The best way to find great value stocks is to pair a strong Zacks Rank with an impressive grade in the Value category of our Style Scores system. The Zacks Rank favors stocks with strong earnings estimate revision trends, and our Style Scores highlight companies with specific traits. Value investors are also interested in a number of tried-and-true valuation metrics that help show when a company is undervalued at its current share price levels. Another notable valuation metric for CNA is its P/B ratio of 1. ...