Jim Simons's position in Ecopetrol SA is currently worth $14.3M. That's 0.02% of their equity portfolio (813th largest holding). The first Ecopetrol SA trade was made in Q2 2013. Since then Jim Simons bought shares 21 more times and sold shares on 25 occasions. The stake costed the investor $12.6M, netting the investor a gain of 13% so far.