Mario Gabelli's position in Vertex Pharmaceuticals is currently worth $4.77 Million. That's 0.05% of their equity portfolio (327th largest holding). Mario Gabelli started to build up the position in Vertex Pharmaceuticals in Q1 2007. Since then they sold 11.1 Thousand shares. The stake costed the investor $383 Thousand, netting the investor a gain of 1146% so far.