Jim Simons acquired 344 Thousand Radnet shares worth $11.9 Million. That's 0.02% of their equity portfolio (846th largest holding). The first Radnet trade was made in Q2 2013. Since then Jim Simons bought shares fifteen more times and sold shares on 26 occasions. The stake costed the investor $3.19 Million, netting the investor a gain of 272% so far.