Joel Greenblatt's position in Exxon Mobil is currently worth $10.6 Million. That's 0.11% of their equity portfolio (255th largest holding). The first Exxon Mobil trade was made in Q4 2011. Since then Joel Greenblatt bought shares 23 more times and sold shares on 21 occasions. The stake costed the investor $7.53 Million, netting the investor a gain of 41% so far.