BRIEF-Russia's Sistema says its effective share in MTS down to 50.03 pct
December 22, 2016 at 02:34 AM EST
* Sistema subsidiary, Sistema Finance S.A., sold 6,248,227 American Depositary Shares of MTS (Mobile TeleSystems) , representing 0.63 percent of MTS's share capital, to a non-affiliated buyer for a consideration of $55.359 million net of commission.