MBIO - Mustang Bio off 12% after pricing stock offering April, 30 2019 10:14 AM Mustang Bio Inc. Mustang Bio (MBIO -11.6%) is down on almost 50% higher volume in reaction to its public offering of 6.875M common shares at $4 per share.More news on: Mustang Bio, Inc., Healthcare stocks news, Stocks on the move, Read more ...