OGI - Guggenheim on the fence with Amgen in premarket analyst action April, 15 2020 07:11 AM Organigram Holdings Inc. Amgen (NASDAQ:AMGN) initiated with Neutral rating at Guggenheim.More news on: Amgen Inc., Interpace Biosciences, Inc., Intersect ENT, Inc., Healthcare stocks news, Stocks on the move, , Read more ...