Shares of Tonix Pharmaceuticals Holding Corp. TNXP, +45.03% gained 43.8% in premarket trading on Wednesday after the company said the U.S. Patent and Trademark Office issued a patent to the company’s poxvirus vaccine and its recombinant poxvirus platform. The horsepox-based live virus vaccine is being developed against monkeypox and smallpox. The patent gives the company market exclusivity until 2037. Tonix’s stock has tumbled 78.7% so far this year, while the S&P 500 SPX, +0.49% is down 13.3%.
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