 CHATHAM, N.J., June 28, 2021 GLOBE NEWSWIRE -- Tonix Pharmaceuticals Holding Corp. Nasdaq: TNXP Tonix or the Company, a clinical-stage biopharmaceutical company, today announced that Tonix was added to the broad-market Russell 3000 index and the small-cap Russell 2000 Index, effective after the U.S. market opens today, June 28, 2021, as part of the annual reconstitution of the Russell stock indexes. 