Joel Greenblatt acquired 63.7 Thousand Vistra shares worth $8.98 Million. That's 0.09% of their equity portfolio (314th largest holding). The first Vistra trade was made in Q2 2017. Since then Joel Greenblatt bought shares ten more times and sold shares on eleven occasions. The stake costed the investor $2.69 Million, netting the investor a gain of 233% so far.