Digitree Group S.A.

Transaction in Own Shares • Aug 20, 2018

Atlantik S.A. 6, rue Jean Monnet, L-2180 Luxembourg, Grand Duchy of Luxembourg RCS: B 170.670

Pfleiderer Group S.A. Millennium Tower 1V ul. Strzegomska 42AB 53-611 Wroclaw Republic ofPoland

For the attention of: Management Board ofthe Company

Dear Sirs,

We refer to detailed terms of the buy-back program determined by Management Board of Pfleiderer Group S.A. with its registered office in Wroclaw, at ul. Strzegomska 42AB, 53-61 ¹ Wroclaw, Poland (the "Company") in relation to the resolution No. 24 of the Company's Annual General Meeting of the Shareholders dated ¹¹ June 2018 on the adoption of ^a treasury share repurchase program and the establishment of ^a capital reserve for the purpose of such program, announced by the Company on August 4, 2018 by way of ^a current report No. ²⁷ 2018 (the "Buy back Program").

Aller carefûl analysis of the detailed terms of the Buy-back Program, acting as Directors of Atlantik SA. with its registered office at 6, rue Jean Monnet, L-2180 Luxembourg, the Grand Duchy of Luxembourg and registered with the Luxembourg Register of Commerce and Companies under number B 170.670, we believe that the Buy-back Program launched by the Company should contribute to the enhancement of the long-term shareholders' value. Consequently, we would like to notify the Company that Atlantik S.A. does not intend to seIl any of the Company's shares in the course of the Buy-back Program.

Very truly yours,

On behalf of Atlantik S.A.

$\mu$

Michael F. Keppel

Director A

Mark Vrijhogf $DirectionB$