Here are three stocks with buy ranks and strong growth characteristics for investors to consider today, January 21st:Pfizer PFE: This company that manufactures, markets, distributes, and sells biopharmaceutical products carries a Zacks Rank #1 (Strong Buy), and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 1.7% over the last 60 days.Pfizer Inc. Price and Consensus Pfizer Inc. price-consensus-chart | Pfizer Inc. QuotePfizer has a PEG ratio of 0.75 compared with 1.72 for the industry. The company possesses a Growth Score of B.Pfizer Inc. PEG Ratio (TTM) Pfizer Inc. peg-ratio-ttm | Pfizer Inc. QuoteMacy's M: This omnichannel retail organization carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 4.3% over the last 60 days.Macy's, Inc. Price and Consensus Macy's, Inc. price-consensus-chart | Macy's, Inc. QuoteMacy's has a PEG ratio of 0.41 compared with 0.54 for the industry. The company possesses a Growth Score of B.Macy's, Inc. PEG Ratio (TTM) Macy's, Inc. peg-ratio-ttm | Macy's, Inc. QuoteArcBest ARCB: This company that provides freight transportation services and solutions carries a Zacks Rank #1, and has witnessed the Zacks Consensus Estimate for its current year earnings increasing 1% over the last 60 days.ArcBest Corporation Price and Consensus ArcBest Corporation price-consensus-chart | ArcBest Corporation QuoteArcBest has a PEG ratio of 0.21 compared with 0.76 for the industry. The company possesses a Growth Score of A.ArcBest Corporation PEG Ratio (TTM) ArcBest Corporation peg-ratio-ttm | ArcBest Corporation QuoteSee the full list of top ranked stocks here.Learn more about the Growth score and how it is calculated here. 5 Stocks Set to Double Each was handpicked by a Zacks expert as the #1 favorite stock to gain +100% or more in 2021. Previous recommendations have soared +143.0%, +175.9%, +498.3% and +673.0%. Most of the stocks in this report are flying under Wall Street radar, which provides a great opportunity to get in on the ground floor.Today, See These 5 Potential Home Runs >>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 Pfizer Inc. (PFE): Free Stock Analysis Report Macy's, Inc. (M): Free Stock Analysis Report ArcBest Corporation (ARCB): Free Stock Analysis Report To read this article on Zacks.com click here.