Jim Simons's position in Tetra Tech is currently worth $6.24 Million. That's 0.01% of their equity portfolio (1217th largest holding). The first Tetra Tech trade was made in Q3 2013. Since then Jim Simons bought shares fifteen more times and sold shares on seventeen occasions. The stake costed the investor $4.59 Million, netting the investor a gain of 36% so far.