$普拉格能源(PLUG)$ 8-K - Current report Filed: 2016-12-21 AccNo: 0001104659-16-163273 Size: 930 KBItem 1.01: Entry into a Material Definitive AgreementItem 3.03: Material Modifications to Rights of Security HoldersItem 5.01: Changes in Control of RegistrantItem 8.01: Other EventsItem 9.01: Fina 网页链接