Okmetic Oyj ANNOUNCEMENT 22.9.2011 SHARE REPURCHASE 22.9.2011 In the Helsinki Stock Exchange +--------------------+---------+------+ |Trade date |22.9.2011| | +--------------------+---------+ | |Bourse trade |BUY | | +--------------------+---------+ | |Share |OKM1V | | +--------------------+---------+------+ |Amount |5.000 |shares| +--------------------+---------+------+ |Total cost |22.219,97|EUR | +--------------------+---------+------+ |Average price/ share|4,4440 |EUR | +--------------------+---------+------+ |Highest price/ share|4,57 |EUR | +--------------------+---------+------+ |Lowest price/ share |4,36 |EUR | +--------------------+---------+------+ Okmetic Oyj now holds a total of 183.656 shares including the shares repurchased on 22.9.2011. On behalf of Okmetic Oyj NORDEA BANK FINLAND PLC Petri Simberg Julius Summanen [HUG#1549059]