On August 8, 2022, Chord Energy Corporation entered into the First Amendment to that certain Amended and Restated Credit Agreement dated as of July 1, 2022, by and among the Company, Oasis Petroleum North America LLC, a Delaware limited liability company, Wells Fargo Bank, N.A., as administrative agent, and the other parties party thereto to provide additional flexibility for SOFR borrowings. On August 12, 2022, the Company and its indirect wholly owned subsidiaries Whiting Holdings LLC and Whiting Oil and Gas Corporation entered into a Supplemental Indenture to the Indenture, dated as of June 9, 2021 (the “Indenture”), providing for the issuance of the Company's 6.375% Senior Notes due 2026, between the Company (f/k/a Oasis Petroleum Inc.), the Guarantors party thereto, and Regions Bank, as trustee (the “Second Supplemental Indenture”), pursuant to which Whiting Holdings and WOGC agreed to guarantee the Company's obligations under the Notes and the Indenture. Whiting Holdings and WOGC became subsidiaries of the Company in connection with the previously announced merger of Oasis Petroleum Inc. and Whiting Petroleum Corporation, which closed on July 1, 2022.