Repurchase of own shares

Ahlstrom Corporation

STOCK EXCHANGE ANNOUNCEMENT
November 17, 2011

Repurchase of own shares
Date: November 17, 2011
Exchange transaction: Buy
Share class: AHL1V
Amount: 21,653
Average price /share: 12.5982 EUR
Highest price /share: 12.6000 EUR
Lowest price /share: 12.5900 EUR
Total price: 272,788.15 EUR

The shares held by Ahlstrom Corporation on November 17, 2011
AHL1V            269,005

Ahlstrom Corporation

On behalf of Ahlstrom           

Pasi Väisänen

EVLI BANK PLC