Mehul Choksi-owned Gitanjali Gems, which is involved in the $1.77 billion PNB scam, has said its CFO, VP (Compliance and Company Secretary) and a board member have resigned. Shares of Gitanjali plunged by around 50% since February 14 when PNB disclosed that it had detected the fraud. Over ₹340 crore was wiped out from Gitanjali Gems' market capitalisation.