Red Robin Gourmet Burgers (NASDAQ:RRGB)’s share price hit a new 52-week low on Wednesday after an insider sold shares in the company, MarketBeat reports. The stock traded as low as $64.52 and last traded at $66.00, with a volume of 153,745 shares changing hands. The stock had previously closed at $66.45. Specifically, Director Stuart I. […]