Here at Zacks, we focus on our proven ranking system, which places an emphasis on earnings estimates and estimate revisions, to find winning stocks. But we also understand that investors develop their own strategies, so we are constantly looking at the latest trends in value, growth, and momentum to find strong companies for our readers.

Of these, value investing is easily one of the most popular ways to find great stocks in any market environment. Value investors rely on traditional forms of analysis on key valuation metrics to find stocks that they believe are undervalued, leaving room for profits.

In addition to the Zacks Rank, investors looking for stocks with specific traits can utilize our Style Scores system. Of course, value investors will be most interested in the system's "Value" category. Stocks with "A" grades for Value and high Zacks Ranks are among the best value stocks available at any given moment.

One stock to keep an eye on is Clearway Energy (CWENA). CWENA is currently sporting a Zacks Rank of #2 (Buy), as well as an A grade for Value. The stock holds a P/E ratio of 16.76, while its industry has an average P/E of 22.33. Over the past 52 weeks, CWENA's Forward P/E has been as high as 38.45 and as low as 16.04, with a median of 17.06.

Finally, investors should note that CWENA has a P/CF ratio of 3.14. This metric focuses on a firm's operating cash flow and is often used to find stocks that are undervalued based on the strength of their cash outlook. This company's current P/CF looks solid when compared to its industry's average P/CF of 9. Over the past year, CWENA's P/CF has been as high as 3.89 and as low as 2.85, with a median of 3.26.

Value investors will likely look at more than just these metrics, but the above data helps show that Clearway Energy is likely undervalued currently. And when considering the strength of its earnings outlook, CWENA sticks out at as one of the market's strongest value stocks.

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