Jim Simons acquired 44.8k W.R. Berkley shares worth $3.26M. That's 0.00% of their equity portfolio (1791st largest holding). The first W.R. Berkley trade was made in Q2 2013. Since then Jim Simons bought shares 21 more times and sold shares on 23 occasions. The stake costed the investor $2.71M, netting the investor a gain of 20% so far.