Steve Mandel's position in Vistra is currently worth $857M. That's 5.31% of their entire equity portfolio (4th largest holding). The investor owns 1.71% of the outstanding Vistra stock. The first Vistra trade was made in Q1 2024. Since then Steve Mandel bought shares four more times and sold shares on four occasions. The stake costed the investor $535M, netting the investor a gain of 60% so far.