AETERNA ZENTARIS ANNOUNCES $7.0 MILLION REGISTERED DIRECT OFFERING PRICED AT-THE-MARKET

CHARLESTON, S.C., Aug. 03, 2020 (GLOBE NEWSWIRE) -- Aeterna Zentaris Inc. (NASDAQ: AEZS) (TSX: AEZS) (the “Company”), a specialty biopharmaceutical company commercializing and developing therapeutics and diagnostic tests, announced today that it has entered into a securities purchase agreement with several institutional investors in the United States providing for the sale and issuance of approximately 12,427,876 common shares at a purchase price of $0.56325 per common share in a registered direct offering priced at-the-market under Nasdaq rules. The offering is expected to result in gross proceeds to Aeterna Zentaris of approximately $7.0 million.

Aeterna Zentaris will also issue to the purchasers unregistered warrants to purchase up to an aggregate of 9,320,907 common shares. The warrants will be exercisable for a period of five and one-half years, exercisable immediately following the issuance date and have an exercise price of $0.47 per common share.

H.C. Wainwright & Co. is acting as the exclusive placement agent for the offering.

The Company intends to use the net proceeds of this offering for general corporate purposes, which includes, among other purposes, the funding of a pediatric clinical trial in the E.U. and U.S. for Macrilen (macimorelin), the investigation of further therapeutic uses of macimorelin and the expansion of pipeline development activities.

The registered direct offering and concurrent private placement is expected to close on or about August 5, 2020, subject to the satisfaction of customary closing conditions.

The common shares described above (but not the warrants or the common shares underlying the warrants) are being offered by Aeterna Zentaris pursuant to a “shelf” registration statement on Form F-3 (File No. 333-232935), which was previously declared effective by the U.S. Securities and Exchange Commission (“SEC”) on August 15, 2019. Such common shares may be offered only by means of a prospectus, including a prospectus supplement, forming a part of the effective registration statement.

A prospectus supplement relating to the common shares will be filed by Aeterna with the SEC. When filed with the SEC, copies of the prospectus supplement and the accompanying prospectus relating to the registered direct offering, may be obtained at the SEC's website at www.sec.gov. Electronic copies of the prospectus supplement and accompanying prospectus relating to the registered direct offering may also be obtained by contacting H.C. Wainwright & Co., LLC, 430 Park Avenue, 3rd Floor, New York, NY 10022, by telephone at [phone] or by email at [e-mail].