Tonix Pharmaceuticals Prices of $4.4 Million Registered Direct Offering

CHATHAM, N.J., March 28, 2024 (GLOBE NEWSWIRE) — Tonix Pharmaceuticals Holding Corp. (Nasdaq: TNXP), a biopharmaceutical company, today announced it has entered into a securities purchase agreement with existing healthcare focused institutional investors of the Company for the purchase and sale of 14,666,666 shares of its common stock and warrants to purchase up to an aggregate of 14,666,666 shares of common stock in a registered direct offering at a combined offering price of $0.30 per share and accompanying warrant. The warrants have an exercise price of $0.33 per share, will be exercisable commencing six months from the date of issuance and will expire five and one-half years following the date of issuance. The closing of the offering is expected to take place on or about April 1, 2024, subject to the satisfaction of customary closing conditions.

The gross proceeds of the offering will be approximately $4.4 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, as well as for the satisfaction of a portion of the Company’s debt.

A.G.P./Alliance Global Partners is acting as sole placement agent for the offering.

In connection with this offering, the Company has also agreed that certain existing warrants issued in August 2023 to purchase up to an aggregate of 6,950,000 shares at an exercise price of $1.00 per share and a termination date of August 2028, will be amended, so that the amended warrants will have a reduced exercise price of $0.33 per share and a termination date of April 2029. The company has further agreed that certain existing warrants issued in October 2023 to purchase up to an aggregate of approximately 17,800,000 shares with an exercise price of $0.50 per share and termination dates ranging from October 2024 to October 2028, will be amended, so that the amended warrants will have a reduced exercise price of $0.33 per share and a termination date of April 2025 and April 2029, respectively. The company has further agreed that certain existing Series C and Series D warrants issued in December 2023 to purchase up to an aggregate of 69,647,856 shares with respective exercise prices ranging from $0.55 to $0.85 per share and termination dates ranging from December 2025 to December 2028, will be amended, so that the amended warrants will have a reduced exercise price of $0.33 per share and a termination date equal to the earlier of April 2026 and 10 trading days following notice by the Company to the warrant holder of the Company’s public announcement of the U.S. Food and Drug Administration’s acknowledgement and acceptance of the Company’s new drug application relating to TNX-102 SL in patients with Fibromyalgia for the Series C warrants and April 2029 for the Series D warrants. All of the amendments to the August 2023, October 2023 and December 2023 warrants are subject to shareholder approval, if shareholder approval is not received on or before the six-month anniversary of the closing of this offering, such existing warrants will have an exercise price equal to the Nasdaq minimum price on the six-month anniversary of the closing of this offering. The other terms of such warrants will remain unchanged.

This press release shall not constitute an offer to sell or a solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or other 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 other jurisdiction.

Tonix Pharmaceuticals Holding Corp.*

Tonix is a biopharmaceutical company focused on developing, licensing and commercializing therapeutics to treat and prevent human disease and alleviate suffering. Tonix’s development portfolio is focused on central nervous system (CNS) disorders. Tonix’s priority is to submit a New Drug Application (NDA) to the FDA in the second half of 2024 for Tonmya, a product candidate for which two positive Phase 3 studies have been completed for the management of fibromyalgia. TNX-102 SL is also being developed to treat acute stress reaction as well as fibromyalgia-type Long COVID. Tonix’s CNS portfolio includes TNX-1300 (cocaine esterase) a biologic designed to treat cocaine intoxication with Breakthrough Therapy designation. Tonix’s immunology development portfolio consists of 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. Tonix also has product candidates in development in the areas of rare disease and infectious disease. Tonix Medicines, our commercial subsidiary, markets Zembrace® SymTouch® (sumatriptan injection) 3 mg and Tosymra® (sumatriptan nasal spray) 10 mg for the treatment of acute migraine with or without aura in adults.

*Tonix’s product development candidates are investigational new drugs or biologics and have not been approved for any indication. Tonmya™ is conditionally accepted by the U.S. Food and Drug Administration as the tradename for TNX-102 SL for the management of fibromyalgia.

Zembrace SymTouch and Tosymra are registered trademarks of Tonix Medicines. All other marks are property of their respective owners.

This press release and further information about Tonix can be found at www.tonixpharma.com.