Type	Name	Date
Indenture	FIRST SUPPLEMENTAL INDENTURE	08/12/2022
Indenture	SECOND SUPPLEMENTAL INDENTURE	08/12/2022
Credit agreement	FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT	08/12/2022
Credit agreement	SIXTH AMENDMENT TO CREDIT AGREEMENT	12/29/2021
Credit agreement	FIFTH AMENDMENT TO CREDIT AGREEMENT	10/22/2021
Credit agreement	FOURTH AMENDMENT TO CREDIT AGREEMENT	05/21/2021
Credit agreement	Second Amendment To Credit Agreement Dated as of March 22, 2021 Among Oasis Petroleum Inc., as Parent,	03/22/2021
Credit agreement	CREDIT AGREEMENT	11/20/2020
Registration rights agreement	REGISTRATION RIGHTS AGREEMENT	11/20/2020
Credit agreement	Third Amended and Restated Credit Agreement Among Oasis Petroleum Inc., as Parent, Oasis Petroleum North America LLC, as Borrower, the Other Credit Parties party thereto, Wells Fargo Bank, N.A., as Administrative Agent and the Lenders party thereto	10/19/2018
Indenture	Indenture, among the Company, the Guarantors and U.S. Bank National Association, as trustee	05/18/2018
Underwriting agreement	Underwriting Agreement among the Company and J.P. Morgan Securities LLC and Goldman, Sachs & Co., as representatives of the underwriters named therein	10/21/2016
Credit agreement	Fourth Amendment to Second Amended and Restated Credit Agreement among Oasis Petroleum Inc., as Parent, Oasis Petroleum North America LLC, as Borrower, the Other Credit Parties party thereto, Wells Fargo Bank, N.A., as Administrative Agent and the Lenders party thereto	11/18/2015
Credit agreement	Third Amendment to Second Amended and Restated Credit Agreement among Oasis Petroleum Inc., as Parent, Oasis Petroleum North America LLC, as Borrower, the Other Credit Parties party thereto, Wells Fargo Bank, N.A., as Administrative Agent and the Lenders party thereto	04/14/2015
Underwriting agreement	Underwriting Agreement among the Company and Credit Suisse Securities (USA) LLC and J.P. Morgan Securities LLC, as representatives of the underwriters named therein	03/09/2015
Credit agreement	Second Amendment to Second Amended and Restated Credit Agreement among Oasis Petroleum Inc., as Parent, Oasis Petroleum North America LLC, as Borrower, the Other Credit Parties party thereto, Wells Fargo Bank, N.A., as Administrative Agent, and the Lenders party thereto	10/02/2014
Credit agreement	First Amendment to Second Amended and Restated Credit Agreement among Oasis Petroleum Inc., as Parent, Oasis Petroleum North America LLC, as Borrower, the Other Credit Parties party thereto, Wells Fargo Bank, N.A., as Administrative Agent and the Lenders party thereto	09/05/2013
Credit agreement	Second Amended and Restated Credit Agreement Among Oasis Petroleum Inc., as Parent, Oasis Petroleum North America LLC, as Borrower, the Other Credit Parties party thereto, Wells Fargo Bank, N.A., as Administrative Agent and the Lenders party thereto	04/09/2013
Indenture	Second Supplemental Indenture among the Company, the Guarantors and U.S. Bank National Association, as trustee	07/02/2012
Credit agreement	Sixth Amendment to Amended and Restated Credit Agreement, among Oasis Petroleum North America LLC, as borrower, Oasis Petroleum LLC, Oasis Petroleum Marketing LLC, Oasis Well Services LLC and Oasis Petroleum Inc., as guarantors, BNP Paribas, as administrative agent, and the lenders party thereto	04/05/2012
Indenture	Indenture among the Company, the Guarantors and U.S. Bank National Association, as trustee	11/10/2011
Indenture	Supplemental Indenture among the Company, the Guarantors and U.S. Bank National Association, as trustee	11/10/2011
Credit agreement	Fifth Amendment to Amended and Restated Credit Agreement, among Oasis Petroleum North America LLC, as borrower, Oasis Petroleum LLC, Oasis Petroleum Marketing LLC, Oasis Well Services LLC and Oasis Petroleum Inc., as guarantors, BNP Paribas, as administrative agent, and the lenders party thereto	10/07/2011
Credit agreement	Fourth Amendment to Amended and Restated Credit Agreement, among Oasis Petroleum North America LLC, as borrower, Oasis Petroleum LLC and Oasis Petroleum Inc., as guarantors, BNP Paribas, as administrative agent, and the lenders party thereto	06/22/2011
Indenture	Indenture among the Company and U.S. Bank National Association, as trustee	02/02/2011
Indenture	Supplemental Indenture among the Company, the Guarantors and U.S. Bank National Association, as trustee	02/02/2011
Credit agreement	Third Amendment to Amended and Restated Credit Agreement and Limited Waiver, among Oasis Petroleum North America LLC, as borrower, Oasis Petroleum LLC and Oasis Petroleum Inc., as guarantors, BNP Paribas, as administrative agent, and the lenders party thereto	01/24/2011