The most recent trading session ended with Vertex Pharmaceuticals (VRTX) standing at $478.09, reflecting a -1.02% shift from the previouse trading day's closing. This change lagged the S&P 500's 0.18% loss on the day. At the same time, the Dow lost 0.8%, and the tech-heavy Nasdaq gained 0.27%.Prior to today's trading, shares of the drugmaker had gained 3.89% over the past month. This has outpaced the Medical sector's loss of 3.03% and lagged the S&P 500's gain of 4.46% in that time.Market participants will ...