• Shares of Rice Energy Inc. RICE surged 24.8% after EQT Corporation EQT decided to purchase Rice Energy for $6.7 billion• Rigel Pharmaceuticals, Inc.’s RIGL shares soared 11.2% after the company declared that its New Drug Application (NDA) was approved by the U.S. FDA for use of Tavalisse • Shares of Novadaq Technologies Inc. NVDQ skyrocketed 95% after the company revealed that Stryker Corporation SYK has agreed to purchase Novadaq for 701 million• Valeant Pharmaceuticals International’s VRX gained 6.4% following the news that John Paulson has joined the company’s Board Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report EQT Corporation (EQT): Free Stock Analysis Report Novadaq Technologies Inc (NVDQ): Free Stock Analysis Report Stryker Corporation (SYK): Free Stock Analysis Report Valeant Pharmaceuticals International, Inc. (VRX): Free Stock Analysis Report Rigel Pharmaceuticals, Inc. (RIGL): Free Stock Analysis Report Rice Energy Inc. (RICE): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research