Orion Corporation STOCK EXCHANGE RELEASE December 2, 2013 SHARE REPURCHASE December 2, 2013 In NASDAQ OMX Helsinki Trade date December 2, 2013 Bourse trade Buy Share ORNBV Amount 27,000 shares Total cost 521,996.40 EUR Average price / share 19.3332 EUR Highest price / share 19.44 EUR Lowest price / share 19.25 EUR Orion Corporation now holds a total of 435.991 B shares as treasury shares including the shares repurchased on December 2, 2013. On behalf of Orion Corporation Skandinaviska Enskilda Banken AB (Publ) Mika Koskinen Jari Vikström [HUG#1747159]