Joel Greenblatt's position in Vertex Pharmaceuticals is currently worth $12.8 Million. That's 0.13% of their equity portfolio (200th largest holding). The first Vertex Pharmaceuticals trade was made in Q2 2012. Since then Joel Greenblatt bought shares seventeen more times and sold shares on sixteen occasions. The stake costed the investor $8.32 Million, netting the investor a gain of 54% so far.