Mario Gabelli acquired 74 Thousand HSBC Holdings plc shares worth $4.2 Million. That's 0.04% of their equity portfolio (348th largest holding). The first HSBC Holdings plc trade was made in Q4 2004. Since then Mario Gabelli bought shares six more times and sold shares on three occasions. The stake costed the investor $3.92 Million, netting the investor a gain of 7.2% so far.