Business, Markets After-Hours Leaders: Proofpoint, Inc. (NASDAQ:PFPT), Nabors Industries Ltd. (NYSE:NBR), Lincoln Electric Holdings, Inc. (NASDAQ:LECO), Alcoa Corporation (NYSE:AA) Posted onJune 25, 2019June 25, 2019 Fenwick & West represented Proofpoint, Inc. (NASDAQ:PFPT) in the transaction. The purchase price for the transaction is approximately $111 million in cash and approximately $9 …