Here are three stocks with buy rank and strong value characteristics for investors to consider today, January 24th:Beacon Roofing Supply BECN: This largest distributor of residential and non-residential roofing materials in the United States and Canada carries a Zacks Rank #1 (Strong Buy), and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 8.7% over the last 60 days.Beacon Roofing Supply, Inc. Price and Consensus Beacon Roofing Supply, Inc. price-consensus-chart | Beacon Roofing Supply, Inc. QuoteBeacon Roofing Supply has a price-to-earnings ratio (P/E) of 10.49, compared with 16.60 for the industry. The company possesses a Value Score of A.Beacon Roofing Supply, Inc. PE Ratio (TTM) Beacon Roofing Supply, Inc. pe-ratio-ttm | Beacon Roofing Supply, Inc. QuoteRanger Oil ROCC: This independent oil and gas company carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 2.6% over the last 60 days.Ranger Oil Corporation Price and Consensus Ranger Oil Corporation price-consensus-chart | Ranger Oil Corporation QuoteRanger Oil has a price-to-earnings ratio (P/E) of 3.18, compared with 8.60 for the industry. The company possesses a Value Score of B.Ranger Oil Corporation PE Ratio (TTM) Ranger Oil Corporation pe-ratio-ttm | Ranger Oil Corporation QuoteLimestone Bancorp LMST: This company that provides banking services carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 6.2% over the last 60 days.LIMESTONE BANCORP, INC. Price and Consensus LIMESTONE BANCORP, INC. price-consensus-chart | LIMESTONE BANCORP, INC. QuoteLimestone Bancorp has a price-to-earnings ratio (P/E) of 12.56, compared with 19.36 for the S&P 500. The company possesses a Value Score of B.LIMESTONE BANCORP, INC. PE Ratio (TTM) LIMESTONE BANCORP, INC. pe-ratio-ttm | LIMESTONE BANCORP, INC. QuoteSee the full list of top ranked stocks here.Learn more about the Value score and how it is calculated here. Zacks’ Top Picks to Cash in on Artificial Intelligence This world-changing technology is projected to generate $100S of billions by 2025. From self-driving cars to consumer data analysis, people are relying on machines more than we ever have before. Now is the time to capitalize on the 4th Industrial Revolution. Zacks’ urgent special report reveals 6 AI picks investors need to know about today.See 6 Artificial Intelligence Stocks With Extreme Upside Potential>>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 Beacon Roofing Supply, Inc. (BECN): Free Stock Analysis Report LIMESTONE BANCORP, INC. (LMST): Free Stock Analysis Report Ranger Oil Corporation (ROCC): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research