Shares of Mallinckrodt Public Limited Company MNK rallied 0.7% after it announced that it had agreed to buy Sucampo Pharmaceuticals, Inc. SCMP for $1.2 billion which also includes debtPortola Pharmaceuticals, Inc. PTLA plummeted 10.7% after it announced that the FDA had increased its review period by 90 days for a biologics license application for the company’s AndexXa productCapital One Financial Corporation’s COF shares tanked 0.6% after the company reduced its amount of authorized share repurchases following Fed’s instructionsShares of Fortress Investment Group LLC FIG declined 0.3% after the company purchased 4% stakes in Theranos — on the verge of bankruptcy, in return of a $100 million loanWant 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 Capital One Financial Corporation (COF): Free Stock Analysis Report Fortress Investment Group LLC (FIG): Free Stock Analysis Report Sucampo Pharmaceuticals, Inc. (SCMP): Free Stock Analysis Report Portola Pharmaceuticals, Inc. (PTLA): Free Stock Analysis Report Mallinckrodt PLC (MNK): Free Stock Analysis Report To read this article on Zacks.com click here.