Ahlstrom - Changes in company's own shares

REPURCHASE OF OWN SHARES

Ahlstrom                                            
STOCK EXCHANGE ANNOUNCEMENT                         
31 October 2011                                     
REPURCHASE OF OWN SHARES                            
Date:                           31 October 2011     
Exchange transaction:           Buy                 
Share class:                    AHL1V               
Amount:                                    7000     
Average price /share:                   12,4679  EUR
Highest price /share:                   12,6000  EUR
Lowest price /share:                    12,3500  EUR
Total price:                           87275,30  EUR
The shares held by Ahlstrom on  31 October 2011     
AHL1V                                    191005     
Ahlstrom                                            
On behalf of Ahlstrom                               
Pasi Väisänen                                       
EVLI BANK PLC