Notification from significant shareholder, being member of the Supervisory Board, on acquisition of shares in Arctic Paper SA

The Management Board of Arctic Paper S.A. (“Company”) hereby notifies that on
December 24, 2012, the Company has received a notification from Mr. Thomas
Onstad, member of the Company’s Supervisory Board, being indirectly the
shareholder of the Company (through the Swedish companies Nemus Holding AB with
its registered office in Göteborg, Sweden, and Trebruk AB with its registered
office in Göteborg, Sweden), on acquisition of shares in the Company.

The content of the notification is an appendix to this press release.

Arctic Paper S.A.

For additional information, please contact:

Olle Grundberg, chairman of the supervisory board of Arctic Paper, tel. +46 70
654 44 20

This information is disclosed pursuant to Art. 70 and art. 70a of the Polish
Offering Act and art. 160 section 4 of the Polish Act on Trading, and was
submitted for publication on 27 December 2012 at 8:30 am CET.


Appendix

NOTIFICATION

regarding the change of the number of the shares held indirectly in Arctic Paper
S.A.

Dear Sirs,

Nemus Holding AB with its registered office in Göteborg, Sweden, (hereinafter
referred to as “Nemus Holding”) acting in its own name as well as on behalf of
Mr. Thomas Onstad (“Thomas Onstad”), a supervisory board member of Arctic Paper
S.A. with its registered office in Poznań (“Arctic Paper”) hereby notifies of
the change of the shares held by Mr. Thomas Onstad indirectly through the
Swedish law companies controlled by Mr. Thomas Onstad - Trebruk, AB with its
registered office in Göteborg, Sweden, (hereinafter referred to as “Trebruk”)
and Trebruk’s direct parent entity Nemus Holding:

A)    On December 19, 2012 Trebruk exchanged shares in Arctic Paper in the
aggregate number of 10,740,983 shares in Arctic Paper (registered under the ISIN
No PLARTPR00012) for the same number of newly issued series F shares in Arctic
Paper; The transaction had no effect with respect to the number of the shares
and percentage of votes at the General Meeting held by Trebuk;

B)    Nemus Holding, as a result of the settlement on December 20, 2012 of the
public tender offer for shares in Rottneros AB with its registered office in
Stockholm, Sweden (“Rottneros”) announced by Arctic Paper in accordance with the
Swedish law and Prospectus Directive 2003/71/EC as amended, directly acquired
shares in Arctic Paper in the aggregate number of 5,832,671 shares in Arctic
Paper.

I would also like to inform you that:

1)     The newly issued series F shares have not been admitted and introduced
into trading on the stock exchange market run by the Warsaw Stock Exchange S.A.
(“WSE”) or NASDAQ OMX Stockholm (“OMX”).

2)     The purchase of Arctic Paper’s shares by Nemus Holding has been effected
as a result of the settlement on December 20, 2012 of the public tender offer
for the shares in Rottneros announced by Arctic Paper. The shares purchased by
Nemus Holding are admitted and introduced into trading on the stock exchange
markets run by WSE and have been admitted and introduced into trading on the
stock exchange markets run by OMX;

3)     Before December 20, 2012, Mr. Thomas Onstad held (indirectly, through
Trebruk) 41,532,979 shares in Arctic Paper, constituting 74.9645% of the share
capital of Arctic Paper and representing 74.9645% votes, constituting 74.9645%
of the total number of shares at the General Meeting of Arctic Paper.

4)     Before December 20, 2012 Nemus Holding did not directly hold any shares
in Arctic Paper;

5)     After settlement of the transaction referred to in items A) and B) above,
Mr. Thomas Onstad will hold (indirectly, through Trebruk and Nemus Holding)
47,365,650 shares in Arctic Paper, constituting 71.6094% of the share capital of
Arctic Paper and representing 71.6094% votes constituting 71.6094% of the total
number of votes at the General Meeting of Arctic Paper;

6)     After settlement of the transaction referred to in item A) above, Trebruk
holds directly 41,532,979 shares in Arctic Paper, constituting 62.7913% of the
share capital of Arctic Paper and representing 62.7913% votes constituting
62.7913% of the total number of votes at the General Meeting of Arctic Paper);

7)     After settlement of the transaction referred to in item B) above, Nemus
Holding holds directly 5,832,671 shares in Arctic Paper, constituting 8.8181% of
the share capital of Arctic Paper and representing 8.8181% votes constituting
8.8181% of the total number of votes at the General Meeting of Arctic Paper;

8)     Except for the circumstances mentioned in items 6) and 7) above, none of
Mr. Thomas Onstad’s controlled entities holds any share in Arctic Paper, and,
except for the circumstances mentioned above, as a result of the transaction
referred to in items A) and B) above, they have neither increased nor reduced
their share in the share capital of Arctic Paper or the number of votes at the
General Meeting of Arctic Paper;

9)     Neither Mr. Thomas Onstad, Nemus Holding nor Trebruk and/or Arctic Paper
concluded agreements with third parties, whose subject would be the transfer of
the right to exercise voting rights attached to other shares of Arctic Paper.