$Seattle Genetics(SGEN)$ 8-K - Current report Filed: 2017-05-05 AccNo: 0001193125-17-159849 Size: 34 KBItem 1.01: Entry into a Material Definitive AgreementItem 1.02: Termination of a Material Definitive AgreementItem 8.01: Other EventsItem 9.01: Financial Statements and Exhibits 网页链接