Jim Simons's position in Iamgold is currently worth $106M. That's 0.13% of their equity portfolio (158th largest holding). The investor owns 1.98% of the outstanding Iamgold stock. The first Iamgold trade was made in Q2 2013. Since then Jim Simons bought shares 25 more times and sold shares on 23 occasions. The stake costed the investor $43.2M, netting the investor a gain of 145% so far.