Joel Greenblatt's position in W.R. Berkley is currently worth $677 Thousand. That's 0.01% of their equity portfolio (936th largest holding). The first W.R. Berkley trade was made in Q3 2013. Since then Joel Greenblatt bought shares eleven more times and sold shares on fifteen occasions. The stake costed the investor $498 Thousand, netting the investor a gain of 36% so far.