After-hours buzz: GameStop, CSX, Tesla & more By: CNBC.com News January 13, 2015 at 17:32 PM EST Check out which companies are making headlines after the bell Tuesday: GameStop, CSX, Tesla & more. Read More >> Related Stocks: CSX Corp Cintas Corp Forest City Enterprises Inc 7 Convertible Preferred Series A GameStop Corp Jetblue Airways Corp Tesla, Inc.