Federal Signal Corp. (FSS) dropped sharply by 5.56%, falling to $5.44 in today's trading. Shares of FSS have so far hit a 52-week high of $7.79 per share and a 52-week low of $4.91.

Red Robin Gourmet Burgers (RRGB) stock moved up 1.3% to $34.29 in the trading session today. Stock volume in Red Robin Gourmet Burgers was 497,797 shares in the trading session.

GMX Resources Inc. traded higher by $0.05, pushing the share price to $3.29. In the last 12 months, GMX Resources Inc. has seen a high of $6.48 and a low of $2.55 per share.

MGM Resorts International pressed higher by $0.52, moving the stock price to $11.69. Stock volume in MGM Resorts International was 19 million shares in the trading session.