Repurchase of own shares

Ahlstrom Corporation

STOCK EXCHANGE ANNOUNCEMENT
October 26, 2011

Repurchase of own shares
Date: October 26, 2011
Exchange transaction: Buy
Share class: AHL1V
Amount: 54 565
Average price /share: 12.4845 EUR
Highest price /share: 12.5000 EUR
Lowest price /share: 12.3000 EUR
Total price: 68,1216.74 EUR

The shares held by Ahlstrom Corporation on October 26, 2011
AHL1V 11,8591

Ahlstrom Corporation

On behalf of Ahlstrom

Pasi Väisänen

EVLI BANK PLC