Joel Greenblatt's position in Marsh & McLennan Cos. is currently worth $15.4 Million. That's 0.12% of their equity portfolio (195th largest holding). The first Marsh & McLennan Cos. trade was made in Q1 2012. Since then Joel Greenblatt bought shares 24 more times and sold shares on twenty occasions. The stake costed the investor $8.55 Million, netting the investor a gain of 80% so far.