BIOTIE THERAPIES CORP. STOCK EXCHANGE ANNOUNCEMENT February 7, 2011 at 6.30 p.m. Changes in Biotie's Financial Information in 2011 Notwithstanding earlier announced information, Biotie Therapies Corp.'s ("Biotie") Financial Statement Release of 2010 will be published on March 25, 2011 and the Interim Report for January - March 2011 will be published on May 13, 2011. The changes are due to the acquisition of Synosia Therapeutics Holding AG described in Biotie's stock exchange release issued on February 2, 2011 and related matters. Biotie will publish the following financial information in 2011: March 25, 2011 Financial Statement Release of 2010 May 13, 2011 Interim Report for January - March 2011 August 5, 2011 Interim Report for January - June 2011 November 4, 2011 Interim Report for January - September 2011 Notwithstanding earlier announced information, the Financial Statements 2010 will be published on March 25, 2011 and Biotie's Annual General Meeting is expected to convene on Friday May 6, 2011. The Financial Statements and Interim Reports will be released approximately at 9.00 a.m. (Finnish time) on the given dates. This announcement informs of the changes in the publishing dates released on December 30, 2010. Turku, February 7, 2011 Biotie Therapies Corp. Timo Veromaa President and CEO For further information, please contact: Virve Nurmi, Biotie Therapies Corp. tel. +358 2 274 8900, e-mail:virve.nurmi@biotie.com DISTRIBUTION: www.biotie.com NASDAQ OMX Helsinki Ltd Main Media [HUG#1486232]