Oruka Therapeutics, Inc. (NASDAQ:ORKA), a clinical-stage biopharmaceutical company focused on developing novel monoclonal antibody therapeutics for psoriasis and other inflammatory and immunology indications, today announced that it has commenced an underwritten public offering of $500 million of shares of its common stock and, in lieu of common stock to certain investors, pre-funded warrants to purchase shares of its common stock. In addition, Oruka expects to grant the underwriters a 30-day option to purchase up to an additional $75 million of shares of its common stock at the public offering price, less underwriting discounts and commissions. The proposed public 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. All of the shares of common stock and pre-funded warrants are being offered by Oruka.

Leerink Partners, TD Cowen, Goldman Sachs & Co. LLC, Stifel and Guggenheim Securities are acting as joint bookrunning managers for the proposed offering. LifeSci Capital is acting as passive bookrunning manager for the proposed offering.