$洛克希德-马丁(LMT)$ 8-K - Current report Filed: 2018-08-22 AccNo: 0000936468-18-000056 Size: 99 KBItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain OfficersItem 9.01: Financial Statements and Exhibi 网页链接