Here at Zacks, our focus is on the proven Zacks Rank system, which emphasizes earnings estimates and estimate revisions to find great stocks. Nevertheless, we are always paying attention to the latest value, growth, and momentum trends to underscore strong picks.Considering these trends, value investing is clearly one of the most preferred ways to find strong stocks in any type of market. Value investors use fundamental analysis and traditional valuation metrics to find stocks that they believe are being undervalued by the market at large.Luckily, Zacks has developed its own Style Scores system in an effort to find stocks with specific traits. Value investors will be interested in the system's "Value" category. Stocks with both "A" grades in the Value category and high Zacks Ranks are among the strongest value stocks on the market right now.One company to watch right now is Hilltop Holdings (HTH). HTH is currently sporting a Zacks Rank of #2 (Buy) and an A for Value.Value investors also use the P/S ratio. The P/S ratio is is calculated as price divided by sales. This is a popular metric because sales are harder to manipulate on an income statement, so they are often considered a better performance indicator. HTH has a P/S ratio of 1.38. This compares to its industry's average P/S of 3.05.Finally, we should also recognize that HTH has a P/CF ratio of 6.74. This figure highlights a company's operating cash flow and can be used to find firms that are undervalued when considering their impressive cash outlook. HTH's P/CF compares to its industry's average P/CF of 11. Within the past 12 months, HTH's P/CF has been as high as 8.82 and as low as 4.67, with a median of 5.80.These are just a handful of the figures considered in Hilltop Holdings's great Value grade. Still, they help show that the stock is likely being undervalued at the moment. Add this to the strength of its earnings outlook, and we can clearly see that HTH is an impressive value stock right now.Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report Hilltop Holdings Inc. (HTH): Get Free Report To read this article on Zacks.com click here. Zacks Investment Research