Okmetic Oyj ANNOUNCEMENT 5.9.2011 SHARE REPURCHASE 5.9.2011 In the Helsinki Stock Exchange +--------------------+---------+------+ |Trade date |5.9.2011 | | +--------------------+---------+ | |Bourse trade |BUY | | +--------------------+---------+ | |Share |OKM1V | | +--------------------+---------+------+ |Amount |5.000 |shares| +--------------------+---------+------+ |Total cost |23.915,00|EUR | +--------------------+---------+------+ |Average price/ share|4,7830 |EUR | +--------------------+---------+------+ |Highest price/ share|4,91 |EUR | +--------------------+---------+------+ |Lowest price/ share |4,63 |EUR | +--------------------+---------+------+ Okmetic Oyj now holds a total of 122.598 shares including the shares repurchased on 5.9.2011. On behalf of Okmetic Oyj NORDEA BANK FINLAND PLC Petri Simberg Julius Summanen [HUG#1544130]