$Casella Waste Systems(CWST)$ 8-K - Current report Filed: 2016-06-02 AccNo: 0001193125-16-611235 Size: 90 KBItem 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 网页链接