2, 2025
Invesco LTD
SCHEDULE 13G/A · filed May 9, 2025 · Common Stock · 5.3% in Feb 7, 2025
He Zhengxu
SCHEDULE 13G/A · filed Jan 6, 2026 · Common Stock · 5.2% in Feb 19, 2025
Blackrock, Inc.
SCHEDULE 13G/A · filed Apr 27, 2026 · Common Stock · reported falling below 5%, from 5% in Jul 17, 2025
Tall Oak Midstream Investments, LLC
SCHEDULE 13G/A · filed Jun 16, 2025 · Common Stock, par value $0.01 per share · reported falling below 5%
The Vanguard Group
SCHEDULE 13G/A · filed Mar 27, 2026 · Common Stock · reported falling below 5%, from 5.61% in Apr 30, 2025
What SMC reports owning in othersstakes of 5% or more, and other ties
Other ties the annual report names
Double E Company L L C
An investee · investee · invested in, named in the 10-K filed Mar 16, 2026
Ohio Gathering Company L L C
An investee · investee · invested in, named in the 10-K filed Mar 16, 2026
Moonrise Midstream, LLC
A company bought · acquisition · Feb 2025 · owns, named in the 10-K filed Mar 16, 2026
Tall Oak
A company bought · acquisition · Nov 2024 · owns, named in the 10-K filed Mar 16, 2026
42 subsidiaries in 1 country, from the list filed with the 10-K filed Mar 16, 2026.
Insider tradesForm 4
3sales
1purchases
2sales on a scheduled plan
2people selling
$500,000sold, in dollars
$37.9Mbought, in dollars
Open-market trades on Form 4 from Oct 2, 2025 to Oct 2, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Oct 2, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window3 of 19 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Peters Jerry L | director | 1 | $300,000 | 0 | 0 | $0 |
| Johnston James David | Executive VP, GC, CCO and Secy | 2 | $200,000 | 2 | 0 | $0 |
| Herring Edward | director | 0 | $0 | 0 | 1 | $37.9M |