Jim Simons acquired 236 Thousand Interdigital shares worth $27.5 Million. That's 0.05% of their equity portfolio (464th largest holding). The first Interdigital trade was made in Q2 2013. Since then Jim Simons bought shares nineteen more times and sold shares on 24 occasions. The stake costed the investor $13.7 Million, netting the investor a gain of 102% so far.