Jim Simons acquired 1.17 Million Micron Technology shares worth $144 Million. That's 0.24% of their equity portfolio (78th largest holding). The first Micron Technology trade was made in Q3 2013. Since then Jim Simons bought shares sixteen more times and sold shares on nineteen occasions. The stake costed the investor $87.2 Million, netting the investor a gain of 66% so far.