$NRG Energy(NRG)$ 8-K - Current report Filed: 2017-06-14 AccNo: 0001104659-17-039161 Size: 1 MBItem 1.01: Entry into a Material Definitive AgreementItem 1.03: Bankruptcy or ReceivershipItem 2.04: Triggering Events That Accelerate or Increase a Direct Financial Obligation or an Obligation under 网页链接