Jim Simons acquired 308 Thousand Shake Shack shares worth $31.9 Million. That's 0.05% of their equity portfolio (431st largest holding). The first Shake Shack trade was made in Q1 2018. Since then Jim Simons bought shares thirteen more times and sold shares on ten occasions. The stake costed the investor $24.6 Million, netting the investor a gain of 29% so far.