April 2013

29.04.2013
MTS Announces New Dividend Policy

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” or “the Company” – NYSE: MBT), the leading telecommunications provider in Russia and the CIS, announces the Board of Directors (“BoD” or “the Board”) has approved a new dividend policy that may allow MTS to payout over RUB 40 billion in dividends to shareholders in 2013.

24.04.2013
Ad Hoc Notice

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications operator in Russia and the CIS, announces that the Tashkent Commercial Court declared Uzdunrobita FE LLC, MTS’s wholly-owned subsidiary in Uzbekistan (“Uzdunrobita”, "MTS-Uzbekistan"), bankrupt and has initiated liquidation procedures. In accordance with the terms of local legal liquidation procedures, Uzdunrobita’s CEO has been relieved of his duties, and all powers regarding oversight and governance of Uzdunrobita now rest with the liquidation administrator. Mr. Utkir Bakhriev has been appointed as a liquidation administrator of Uzdubrobita.

22.04.2013
Ad Hoc Notice

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications operator in Russia and the CIS, announces that it has filed its annual report on Form 20-F for the fiscal year ended December 31, 2012 with the United States Securities and Exchange Commission.

18.04.2013
MTS Appoints Vice President for Human Resources

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications operator in Russia and the CIS, announces the appointment of Mr. Mikhail Arkhipov to the position of Vice President, Human Resources. Mr. Arkhipov has also been appointed as a Member of MTS Executive Board.

03.04.2013
MTS Places Exchange-Traded Ruble Bonds

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the largest mobile phone operator in Russia and the CIS, announces that it has successfully placed its first exchange-traded ruble bond on the Moscow Interbank Currency Exchange (MICEX). The bond is worth RUB 10 billion and has a maturity of ten years.

03.04.2013
Ad Hoc Notice

Moscow, Russian Federation – Mobile TeleSystems OJSC (“MTS” – NYSE: MBT), the leading telecommunications operator in Russia and the CIS, announces completion of acquisition of a 25.095% stake in MTS Bank OJSC for 5.09 billion rubles through an additional share issuance by the bank. The transaction was completed in accordance with the terms disclosed on March 29, 2013. The transaction is subject to the registration of the shares issuance report by Russian Central Bank.

Contact investor relations:

+ 7 495 223 20 25 ir@mts.ru

MTS Investor Relations
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