Warren Buffett's position in Bank Of America is currently worth $30.1B. That's 8.24% of their entire equity portfolio (5th largest holding). The investor owns 6.81% of the outstanding Bank Of America stock. The first Bank Of America trade was made in Q2 2007. Since then Warren Buffett bought shares twelve more times and sold shares on 28 occasions. The stake costed the investor $12.5B, netting the investor a gain of 141% so far.