Jim Simons acquired 320 Thousand Henry Schein shares worth $22.5 Million. That's 0.03% of their equity portfolio (550th largest holding). The first Henry Schein trade was made in Q4 2013. Since then Jim Simons bought shares fourteen more times and sold shares on sixteen occasions. The stake costed the investor $22.1 Million, netting the investor a gain of 1.7% so far.