Wondering if Vertex Pharmaceuticals at around US$424 per share is still a solid opportunity or if the easy gains are behind it? This article focuses squarely on what the current price might represent for you. The stock has had a mixed run, with a 1.3% decline over the last week, a 3.3% decline over the last month, a 6.1% decline year to date and a 5.7% decline over the past year, set against longer term returns of 23.1% over three years and 99.2% over five years. Recent coverage of Vertex...