Jim Simons's position in Griffon is currently worth $41.6 Million. That's 0.06% of their equity portfolio (365th largest holding). The investor owns 1.11% of the outstanding Griffon stock. The first Griffon trade was made in Q4 2013. Since then Jim Simons bought shares eighteen more times and sold shares on 21 occasions. The stake costed the investor $20.9 Million, netting the investor a gain of 99% so far.