 SAN DIEGO, March 22, 2021 GLOBE NEWSWIRE -- Exagen Inc. Nasdaq: XGN, a leading provider of autoimmune testing solutions, today announced that it intends to offer and sell, subject to market and other conditions, shares of its common stock in an underwritten public offering. In addition, Exagen intends to grant the underwriters a 30-day option to purchase up to an additional 15 of the shares of common stock offered in the public offering. All of the shares to be sold in the offering are to be sold by Exagen. There can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering. 