Jim Simons acquired 55.4 Thousand Natera shares worth $5.01 Million. That's 0.01% of their equity portfolio (1315th largest holding). The first Natera trade was made in Q2 2016. Since then Jim Simons bought shares fifteen more times and sold shares on ten occasions. The stake costed the investor $2.83 Million, netting the investor a gain of 77% so far.