Okmetic Oyj ANNOUNCEMENT 12.9.2011 SHARE REPURCHASE 12.9.2011 In the Helsinki Stock Exchange +--------------------+---------+------+ |Trade date |12.9.2011| | +--------------------+---------+ | |Bourse trade |BUY | | +--------------------+---------+ | |Share |OKM1V | | +--------------------+---------+------+ |Amount |4.084 |shares| +--------------------+---------+------+ |Total cost |17.859,37|EUR | +--------------------+---------+------+ |Average price/ share|4,3730 |EUR | +--------------------+---------+------+ |Highest price/ share|4,52 |EUR | +--------------------+---------+------+ |Lowest price/ share |4,31 |EUR | +--------------------+---------+------+ Okmetic Oyj now holds a total of 144.743 shares including the shares repurchased on 12.9.2011. On behalf of Okmetic Oyj NORDEA BANK FINLAND PLC Petri Simberg Julius Summanen [HUG#1545893]