Vistra saw an improvement in its IBD SmartSelect Composite Rating Thursday, from 94 to 96.
The revised score means the stock currently tops 96% of all other stocks in terms of key performance metrics and technical strength.
Vistra is now out of buy range after breaking out from a 107.24 buy point in a consolidation.
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One weak spot is the company's 49 EPS Rating, which tracks quarterly and annual earnings-per-share growth. Look for that to improve to 80 or better to show it's in the top 20% of all stocks.
Its Accumulation/Distribution Rating of A shows heavy buying by institutional investors over the last 13 weeks.
The company posted a 326% earnings-per-share gain for Q3. Revenue growth increased 54%, up from 21% in the prior quarter. The company has now posted increasing growth in each of the last two reports.
Vistra holds the No. 2 rank among its peers in the Utility-Electric Power industry group. Pampa Energia ADR is the top-ranked stock within the group.