Summit Midstream Corp

SMC

Exchange: NYSE
Industry: Natural Gas Transmission
SEC CIK: 0002024218

SEC filings (opens in a new tab)

In the last 90 days, Summit Midstream Corp insiders filed 0 open-market purchases and 2 sales; 74 institutions reported holding it in 13F filings for Q2 2026, worth $160.9M in total; no superinvestor holds it.

Q2 2026 vs. Q1 2026

How the institutions holding Summit Midstream Corp changed between Q1 2026 and Q2 2026.

All holders in Q2 2026 All holders in Q1 2026

13F holders of SMC: Q1 2026 compared with Q2 2026
Measure	Q1 2026	Q2 2026	Change
Holders	73	74	+1
Shares	5.46M	5.65M	+186.1K (+3.4%)
Value	$165.2M	$160.9M	−$4.34M (−2.6%)

New holders (11)

Institutions that held Summit Midstream Corp at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to SMC in Q2 2026
Institution	Shares	Value	% of portfolio
XTX Topco Ltd	22,506	$641.0K	0.01%
Millennium Management LLC	17,858	$508.6K	0.00%
Odyssean, LLC	15,717	$447.6K	0.07%
Martingale Asset Management L P	10,838	$308.7K	0.01%
Engineers Gate Manager LP	10,711	$305.0K	0.00%
Valeo Financial Advisors, LLC	9,418	$268.2K	0.01%
Squarepoint Ops LLC	8,353	$237.9K	0.00%
Acadian Asset Management LLC	166	$4.00K	0.00%
Quarry LP	83	$2.36K	0.00%
Simplex Trading, LLC	14	$398	0.00%
Allworth Financial LP	1	$29	0.00%

Sold out (10)

Institutions that held Summit Midstream Corp at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of SMC in Q2 2026
Institution	Shares, Q1 2026	Value, Q1 2026
Jane Street Group, LLC	42,730	$1.29M
Jacobs Levy Equity Management, Inc	23,443	$708.9K
Renaissance Technologies LLC	22,476	$679.7K
HRT Financial LP	13,611	$411.0K
Goldman Sachs Group Inc	13,553	$409.8K
HSBC Holdings PLC	10,446	$322.3K
Brevan Howard Capital Management LP	9,710	$293.6K
SEI Investments Co	7,589	$229.5K
Public Employees Retirement System of Ohio	1,520	$46.0K
Aquatic Capital Management LLC	1,214	$36.7K