Ken Griffin acquired 3.66 Thousand Alleghany Corp. shares worth $3.05 Million. That's 0.0% of their equity portfolio (2274th largest holding). The first Alleghany Corp. trade was made in Q2 2013. Since then Ken Griffin bought shares 23 more times and sold shares on 26 occasions. The stake costed the investor $2.17 Million, netting the investor a gain of 41% so far.