Jim Simons acquired 3.42 Million Allison Transmission Holdings shares worth $402 Million. That's 0.58% of their equity portfolio (17th largest holding). The investor owns 3.95% of the outstanding Allison Transmission Holdings stock. The first Allison Transmission Holdings trade was made in Q3 2013. Since then Jim Simons bought shares 22 more times and sold shares on 21 occasions. The stake costed the investor $133 Million, netting the investor a gain of 201% so far.