Jim Simons's position in Hudson Technologies is currently worth $13.7 Million. That's 0.02% of their equity portfolio (778th largest holding). The investor owns 2.89% of the outstanding Hudson Technologies stock. The first Hudson Technologies trade was made in Q2 2013. Since then Jim Simons bought shares thirteen more times and sold shares on six occasions. The stake costed the investor $7.03 Million, netting the investor a gain of 95% so far.