CHATHAM, N.J., July 27, 2023 (GLOBE NEWSWIRE) — Tonix Pharmaceuticals Holding Corp. (Nasdaq: TNXP) (“Tonix” or the “Company”), a biopharmaceutical company, today announced it has entered into a securities purchase agreement for the purchase and sale of 7,000,000 shares of its common stock (or common stock equivalents in lieu thereof) and warrants to purchase up to an aggregate of 7,000,000 shares of common stock in a public offering at a combined offering price of $1.00 per share (or common stock equivalents in lieu thereof) and accompanying warrant. The warrants have an exercise price of $1.00 per share, will become exercisable commencing the date of issuance, and will expire five years following the issuance date. The closing of the public offering is expected to take place on or about August 1, 2023, subject to the satisfaction of customary closing conditions. The gross proceeds of the offering will be approximately $7 million before deducting placement agent fees and other estimated offering expenses payable by the Company. The Company intends to use the net proceeds from the offering for working capital and general corporate purposes, the build out of the Company’s manufacturing and research and development facilities, and the acquisition or licensing of approved products and products in development. A.G.P./Alliance Global Partners is acting as lead placement agent for the offering. Brookline Capital Markets, a division of Arcadia Securities, LLC is acting as co-placement agent for the offering. This offering is being made pursuant to an effective shelf registration statement on Form S-3 (File No. 333-254975) previously filed with the U.S. Securities and Exchange Commission (the “SEC”). The offering will be made only by means of a prospectus supplement and accompanying base prospectus, as may be further supplemented by any free writing prospectus and/or pricing supplement that Tonix may file with the SEC. A preliminary prospectus supplement and accompanying prospectus describing the terms of the proposed offering have been filed with the SEC and are available on the SEC’s website located at http://www.sec.gov. Electronic copies of the final prospectus supplement may be obtained, when available, from A.G.P./Alliance Global Partners, 590 Madison Avenue, 28th Floor, New York, NY 10022, or by telephone at (212) 624-2060, or by email at prospectus@allianceg.com. Before investing in this offering, interested parties should read in their entirety the prospectus supplement and the accompanying prospectus and the other documents that Tonix has filed with the SEC that are incorporated by reference in such prospectus supplement and the accompanying prospectus, which provide more information about Tonix and such offering. This press release shall not constitute an offer to sell or the solicitation of an offer to buy nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction. Tonix Pharmaceuticals Holding Corp.* Tonix is a biopharmaceutical company focused on commercializing, developing, discovering and licensing therapeutics to treat and prevent human disease and alleviate suffering. Tonix markets Zembrace® SymTouch® (sumatriptan injection) 3 mg and Tosymra® (sumatriptan nasal spray) 10 mg. Zembrace SymTouch and Tosymra are each indicated for the treatment of acute migraine with or without aura in adults. Tonix’s development portfolio is composed of central nervous system (CNS), rare disease, immunology and infectious disease product candidates. Tonix’s CNS development portfolio includes both small molecules and biologics to treat pain, neurologic, psychiatric and addiction conditions. Tonix’s lead CNS candidate, TNX-102 SL (cyclobenzaprine HCl sublingual tablet), is in mid-Phase 3 development for the management of fibromyalgia, nearing complete enrollment in a potentially registration-enabling study, with topline data expected in the fourth quarter of 2023. TNX-102 SL is also being developed to treat Long COVID, a chronic post-acute COVID-19 condition. Enrollment in a Phase 2 study has been completed, and topline results are expected in the third quarter of 2023. TNX-601 ER (tianeptine hemioxalate extended-release tablets), a once-daily formulation being developed as a treatment for major depressive disorder (MDD), is nearing complete enrollment with topline results expected in the fourth quarter of 2023. TNX-4300 (estianeptine) is a small molecule oral therapeutic in preclinical development to treat MDD, Alzheimer’s disease and Parkinson’s disease. TNX-1900 (intranasal potentiated oxytocin), in development for chronic migraine, is currently enrolling with topline data expected in the fourth quarter of 2023. TNX-1300 (cocaine esterase) is a biologic designed to treat cocaine intoxication and has been granted Breakthrough Therapy designation by the FDA. A Phase 2 study of TNX-1300 is expected to be initiated in the third quarter of 2023. Tonix’s rare disease development portfolio includes TNX-2900 (intranasal potentiated oxytocin) for the treatment of Prader-Willi syndrome. TNX-2900 has been granted Orphan Drug designation by the FDA. Tonix’s immunology development portfolio includes biologics to address organ transplant rejection, autoimmunity and cancer, including TNX-1500, which is a humanized monoclonal antibody targeting CD40-ligand (CD40L or CD154) being developed for the prevention of allograft rejection and for the treatment of autoimmune diseases. A Phase 1 study of TNX-1500 is expected to be initiated in the third quarter of 2023. Tonix’s infectious disease pipeline includes TNX-801, a vaccine in development to prevent smallpox and mpox. TNX-801 also serves as the live virus vaccine platform or recombinant pox vaccine platform for other infectious diseases. The infectious disease development portfolio also includes TNX-3900 and TNX-4000, classes of broad-spectrum small molecule oral antivirals. * Tonix’s product development candidates are investigational new drugs or biologics and have not been approved for any indication. Tonix Medicines has contracted to acquire the Zembrace SymTouch and Tosymra registered trademarks. Intravail is a registered trademark of Aegis Therapeutics, LLC, a wholly owned subsidiary of Neurelis, Inc. Forward Looking Statements Certain statements in this press release are forward-looking within the meaning of the Private Securities Litigation Reform Act of 1995 including those relating to the completion of the public offering, the satisfaction of customary closing conditions, the intended use of proceeds from the public offering and other statement that are predictive in nature. These statements may be identified by the use of forward-looking words such as “anticipate,” “believe,” “forecast,” “estimate,” “expect,” and “intend,” among others. These forward-looking statements are based on Tonix’s current expectations and actual results could differ materially. There are a number of factors that could cause actual events to differ materially from those indicated by such forward-looking statements. These factors include, but are not limited to, risks related to the failure to obtain FDA clearances or approvals and noncompliance with FDA regulations; risks related to the failure to successfully market any of our products; risks related to the timing and progress of clinical development of our product candidates; our need for additional financing; uncertainties of patent protection and litigation; uncertainties of government or third party payor reimbursement; limited research and development efforts and dependence upon third parties; and substantial competition. As with any pharmaceutical under development, there are significant risks in the development, regulatory approval and commercialization of new products. Tonix does not undertake an obligation to update or revise any forward-looking statement. Investors should read the risk factors set forth in the Annual Report on Form 10-K for the year ended December 31, 2022, as filed with the Securities and Exchange Commission (the “SEC”) on March 13, 2023, and periodic reports filed with the SEC on or after the date thereof. All of Tonix’s forward-looking statements are expressly qualified by all such risk factors and other cautionary statements. The information set forth herein speaks only as of the date thereof. Investor ContactJessica MorrisTonix Pharmaceuticalsinvestor.relations@tonixpharma.com(862) 904-8182 Peter VozzoICR Westwickepeter.vozzo@westwicke.com(443) 213-0505 Media ContactBen ShannonICR Westwickeben.shannon@westwicke.com(919) 360-3039