Repurchase of own shares

Ahlstrom Corporation

STOCK EXCHANGE ANNOUNCEMENT
October 7, 2011

Repurchase of own shares
Date: October 7, 2011
Exchange transaction: Buy
Share class: AHL1V
Amount: 4569
Average price /share: 12,0530 EUR
Highest price /share: 12,2300 EUR
Lowest price /share: 11,8000 EUR
Total price: 55 070,16 EUR

The shares held by Ahlstrom Corporation on October 7, 2011
AHL1V 39 669

Ahlstrom Corporation

On behalf of Ahlstrom

Pasi Väisänen

EVLI BANK PLC