Joel Greenblatt's position in Exxon Mobil is currently worth $23.7 Million. That's 0.37% of their equity portfolio (19th largest holding). The first Exxon Mobil trade was made in Q4 2011. Since then Joel Greenblatt bought shares 22 more times and sold shares on nineteen occasions. The stake costed the investor $14.8 Million, netting the investor a gain of 61% so far.