$Oasis Petroleum (OAS)$ 8-K - Current report Filed: 2016-09-19 AccNo: 0001486159-16-000132 Size: 1 MBItem 1.01: Entry into a Material Definitive AgreementItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a RegistrantItem 9.01: Financial S 网页链接