Flexion Therapeutics Announces Public Offering Of Common Stock

Flexion Therapeutics, Inc.

today announced that it is offering to sell 3,500,000 shares of common stock in an underwritten public offering. Flexion also expects to grant the underwriters a 30-day option to purchase up to an additional 15 percent of the shares of common stock in the public offering. BMO Capital Markets Corp. and RBC Capital Markets, LLC are acting as joint book-running managers. Needham & Company, LLC is acting as lead manager and Janney Montgomery Scott and Summer Street Research Partners are acting as co-managers. A registration statement relating to the shares to be sold in the offering has been filed with the Securities and Exchange Commission, but has not yet become effective. The shares may not be sold nor may offers to buy be accepted prior to the time that the registration statement becomes effective. The offering is being made only by means of a prospectus. A copy of the preliminary prospectus relating to the offering may be obtained from BMO Capital Markets Corp., 3 Times Square, 27th Floor, New York, NY 10036, Attention: Equity Syndicate Department, Telephone: (800) 414-3627, Email: bmoprospectus@bmo.com; or from RBC Capital Markets, LLC, 200 Vesey Street, 8th Floor, New York, NY 10281; Attention: Equity Syndicate Department, Telephone: (877) 822-4089, Fax: (212) 428-6260. This press release shall not constitute an offer to sell or the solicitation of an offer to buy any of Flexion's securities. No offer, solicitation or sale will be made in any jurisdiction in which such offer, solicitation or sale is unlawful.