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, perhaps no stock market trend is more popular than value investing, which is a strategy that has proven to be successful in all sorts of market environments. Value investors use fundamental analysis and traditional valuation metrics to find stocks that they believe are being undervalued by the market at large.

On top of the Zacks Rank, investors can also look at our innovative Style Scores system to find stocks with specific traits. For example, value investors will want to focus on the "Value" category. Stocks with high Zacks Ranks and "A" grades for Value will be some of the highest-quality value stocks on the market today.

One company to watch right now is Stagwell Inc. (STGW Quick QuoteSTGW - Free Report) . STGW is currently holding a Zacks Rank #2 (Buy) and a Value grade of A. The stock is trading with a P/E ratio of 5.71, which compares to its industry's average of 6.87. STGW's Forward P/E has been as high as 9.95 and as low as 4.61, with a median of 6.88, all within the past year.

Investors should also recognize that STGW has a P/B ratio of 1.71. The P/B ratio pits a stock's market value against its book value, which is defined as total assets minus total liabilities. STGW's current P/B looks attractive when compared to its industry's average P/B of 2.65. STGW's P/B has been as high as 2.87 and as low as 1.42, with a median of 2.06, over the past year.

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