Repurchase of own shares

Ahlstrom Corporation  
STOCK EXCHANGE ANNOUNCEMENT  
  
30 November 2010  
  
    
Date: 30 November 2010 
Exchange transaction: Buy 
  
Share class: AHL1V 
Amount: 5000 
Average price /share: 14.4280 EUR
Highest price /share: 14.4300 EUR
Lowest price /share: 14.4200 EUR
Total price: 72140.00 EUR
  
The shares held by Ahlstrom Corporation on 30 November 2010 
AHL1V 129458 
  
  
AHLSTROM CORPORATION  
  
  
On behalf of Ahlstrom Corporation  
  
  
  
Teemu Koivisto    
EVLI BANK PLC