Orion Corporation STOCK EXCHANGE RELEASE December 10, 2013 SHARE REPURCHASE December 10, 2013 In NASDAQ OMX Helsinki Trade date December 10, 2013 Bourse trade Buy Share ORNBV Amount 37,000 shares Total cost 723,220.50 EUR Average price / share 19.5465 EUR Highest price / share 19.63 EUR Lowest price / share 19.40 EUR Orion Corporation now holds a total of 668.991 B shares as treasury shares including the shares repurchased on December 10, 2013. On behalf of Orion Corporation Skandinaviska Enskilda Banken AB (Publ) Mika Koskinen Jari Vikström [HUG#1748987]