While Arena Pharmaceuticals (NASDAQ: ARNA ) and VIVUS (NASDAQ: VVUS ) , makers of the obesity drugs Belviq and Qsymia, respectively, both garner a lot of attention on Fool.com, they also have attracted the attention of the short sellers. In this video, Motley Fool health-care analyst David Williamson talks about the "buy the run-up, short the launch" trend, and whether the short-sellers are right not to believe in these stocks.
The potential market for obesity drugs is massive, but so are the risks. If you're looking for more information on the top two obesity drug players, grab copies of our premium research reports on Arena Pharmaceuticals and VIVUS today. In the reports, our senior biotech analyst, Brian Orelli, Ph.D., breaks down each company's strengths and weaknesses and explains the critical issues you need to know about. News in this space moves fast, so both reports come with a full year of updates. Click now for exclusive information on Arena and VIVUS.