Mario Gabelli's position in M & T Bank is currently worth $3.16 Million. That's 0.03% of their equity portfolio (399th largest holding). The first M & T Bank trade was made in Q2 2002. Since then Mario Gabelli bought shares twenty more times and sold shares on 48 occasions. The stake costed the investor $1.53 Million, netting the investor a gain of 107% so far.