Rottneros : Unplanned shutdown of the Vallvik Mill...

PRESS RELEASE

Rottneros AB (publ)

Box 144, 826 23 Söderhamn, Sweden

Tel. +46 (0)270-622 00www.rottneros.com

Unplanned shutdown of the Vallvik Mill has a negative impact on production volumes during the second quarter

Production in the Vallvik Mill has been affected by an unplanned shutdown due to disturbances in the bleaching plant and the recovery boiler. Repair work is underway and normal production is scheduled for Wednesday 9 May.

The shutdown represents an estimated production loss of about 6,000 tonnes corresponding to approximately 6 percent of the Group's total planned production for the quarter.

For further information, please contact:

Lennart Eberleh, President and CEO Rottneros AB, +46 270 622 65 Monica Pasanen, CFO Rottneros AB, +46 70-581 4019

This information is information that Rottneros AB (publ) is obliged to make public pursuant to the EU Market Abuse Regulation. The information was submitted for publication, through the agency of the contact persons set out above, at 14:00 CET on 6 May 2018.

Rottneros is an independent producer of market pulp. The Group comprises the parent company Rottneros AB, listed on NASDAQ Stockholm, and its subsidiaries Rottneros Bruk AB and Vallviks Bruk AB with operations involving the production and sale of market pulp. The Group also includes Rottneros Packaging AB, which manufactures fibre trays, and the wood procurement company Rottneros Baltic SIA in Latvia. The Group has about 300 employees and had a turnover of approximately SEK 1.9 billion in the 2017 financial year.