Phathom Pharmaceuticals Announces Pricing of $130 Million Public Offering of Common Stock and Pre-Funded Warrants

Group 1 - Phathom Pharmaceuticals, Inc. announced a public offering of 6,875,000 shares of common stock priced at $16.00 per share, along with pre-funded warrants for 1,250,078 shares priced at $15.999 each, aiming for gross proceeds of approximately $130 million before expenses [1][2] - The offering is expected to close on or about January 9, 2026, pending customary closing conditions [1] - The underwriters have a 30-day option to purchase an additional 1,218,761 shares at the public offering price [1] Group 2 - The net proceeds from the offering will be used for general corporate purposes, including working capital and expenses related to commercialization and research and development [2] - Guggenheim Securities and Cantor are acting as joint bookrunning managers, with Raymond James, Needham & Company, H.C. Wainwright & Co., and Craig-Hallum serving as co-managers for the offering [2] Group 3 - Phathom Pharmaceuticals focuses on developing and commercializing novel treatments for gastrointestinal diseases, including the exclusive rights to vonoprazan, a first-in-class potassium-competitive acid blocker [5] - Vonoprazan is marketed in the U.S. under the brand name VOQUEZNA® for various gastrointestinal conditions, including heartburn and H. pylori infection [5]