Vertex Pharmaceuticals (VRTX) has recently been on Zacks.com's list of the most searched stocks. Therefore, you might want to consider some of the key factors that could influence the stock's performance in the near future. Over the past month, shares of this drugmaker have returned +12.4%, compared to the Zacks S&P 500 composite's +3.1% change. During this period, the Zacks Medical - Biomedical and Genetics industry, which Vertex falls in, has gained 1.2%. The key question now is: What could be the stock's ...