AMPE - Ampio slides 22% after proposing stock offering June, 14 2019 04:16 PM Ampio Pharmaceuticals Inc. Ampio Pharmaceuticals (NYSEMKT:AMPE) sinks 22% in after-hours trading after announcing plans for a common stock offering.More news on: Ampio Pharmaceuticals, Inc., Healthcare stocks news, Stocks on the move, Read more ...