Mario Gabelli's position in Millicom International Cellular S.A. is currently worth $41.5M. That's 0.37% of their equity portfolio (72nd largest holding). The first Millicom International Cellular S.A. trade was made in Q1 2006. Since then Mario Gabelli bought shares 24 more times and sold shares on 26 occasions. The stake costed the investor $22.7M, netting the investor a gain of 82% so far.