Tom Russo acquired 2.3 Million Mastercard Incorporated shares worth $1.06 Billion. That's 10.37% of their entire equity portfolio (3rd largest holding). The first Mastercard Incorporated trade was made in Q4 2008. Since then Tom Russo bought shares 29 more times and sold shares on 31 occasions. The stake costed the investor $546 Million, netting the investor a gain of 94% so far.