atai Life Sciences Announces Proposed Public Offering of Common Shares

NEW YORK and AMSTERDAM, Oct. 16, 2025 (GLOBE NEWSWIRE) -- atai Life Sciences (NASDAQ: ATAI) (“atai” or “Company”), a clinical-stage biopharmaceutical company focused on transforming the treatment of mental health disorders, today announced the commencement of a proposed registered underwritten offering of its common shares. atai expects to grant the underwriters a 30-day option to purchase additional common shares at the public offering price, less the underwriting discount. All common shares to be sold in the offering will be sold by atai. The proposed offering is subject to market and other conditions, and there can be no assurance as to whether or when the offering may be completed, or as to the actual size or terms of the offering.