Tom Gayner acquired 4.33 Thousand Alleghany Corp. shares worth $3.61 Million. That's 0.05% of their equity portfolio (101st largest holding). The first Alleghany Corp. trade was made in Q4 2007. Since then Tom Gayner bought shares five more times and sold shares on one occasions. The stake costed the investor $2.02 Million, netting the investor a gain of 78% so far.