SELLAS Life Sciences Group Announces $20 Million Registered Direct Offering

NEW YORK, March 15, 2024 (GLOBE NEWSWIRE) — SELLAS Life Sciences Group, Inc. (NASDAQ: SLS), a late-stage clinical biopharmaceutical company focused on the development of novel therapies for a broad range of cancer indications, today announced that it has entered into definitive agreements with two existing institutional investors for the purchase and sale of 13,029,316 shares of its common stock in a registered direct offering and warrants to purchase up to an aggregate of 13,029,316 shares of common stock in a concurrent private placement at a combined purchase price of $1.535 per share and accompanying warrant, priced at-the-market under Nasdaq rules. The warrants will have an exercise price of $1.41 per share, will be immediately exercisable upon issuance and will expire 5.5 years from issuance.

The closing of the Offering is expected to occur on or about March 19, 2024, subject to the satisfaction of customary closing conditions. The gross proceeds from the Offering are expected to be approximately $20 million, before deducting placement agent fees and other estimated offering expenses. The Company intends to use the net proceeds from the Offering for research and development activities, working capital and general corporate purposes.

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

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.

About SELLAS Life Sciences Group, Inc.

SELLAS is a late-stage clinical biopharmaceutical company focused on the development of novel therapeutics for a broad range of cancer indications. SELLAS’ lead product candidate, GPS, is licensed from Memorial Sloan Kettering Cancer Center and targets the WT1 protein, which is present in an array of tumor types. GPS has potential as a monotherapy and combination with other therapies to address a broad spectrum of hematologic malignancies and solid tumor indications. The Company is also developing SLS009 (formerly GFH009), a small molecule, highly selective CDK9 inhibitor, which is licensed from GenFleet Therapeutics (Shanghai), Inc., for all therapeutic and diagnostic uses in the world outside of Greater China. For more information on SELLAS, please visit www.sellaslifesciences.com.