$切萨皮克能源(CHK)$ 8-K - Current report Filed: 2015-12-23 AccNo: 0001193125-15-412911 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