Ahlstrom - Changes in company's own shares

REPURCHASE OF OWN SHARES

Ahlstrom Corporation		
STOCK EXCHANGE ANNOUNCEMENT		
23 February 2010		
Date:	23 February 2010	
Exchange transaction:	Buy	
Share class:	AHL1V	
Amount:	3500	
Average price /share:	11.48570	EUR
Highest price /share:	11.50000	EUR
Lowest price /share:	11.45000	EUR
Total price:	40199,95	EUR
The shares held by Ahlstrom Corporation on	23 February 2010	
AHL1V	31157	
AHLSTROM CORPORATION		
On behalf of Ahlstrom Corporation		
Pasi Väisänen		
EVLI BANK PLC