Repurchase of own shares(10)

Ahlstrom Corporation

STOCK EXCHANGE ANNOUNCEMENT
October 27, 2011

Repurchase of own shares
Date: October 27, 2011
Exchange transaction: Buy
Share class: AHL1V
Amount: 45,000
Average price /share: 12.5551 EUR
Highest price /share: 12.6000 EUR
Lowest price /share: 12.4800 EUR
Total price: 564,979.50 EUR

The shares held by Ahlstrom Corporation on October 27, 2011
AHL1V 163,591

Ahlstrom Corporation

On behalf of Ahlstrom

Pasi Väisänen

EVLI BANK PLC