Ahlstrom to start repurchases of own shares

Ahlstrom Corporation STOCK EXCHANGE RELEASE 26.10.2010 at 11.45

Ahlstrom Corporation announces that its Board of Directors has today decided to utilize the authorization given by the Annual General Meeting held on March 31, 2010 to repurchase Ahlstrom shares for the implementation of the Company's share-based incentive plan.

The maximum number of shares to be acquired is 75,000, corresponding to less than 0.2% of the total number of shares. The repurchases shall decrease the distributable capital and reserves.

The share repurchases shall start on November 2, 2010 at the earliest, and end by the end of the next Annual General Meeting on March 30, 2011 at the latest.

The shares shall be acquired through public trading on the NASDAQ OMX Helsinki exchange at the market price prevailing at the time of repurchase. Evli Bank plc will act as stock broker in the repurchases.

Ahlstrom's Board of Directors has an authorization to acquire 4,500,000 of the company's own shares, which is valid until the end of the 2011 Annual General Meeting.

Ahlstrom Corporation
Board of Directors

For further information, please contact:
Seppo Parvi
CFO
Tel. +358 10 888 4768

Distribution:
NASDAQ OMX Helsinki
Main media
www.ahlstrom.com

Ahlstrom in brief
Ahlstrom is a global leader in the development, manufacture and marketing of high performance nonwovens and specialty papers. Ahlstrom´s products are used in a large variety of everyday applications, such as filters, wipes, flooring, labels, and tapes. Based upon its unique fiber expertise and innovative approach, the company has a strong market position in several business areas in which it operates. Ahlstrom's 5,800 employees serve customers via sales offices and production facilities in more than 20 countries on six continents. In 2009, Ahlstrom's net sales amounted to EUR 1.6 billion. Ahlstrom's share is quoted on the NASDAQ OMX Helsinki. The company website is at www.ahlstrom.com.