Common shares will begin trading on a consolidated and split-adjusted basis on October 5, 2012 QUÉBEC CITY, Oct. 3, 2012 /PRNewswire/ - Aeterna Zentaris Inc. (NASDAQ: AEZS) (TSX: AEZ) (the "Company") today announced that the issued and outstanding common shares of the Company ("Common Shares") have been consolidated (the "Consolidation") on a six (6) to one (1) basis effective as of October 2, 2012. The purpose of the Consolidation is to enable the Company to attempt to regain compliance with NASDAQ's minimum bid price requirement. The Company has received conditional approval from the Toronto Stock Exchange ("TSX") to effect the Consolidation and has provided notification of the Consolidation to The NASDAQ Stock Market ("NASDAQ"). Subject to final confirmation by TSX and NASDAQ, it is expected that the post-Consolidation Common Shares will begin trading on each of NASDAQ and TSX at the opening of markets on or about October 5, 2012 under its current NASDAQ and TSX trading symbols, "AEZS" and "AEZ", respectively, under the new post-Consolidation CUSIP number of 007975303. The Consolidation will reduce the number of outstanding Common Shares from approximately 112.4 million to approximately 18.7 million. Proportionate adjustments will be made to the Company's outstanding warrants and stock options. No fractional Common Shares have been issued pursuant to the Consolidation and any fractional shares that would have otherwise been issued have been rounded down to the nearest whole number. Any and all such fractional shares will be aggregated and sold by the Company's transfer agent and registrar on the market, with the net proceeds being proportionately distributed to shareholders. Letters of transmittal with respect to the Consolidation are being mailed to the Company's registered shareholders. All registered shareholders will be required to send their share certificates representing pre-Consolidation Common Shares, along with a properly executed letter of transmittal, to the Company's registrar and transfer agent, Computershare Investor Services Inc., in accordance with the instructions provided in the letter of transmittal. All registered shareholders who submit to Computershare a completed letter of transmittal, along with their respective certificates representing pre-Consolidation Common Shares, will receive in exchange new certificates representing their post-Consolidation Common Shares. Shareholders who hold their Common Shares through a broker, investment dealer, bank, trust company or other nominee or intermediary should contact that nominee or intermediary for assistance in depositing their Common Shares in connection with the Share Consolidation.