Ahlstrom-Munksjö Oyj - Changes in company's own shares

AHLSTROM-MUNKSJÖ OYJ: SHARE REPURCHASE 19.5.2017

Ahlstrom-Munksjö   Oyj               ANNOUNCEMENT                19.5.2017

AHLSTROM-MUNKSJÖ   OYJ: SHARE REPURCHASE 19.5.2017

In the Helsinki Stock   Exchange

Trade date                           19.5.2017
Bourse trade                         Buy
Share                                AM1
Amount                               9 000          Shares
Average price/ share                 18.2473        EUR
Total cost                           164 225.70     EUR

Ahlstrom-Munksjö   Oyj now holds a total of 180 862 shares
including   the shares repurchased on 19.5.2017

On behalf of Ahlstrom-Munksjö   Oyj

Nordea   Bank AB (publ), Finnish Branch

Janne Sarvikivi                      Julius Summanen

For   more information, please contact:
Juho   Erkheikki, Investor & Media Relations Manager, Ahlstrom-Munksjö Oyj
juho.erkheikki@ahlstrom-munksjo.com
tel. +358 50 413 45 83

www.ahlstrom-munksjo.com

Attachments:

05193139.pdf