Jim Simons acquired 36.6 Thousand FormFactor shares worth $1.1 Million. That's 0.00% of their equity portfolio (2179th largest holding). The first FormFactor trade was made in Q2 2013. Since then Jim Simons bought shares 22 more times and sold shares on twenty occasions. The investor's estimated purchase price is $1.91 Million, resulting in a loss of 43%.