Press release

Regulatory announcement

Reference price of O2 Czech Republic shares May 29, 2015

On May 29, 2015, the Prague Stock Exchange released following announcement related to the shares of O2 Czech Republic a.s.

In relation to the ongoing corporate action on O2 C.R. (ISIN CZ0009093209) a reference price of CZK 49.40 was determined as an arithmetic average of values reported to PSE by all active market makers.

The reference price is used for calculation of Volatility Price Corridors and as the opening share price. This value will also be used for the purpose of updating the bases of PX, PX-TR and PX-GLOB indices.

Contacts

Investor Relations

O2 Czech Republic a.s.

in ves tor_r e lat ions @o2 .c z

t +420 271 462 076 About O2 Czech Republic

O2 Czech Republic is the largest integrated telecommunications provider in the Czech market. At present the Company operates close to eight million mobile and fixed accesses, which places it among the market leaders in fully converged services in Europe. To the users of mobile services in the Czech Republic O2 offers state-of-the-art HSPA+ and LTE technology. O2 has the most comprehensive proposition of voice and data services in the Czech Republic, and actively exploits the growth potential of its various business lines, especially ICT. O2 data centres, with total floor area of 7,300 square metres, rank O2 among the leaders in hosting, cloud and managed services. O2 data centres are the only centres in the Czech Republic and in Central Europe with TIER III certification. With the O2 TV the Company is also the largest IPTV service provider in the Czech Republic. The Company is present on the mobile market in Slovakia ince 2007, through its 100% subsidiary O2 Slovakia. In January 2014, O2 Czech Republic became a member of the Czech investment group PPF.

About PPF Group

PPF Group invests into multiple market segments such as banking and financial services, telecommunications, real estate, retail, insurance, metal mining, agriculture and biotechnology. PPF's reach spans from Europe to Russia, the USA and across Asia. PPF Group owns assets of EUR 24 billion (as at 30 June 2014).

O2 Czech Republic a.s. Za Brumlovkou 266/2

Praha 4

140 22

T 271 462 076 www.o2.cz/spolecnost/en/investor-relations/
investor_relations.cz@o2.cz

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