Jim Simons's position in Aon plc. is currently worth $48.7 Million. That's 0.07% of their equity portfolio (311th largest holding). The first Aon plc. trade was made in Q2 2020. Since then Jim Simons bought shares eight more times and sold shares on eight occasions. The stake costed the investor $43.9 Million, netting the investor a gain of 11% so far.