SCHEDULE 13D/A 0001702361 XXXXXXXX LIVE 25 Class A Shares 08/08/2025 false 0001789832 428103105 Hess Midstream LP

1501 MCKINNEY STREET HOUSTON TX 77010

Mary A. Francis (925) 842-1000 c/o Chevron Corporation 5001 Executive Parkway, Suite 200 San Ramon CA 94583 0001702361 N Hess Investments North Dakota LLC OO N DE 0 78732296 0 78732296 78732296 N 37.8 OO Delaware Limited Liability Company Y Hess Corporation OO N DE 0 78732296 0 78732296 78732296 N 37.8 CO Y Chevron Corporation OO N DE 0 78732296 0 78732296 78732296 N 37.8 CO Class A Shares Hess Midstream LP 1501 MCKINNEY STREET HOUSTON TX 77010 This Amendment No. 25 to Schedule 13D amends and supplements the statement on Schedule 13D originally filed with the United States Securities and Exchange Commission on December 17, 2019 (as amended, the "Statement"), relating to the Class A Shares representing limited partner interests (the "Class A Shares") of Hess Midstream LP, a Delaware limited partnership (the "Issuer"). Capitalized terms used herein without definition shall have the meaning set forth in the Statement. Item 4 of the Statement is hereby amended and supplemented as follows: August 2025 Repurchase Agreement On August 8, 2025, pursuant to the previously disclosed August 2025 Repurchase Agreement, the August 2025 Repurchase Transaction closed, pursuant to which HESM Opco purchased from Hess Investments 695,894 Opco Class B Units for an aggregate purchase price of approximately $30 million, or $43.11 per unit. Pursuant to the terms of the August 2025 Repurchase Agreement, HESM Opco cancelled the Repurchased Units, and the Issuer cancelled, for no consideration, an equal number of Class B Shares held by Hess Investments in accordance with Section 5.5(e) of the Amended Opco Partnership Agreement. The information contained on the cover pages is incorporated by reference to this Item 5. The information on the cover pages sets forth the aggregate number of Class A Shares and percentage of Class A Shares outstanding beneficially owned by each of the Reporting Persons, based on 129,947,965 Class A Shares outstanding as of August 8, 2025. The information contained on the cover pages is incorporated by reference to this Item 5. Hess Investments is the record holder of (i) 449,000 Class A Shares and (ii) 78,283,296 Opco Class B Units, which may be redeemed for Class A Shares on a one-for-one basis at the option of the holder. Hess Investments is an indirect, wholly owned subsidiary of Hess Corporation. Hess Corporation is a direct, wholly owned subsidiary of Chevron Corporation. As a result, Chevron Corporation and Hess Corporation may be deemed to share beneficial ownership of the securities held of record by Hess Investments. Except as described in Item 4, none of the Reporting Persons nor Related Persons has effected any transactions in the Class A Shares or Opco Class B Units since Amendment No. 24. None. Not applicable. Hess Investments North Dakota LLC /s/ Kari H. Endries 08/08/2025 Hess Corporation /s/ Kari H. Endries 08/08/2025 Chevron Corporation /s/ Christine L. Cavallo 08/08/2025