Ken Griffin acquired 1.8 Thousand Natera shares worth $165 Thousand. That's 0.00% of their equity portfolio (4195th largest holding). The first Natera trade was made in Q3 2015. Since then Ken Griffin bought shares 40 more times and sold shares on 25 occasions. The stake costed the investor $107 Thousand, netting the investor a gain of 54% so far.