Mario Gabelli's position in Shake Shack is currently worth $1.23 Million. That's 0.01% of their equity portfolio (542nd largest holding). The first Shake Shack trade was made in Q2 2020. Since then Mario Gabelli bought shares seven more times and sold shares on twelve occasions. The stake costed the investor $583 Thousand, netting the investor a gain of 110% so far.