Ruspetro Regulatory News (RPO)

Ruspetro plc

19 June 2015

Ruspetro plc ("Ruspetro" or the "Company")

Announcement re major shareholder

London, 19 June 2015: Ruspetro plc (LSE: RPO) announces that, further to the announcement made on 13 February 2015, Sobny Group Corporation ("Sobny") has disposed of 33,189,849 shares of the Company as announced on 11 June 2015. Sobny and Mastin Holdings Limited ("Mastin"), being a person acting in concert with Sobny, together now hold 260,927,943 shares of the Company or 29.99% of total shares issued. Therefore, in accordance with Rule 9.7 of the City Code on Takeovers and Mergers ("Code") and as required by the Panel on Takeovers and Mergers ("Panel"), Sobny has disposed of such number of ordinary shares as result in it (together with persons acting in concert with it, including Mastin) holding less than 30% of the issued share capital of the Company.

Sobny and Mastin consulted with the Panel prior to executing the above transaction.

Each of Sobny and Mastin has agreed to the release of this announcement.

About Ruspetro

Ruspetro plc is an independent oil and gas development and production company, with assets in the Western Siberia region of the Russian Federation. Our mission is to unlock the tight oil reservoirs in our asset base while building a leading regional independent E&P company in a safe and environmentally responsible manner for the long-term benefit of our shareholders.

Enquiries

Ruspetro plc

John Conlin, Chief Executive Officer +44 (0)20 7318 1630

Alexander Betsky, Finance Director +44 (0)20 7318 1630

Finlay Thomson, Investor Relations +44 (0)79 7624 8471

FTI Consulting

Ben Brewerton, George Parker +44 (0)20 3727 1000