Moscow, Russia – July 15, 2011 – JSFC Sistema (“Sistema”) (LSE: SSA), the largest diversified public financial corporation in Russia and the CIS, today announces that it has completed the sale of its 63.074% stake in OJSC SITRONICS to OJSC RTI as per the earlier announced terms.

In February 2011, Sistema established OJSC RTI with the Bank of Moscow, which invested RUB 3 billion (approximately US$ 100 million) of cash into the new entity. Sistema’s contribution to the new entity’s charter capital amounted to its 97% stake in OJSC Concern RTI Systems and RUB 2.88 billion (approximately US$ 97 million) in cash. As a result, Sistema holds 84.6% of the share capital of OJSC RTI with 15.4% belonging to the Bank of Moscow.