Joel Greenblatt's position in Marsh & McLennan Cos. is currently worth $37.4M. That's 0.10% of their equity portfolio (232nd largest holding). The first Marsh & McLennan Cos. trade was made in Q1 2012. Since then Joel Greenblatt bought shares 26 more times and sold shares on 22 occasions. The stake costed the investor $29.1M, netting the investor a gain of 29% so far.