Jim Simons acquired 275k Occidental Petroleum shares worth $16.2M. That's 0.02% of their equity portfolio (800th largest holding). The first Occidental Petroleum trade was made in Q3 2013. Since then Jim Simons bought shares 21 more times and sold shares on seventeen occasions. The stake costed the investor $15.6M, netting the investor a gain of 3.5% so far.