/C O R R E C T I O N -- Investment Industry Regulatory Organization of Canada (IIROC) - Halts/Resumptions/

In the news release, IIROC Trading Halt - AEX, issued at 15:55 today by Investment Industry Regulatory Organization of Canada (IIROC) - Halts/Resumptions over CNW, the ticker should read "AEZ" rather than "AEX" as incorrectly transmitted by CNW. The complete, corrected release follows:

IIROC Trading Halt - AEZ

TORONTO, Nov. 5, 2014 /CNW/ - The following issues have been halted by IIROC:

Company: AEterna Zentaris Inc.

TSX Symbol: AEZ (all issues)

Reason: Pending News

Halt Time (ET): 3:44 PM

IIROC can make a decision to impose a temporary suspension (halt) of trading in a security of a publicly-listed company. Trading halts are implemented to ensure a fair and orderly market. IIROC is the national self-regulatory organization which oversees all investment dealers and trading activity on debt and equity marketplaces in Canada.

SOURCE Investment Industry Regulatory Organization of Canada (IIROC) - Halts/Resumptions

For further information: IIROC Inquiries 1-877-442-4322 (Option 2) - Please note that IIROC is not able to provide any additional information regarding a specific trading halt. Information is limited to general enquiries only.