Mario Gabelli's position in Avista is currently worth $10.3 Million. That's 0.11% of their equity portfolio (215th largest holding). The first Avista trade was made in Q1 2001. Since then Mario Gabelli bought shares 26 more times and sold shares on nineteen occasions. The stake costed the investor $9.91 Million, netting the investor a gain of 4.2% so far.