| 09:19 EDT |  | MGM | On The Fly: Pre-market Movers UP AFTER EARNINGS: Tesla (TSLA), up 23.7%... Green Mountain (GMCR), up 14.5%... Groupon (GRPN), up 14.1%... Walter Investment (WAC), up 6.1%... News Corp. (NWSA), up 3.9%... ALSO HIGHER: Barnes & Noble (BKS), up 29.4% after TechCrunch says Microsoft (MSFT) may buy Nook Media assets for $1B... Oil States (OIS), up 4.2% after David Einhorn recommends shares at investor conference... MGM Resorts (MGM), up 1.2% following upgrade to Buy at Sterne Agee. DOWN AFTER EARNINGS: Rackspace (RAX), down 21.6%... Monster Beverage (MNST), down 9.8%... McDermott (MDR), down 8.3%... Activision Blizzard (ATVI), down 7.1%. ALSO LOWER: Seagate (STX), down 3.4%, and Western Digital (WDC), down 2.2% after negative mention of both by Jim Chanos at Sohn conference. |