Jeremy Grantham acquired 59.2 Thousand Marsh & McLennan Cos. shares worth $8.87 Million. That's 0.05% of their equity portfolio (256th largest holding). The first Marsh & McLennan Cos. trade was made in Q1 2013. Since then Jeremy Grantham bought shares eight more times and sold shares on nine occasions. The stake costed the investor $4.13 Million, netting the investor a gain of 115% so far.