Warren Buffett acquired 72.4 Million Bank Of New York Mellon shares worth $3.18 Billion. That's 0.92% of their equity portfolio (13th largest holding). The investor owns 9.15% of the outstanding Bank Of New York Mellon stock. The first Bank Of New York Mellon trade was made in Q3 2010. Since then Warren Buffett bought shares seventeen more times and sold shares on eleven occasions. The stake costed the investor $2.94 Billion, netting the investor a gain of 8.1% so far.