CNBC's Stock Pops & Drops From May 12

On CNBC's Stock Pops & Drops, Tim Seymour explained that VimpelCom Ltd (ADR) VIP spiked 5.12 percent on take over rumors. He believes that this is not a reason to buy the stock. He has a long position in the stock, but he is not adding to it. Pete Najarian said that he would not chase Humana Inc HUM after it jumped 4.06 percent on Tuesday on rumors that it could get bought. Steve Grasso is not a buyer of Hertz Global Holdings Inc HTZ, which fell 3.78 percent after it missed quarterly report deadline. He sees more downside in the name. Brian Kelly thinks that Lumber Liquidators Holdings Inc LL is in a free fall and he doesn't want to buy it. The stock fell 5.20 percent on Tuesday.