Soligenix, Inc. (NASDAQ: SNGX), a late-stage biopharmaceutical company focused on developing and commercializing products to treat rare diseases where there is an unmet medical need, announced today that it has closed a registered direct offering of 1,575,500 shares of common stock at a premium price of $2.00per share and 982,000 shares of common stock at an above the market purchase price of $2.00 per share in a concurrent private placement. Gross proceeds to the Company from these offerings are approximately $5,115,000 before deducting placement agent fees and other estimated offering expenses payable by the Company.

Lead investors in the financing included Knoll Capital Management, LP and ACT Capital Management, LLLP.

Aegis Capital Corp. acted as the sole placement agent for the registered direct offering and concurrent private placement.

About Soligenix, Inc.

Soligenix is a late-stage biopharmaceutical company focused on developing and commercializing products to treat rare diseases where there is an unmet medical need. Our BioTherapeutics business segment is developing SGX301 as a novel photodynamic therapy utilizing safe visible light for the treatment of cutaneous T-cell lymphoma, our first-in-class innate defense regulator (IDR) technology, dusquetide (SGX942) for the treatment of oral mucositis in head and neck cancer, and proprietary formulations of oral beclomethasone 17,21-dipropionate (BDP) for the prevention/treatment of gastrointestinal (GI) disorders characterized by severe inflammation including pediatric Crohn's disease (SGX203) and acute radiation enteritis (SGX201).