Mario Gabelli acquired 1.64M Mueller Industries shares worth $223M. That's 2.02% of their equity portfolio (3rd largest holding). The investor owns 1.47% of the outstanding Mueller Industries stock. The first Mueller Industries trade was made in Q1 2001. Since then Mario Gabelli bought shares 35 more times and sold shares on 45 occasions. The stake costed the investor $23.7M, netting the investor a gain of 843% so far.