Ahlstrom-Munksjö Oyj: Managers' Transactions

AHLSTROM-MUNKSJÖ OYJ, MANAGERS’ TRANSACTION RELEASE May 3, 2017 at 10:45 CEST ____________________________________________ Person subject to the notification requirement Name: Kaukonen, Harri-Pekka Position: Member of the Board/Deputy member Issuer: Ahlstrom-Munksjö Oyj LEI: 213800F2MJ5Z2TAQ1726 Notification type: INITIAL NOTIFICATION Reference number: 213800F2MJ5Z2TAQ1726_20170502151023_2 ____________________________________________ Transaction date: 2017-04-27 Venue: NASDAQ HELSINKI LTD (XHEL) Instrument type: SHARE ISIN: FI4000048418 Nature of the transaction: ACQUISITION Transaction Details (1): Volume: 3818 Unit price: 16,02000 EUR Aggregated transactions (1): Volume: 3818 Volume weighted average price: 16.02000 EUR ____________________________________________ Transaction date: 2017-04-27 Venue: BATS CHI-X EUROPE -CXE ORDER BOOKS (CHIX) Instrument type: SHARE ISIN: FI4000048418 Nature of the transaction: ACQUISITION Transaction Details (1): Volume: 182 Unit price: 16,22000 EUR Aggregated transactions (1): Volume: 182 Volume weighted average price: 16.22000 EUR ____________________________________________ Transaction date: Instrument type: Nature of the transaction: Transaction Details (1): Volume: Unit price: Aggregated transactions (1): Volume: 0 Volume weighted average price: For further information, please contact:

Juho Erkheikki, Investor & Media Relations Manager, tel. +358 50 413 45 83, juho.erkheikki@ahlstrom-munksjo.com

Ahlstrom-Munksjö in brief Ahlstrom-Munksjö is a global leader in fiber-based materials, supplying innovative and sustainable solutions to customers worldwide. Our offerings include decor paper, filter media, release liners, abrasive backings, nonwovens, electrotechnical paper, glass fiber materials, food packaging and labeling, tape, medical fiber materials and solutions for diagnostics. Combined annual net sales are about EUR 2.15 billion and we employ 6,200 people. The Ahlstrom-Munksjö share is listed on the Nasdaq Helsinki and Stockholm. The company was formed on April 1, 2017 through the merger of Ahlstrom Corporation and Munksjö Oyj. Read more at www.ahlstrom-munksjo.com.