Joel Greenblatt's position in International Business Machines is currently worth $4.31 Million. That's 0.03% of their equity portfolio (565th largest holding). The first International Business Machines trade was made in Q1 2013. Since then Joel Greenblatt bought shares 25 more times and sold shares on 23 occasions. The stake costed the investor $2.06 Million, netting the investor a gain of 109% so far.