BURLINGTON, Mass., June 07, 2016 (GLOBE NEWSWIRE) — Flexion Therapeutics, Inc. (Nasdaq:FLXN) today announced that it has commenced an underwritten public offering, subject to market and other conditions, to issue and sell approximately $60.0 million of shares of its common stock. Flexion also expects to grant the underwriters a 30-day option to purchase up to […]