CNBC's Stock Pops & Drops From September 16

Karen Finerman

about a 44.37 percent decline in

. The stock traded lower after an appeals court through out the patent award that it won against

. Finerman thinks that it would be best to stay away from this stock. Brian Kelly said that the whole coal space has been struggling and now China decided to ban dirty coal that comes out of Australia.

dropped 3.15 percent on the news and Kelly advised the viewers to stay away from the coal space.

gained 4.41 percent and closed the trading session at $41.41. Guy Adami said that the company has tremendous operating leverage. He thinks that the stock could move to $45.

fell 0.78 percent on the news of retirement of two executives. Dan Nathan said that he doesn't understand the aversion to

, because the stock is down 20 percent on the year, it trades at the market multiple and the expected growth for the next year is higher than ten percent.