Joel Greenblatt's position in International Business Machines is currently worth $10 Million. That's 0.18% of their equity portfolio (102nd largest holding). The first International Business Machines trade was made in Q1 2013. Since then Joel Greenblatt bought shares 23 more times and sold shares on twenty occasions. The stake costed the investor $7.72 Million, netting the investor a gain of 30% so far.