Over the weekend at the American Society of Clinical Oncologists meeting, a lot of updates and new data were presented. It sent stocks all over the place Monday with the biggest movers being Bristol-Myers Squibb, Nektar, Loxo and Bluebird bio. Investors had mixed reactions to some of the data coming out of an annual cancer conference this weekend. The American Society of Clinical Oncologists held their annual meeting in Chicago this past weekend with many pharma and biotech companies presenting updates to their trials and new data.