#Communication Services #Stocks Moving In Friday's Pre-Market Session: $GRPN shares moved upwards by 10.38% to $1.17 during Friday's pre-market session. The most recent rating by UBS, on Apr 21, is at Buy, with a price target of $2. $ZM stock rose 3.84% to $175.59. #MarketUpdate https://t.co/EoVEyeJILY