Repurchase of own shares(20)

Ahlstrom Corporation  
STOCK EXCHANGE ANNOUNCEMENT  03 November 2010  
  
REPURCHASE OF OWN SHARES  
  
Date: 03 November 2010 
Exchange transaction: Buy 
  
Share class: AHL1V 
Amount: 4000 
Average price /share: 14.70020 EUR
Highest price /share: 14.71000 EUR
Lowest price /share: 14.69000 EUR
Total price: 58800.80 EUR
  
The shares held by Ahlstrom Corporation on 03 November 2010 
AHL1V 79000 
  
  
AHLSTROM CORPORATION   
  
On behalf of Ahlstrom Corporation   
  
Teemu Koivisto  
EVI BANK PLC