Soligenix Enters into a $10 Million Equity Purchase Agreement

Princeton, NJ – August 3, 2015 – Soligenix, Inc. (OTCQB: SNGX) (Soligenix or the Company), a late-stage biopharmaceutical company developing products that address unmet medical needs in the areas of inflammation, oncology and biodefense, announced today that it has entered into a $10 million equity purchase agreement with accredited institutional investors, Kodiak Capital Group, LLC, Kingsbrook Opportunities Master Fund LP and River North Equity, LLC.  Brean Capital, LLC served as financial advisor for this transaction.

Soligenix has agreed to file a registration statement with the U.S. Securities and Exchange Commission (“SEC”) covering the resale of the shares of common stock that will be issued to the investors under the terms of the equity purchase agreement. Once the SEC has declared the registration statement effective, Soligenix will have the right, at its sole discretion, to sell up to $10 million worth of common stock under the terms set forth in the agreement. Proceeds from this transaction will be used to fund the company’s ongoing development initiatives of its late-stage product candidates, including its pivotal Phase 3 clinical study of SGX301 (synthetic hypericin) in the treatment of cutaneous T-cell lymphoma (CTCL).

“We are very excited to receive this commitment for the capital infusion led by Kodiak Capital and look forward to having the participating funds as valued investors. The commitment serves as a vote of confidence in our ability to advance our late-stage clinical programs and increase shareholder value,” stated Christopher J. Schaber, PhD, President and Chief Executive Officer of Soligenix.

Ryan Hodson, Managing Director of Kodiak Capital, said “We have been following Soligenix through its development progress for some time and are very pleased to be making this investment. We are impressed with the Company’s technologies and management’s ability to execute on their development and regulatory strategies.  We look forward to partnering with Soligenix as a long-term, fundamental investor.”

About Soligenix, Inc. 

Soligenix is a late-stage biopharmaceutical company developing products that address unmet medical needs in the areas of inflammation, oncology and biodefense. Our BioTherapeutics business segment is developing SGX301 as a first-in-class photodynamic therapy utilizing safe visible light for the treatment of cutaneous T-cell lymphoma, 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), and our novel innate defense regulator technology (SGX942) for the treatment of oral mucositis.

Our Vaccines/BioDefense business segment includes active development programs for RiVax™, our ricin toxin vaccine candidate, VeloThrax™, our anthrax vaccine candidate, OrbeShield™, our GI acute radiation syndrome therapeutic candidate and SGX101 and SGX943, our melioidosis therapeutic candidates. The development of our vaccine programs incorporates the use of our proprietary heat stabilization platform technology, known as ThermoVax™.  Currently, this business segment is supported with up to $57 million in government grant and contract funding from the National Institute of Allergy and Infectious Diseases (NIAID) and the Biomedical Advanced Research and Development Authority (BARDA).  Additionally, Soligenix has an exclusive worldwide collaboration with Intrexon Corporation (NYSE: XON) focused on the joint development of SGX101 for the treatment for melioidosis.

For further information regarding Soligenix, Inc., please visit the Company’s Website at www.soligenix.com.

This press release may contain forward-looking statements that reflect Soligenix, Inc.’s current expectations about its future results, performance, prospects and opportunities, including but not limited to, potential market sizes, patient populations and clinical trial enrollment.  Statements that are not historical facts, such as “anticipates,” “estimates,” “believes,” “intends,” “potential,” or similar expressions, are forward-looking statements.  These statements are subject to a number of risks, uncertainties and other factors that could cause actual events or results in future periods to differ materially from what is expressed in, or implied by, these statements.  Soligenix cannot assure you that it will be able to successfully develop, achieve regulatory approval for or commercialize products based on its technologies, particularly in light of the significant uncertainty inherent in developing vaccines against bioterror threats conducting preclinical and clinical trials of vaccines, obtaining regulatory approvals and manufacturing vaccines, that product development and commercialization efforts will not be reduced or discontinued due to difficulties or delays in clinical trials or due to lack of progress or positive results from research and development efforts, that it will be able to successfully obtain any further funding to support product development and commercialization efforts, including grants and awards, maintain its existing grants which are subject to performance requirements, enter into any biodefense procurement contracts with the US Government or other countries, that it will be able to compete with larger and better financed competitors in the biotechnology industry, that changes in health care practice, third party reimbursement limitations and Federal and/or state health care reform initiatives will not negatively affect its business, or that the US Congress may not pass any legislation that would provide additional funding for the Project BioShield program.  These and other risk factors are described from time to time in filings with the Securities and Exchange Commission, including, but not limited to, Soligenix’s reports on Forms 10-Q and 10-K.  Unless required by law, Soligenix assumes no obligation to update or revise any forward-looking statements as a result of new information or future events.