SM Energy redeems $419M of 6.75% senior notes due 2026

On June 1, 2026, SM Energy Company (“ Company ”) paid $419,235,000 to redeem all of the aggregate principal amount outstanding of its 6.75% Senior Notes due 2026 (the “ 2026 Senior Notes ”), plus accrued and unpaid interest, pursuant to the terms of the Indenture, dated as of May 21, 2015 (the “ Base Indenture ”), by and between the Company and U.S. Bank National Association, (including its successor in interest, U.S. Bank Trust Company, National Association, the “ Trustee ”), as amended and supplemented by the Third Supplemental Indenture, dated as of September 12, 2016, by and between the Company and the Trustee (the “ Third Supplemental Indenture ”), and as further amended and supplemented by the Sixth Supplemental Indenture, dated as of January 30, 2026, by and among the Company, the guarantors party thereto and the Trustee (the “ Sixth Supplemental Indenture ” and, collectively with the Base Indenture and the Third Supplemental Indenture, the “ Indenture Documents ”), all of which