Tom Gayner's position in Caterpillar is currently worth $106 Million. That's 1.00% of their equity portfolio (31st largest holding). The first Caterpillar trade was made in Q4 2007. Since then Tom Gayner bought shares 21 more times and sold shares on eight occasions. The stake costed the investor $36.9 Million, netting the investor a gain of 189% so far.