Jeremy Grantham acquired 11.3 Thousand Markel Group shares worth $18.5 Million. That's 0.07% of their equity portfolio (190th largest holding). The first Markel Group trade was made in Q2 2020. Since then Jeremy Grantham bought shares six more times and sold shares on nine occasions. The stake costed the investor $11.8 Million, netting the investor a gain of 56% so far.