The Russian stock exchange halted operations Tuesday due to a technical glitch.
"Trading on the stock, foreign exchange and derivatives markets of the Moscow stock exchange were suspended," according to a statement on the exchange's website. "Exchange is preparing for the resumption of trading on the backup equipment. About the time of resumption of trading will be announced later."
The exchange said it planned to resume main market trading at 9:50 a.m ET (1350 GMT).