$3D Systems(DDD)$ 8-K - Current report Filed: 2015-11-19 AccNo: 0001171843-15-006433 Size: 24 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