Jim Simons's position in Personalis is currently worth $4.75 Million. That's 0.01% of their equity portfolio (1334th largest holding). The investor owns 1.29% of the outstanding Personalis stock. The first Personalis trade was made in Q3 2020. Since then Jim Simons bought shares eight more times and sold shares on nine occasions. The stake costed the investor $3.48 Million, netting the investor a gain of 37% so far.