Joel Greenblatt acquired 80.8 Thousand Vistra shares worth $7.6 Million. That's 0.12% of their equity portfolio (220th largest holding). The first Vistra trade was made in Q2 2017. Since then Joel Greenblatt bought shares nine more times and sold shares on nine occasions. The stake costed the investor $2.26 Million, netting the investor a gain of 237% so far.