Jim Simons's position in Advanced Micro Devices is currently worth $440 Million. That's 0.62% of their equity portfolio (18th largest holding). The first Advanced Micro Devices trade was made in Q2 2014. Since then Jim Simons bought shares nineteen more times and sold shares on fourteen occasions. The stake costed the investor $435 Million, netting the investor a gain of 1.2% so far.