Is Vistra Corp. overvalued or undervalued?

As of 20 June 2025, the valuation grade for Vistra Corp. has moved from fair to expensive, indicating a shift in its market perception. The company is currently considered overvalued. Key ratios include a P/E ratio of 17, an EV to EBITDA of 8.09, and a PEG ratio of 0.11, which suggests that while growth expectations may be high, the price relative to earnings does not align favorably with its peers.
In comparison to its peers, Vistra Corp.'s P/E ratio of 17.23 is lower than Ameren Corp.'s 21.78 and PPL Corp.'s 24.36, both of which are categorized as expensive. This indicates that while Vistra may appear more attractive in terms of P/E, the overall valuation suggests it is overpriced given its current financial metrics. Additionally, Vistra has significantly outperformed the S&P 500 over the past year, with a return of 114.77% compared to the index's 10.26%, further complicating its valuation narrative.