GK TNS energo OOO acquired additional 60.99% stake in Marienergosbyt Open Joint-Stock Company (MICEX:MISB) from Simvol-Trans OOO on April 11, 2013. As a part of the transaction, GK TNS energo OOO increased the stake held from 26.91% to 87.9% and Simvol-Trans will not hold any stake in Marienergosbyt Open Joint-Stock Company.

GK TNS energo OOO completed the acquisition of additional 60.99% stake in Marienergosbyt Open Joint-Stock Company (MICEX:MISB) from Simvol-Trans OOO on April 11, 2013.