Jim Simons's position in Hologic is currently worth $139 Million. That's 0.21% of their equity portfolio (98th largest holding). The investor owns 1.15% of the outstanding Hologic stock. The first Hologic trade was made in Q3 2013. Since then Jim Simons bought shares 25 more times and sold shares on nineteen occasions. The investor's estimated purchase price is $182 Million, resulting in a loss of 23%.