Summit Midstream Corp 2025年度报告

(Exact name of registrant as specified in its charter) (State or other jurisdiction ofincorporation or organization) Securities registered pursuant to Section 12(b) of the Act: Securities registered pursuant to Section 12(g) of the Act: None Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.YesNo Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.YesNo Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or forsuch shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.YesNo Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of thischapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).YesNo Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See thedefinitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act. Large accelerated filerNon-accelerated filerEmerging growth company Accelerated filer Smaller reporting company If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accountingstandards provided pursuant to Section 13(a) of the Exchange Act. Indicate by check mark whether the registrant has filed a report on and attestation to its management’s assessment of the effectiveness of its internal control over financial reporting underSection 404(b) of the Sarbanes-Oxley Act (15 U.S.C. 7262(b)) by the registered public accounting firm that prepared or issued its audit report. If securities are registered pursuant to Section 12(b) of the Act, indicate by check mark whether the financial statements of the registrant included in the filing reflect the correction of an error to previously issued financial statements.☐ Indicate by check mark whether any of those error corrections are restatements that required a recovery analysis of incentive-based compensation received by any of the registrant’s executiveofficers during the relevant recovery period pursuant to § 240.10D-1(b). Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act).☐Yes The aggregate market value of voting stock held by non-affiliates of the registrant as of June 30, 2025 was $300,292,924. DOCUMENTS INCORPORATED BY REFERENCE Portions of the registrant’s definitive proxy statement relating to its 2026 Annual Meeting of Stockholders, which will be filed with the Securities and Exchange Commissionwithin 120 days of December31, 2025, are incorporated by reference into Part III of this Annual Report on Form 10-K where indicated. TABLE OF CONTENTS Part III130Item 10.Directors, Executive Officers and Corporate Governance.130Item 11.Executive Compensation.130Item 12.Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters.130Item 13.Certain Relationships and Related Transactions, and Director Independence.130Item 14.Principal Accounting Fees and Services.130 CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING STATEMENTS Investors are cautioned that certain statements contained in this report as well as in periodic press releases and certain oral statements made byour officers and employees during our presentations are “forward-looking” statements. Forward-looking statements include, without limitation,any statement that may project, indicate or imply future results, events, performance or achievements and may contain the words “expect,”“intend,” “plan,” “anticipate,” “estimate,” “believe,” “will be,” “will continue,” “will likely result,” and similar expressions, or futureconditional verbs such as “may,” “will,” “should,” “would,” and “could.” In addition, any statement concerning future financial performance(including future revenues, earnings, or growth rates), ongoing business strategies or prospects, and possible actions taken by us or oursubsidiaries are also forward-looking statements. These forward-looking statements involve various risks and uncertainties, including, but notlimited to, those described in Item 1A. Risk Factors included in this Annual Report on Form 10-K (this “Annual Report”). Forward-looking statements are based on current expectations and projections about future events and are inherently subject to a variety ofrisks and