Mario Gabelli acquired 390 Thousand Denny`s shares worth $1.74 Million. That's 0.02% of their equity portfolio (478th largest holding). The first Denny`s trade was made in Q2 2005. Since then Mario Gabelli bought shares nineteen more times and sold shares on 35 occasions. The investor's estimated purchase price is $2.14 Million, resulting in a loss of 19%.