$Potbelly Corporation(PBPB)$ 8-K - Current report Filed: 2015-04-08 AccNo: 0001193125-15-122727 Size: 121 KBItem 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain OfficersItem 7.01: Regulation FD DisclosureItem 9 网页链接