In the latest trading session, AutoNation (AN) closed at $105.06, marking a -0.22% move from the previous day. This change was narrower than the S&P 500's daily loss of 0.46%.Heading into today, shares of the auto retailer had lost 10% over the past month, lagging the Retail-Wholesale sector's gain of 1.25% and the S&P 500's gain of 1.93% in that time.Investors will be hoping for strength from AN as it approaches its next earnings release. In that report, analysts expect AN to post earnings of $4.01 per share. This would mark year-over-year growth of 68.49%. Meanwhile, the Zacks Consensus Estimate for revenue is projecting net sales of $6.43 billion, up 19.04% from the year-ago period.Looking at the full year, our Zacks Consensus Estimates suggest analysts are expecting earnings of $14.84 per share and revenue of $25.58 billion. These totals would mark changes of +108.43% and +25.44%, respectively, from last year.Investors should also note any recent changes to analyst estimates for AN. Recent revisions tend to reflect the latest near-term business trends. With this in mind, we can consider positive estimate revisions a sign of optimism about the company's business outlook.Based on our research, we believe these estimate revisions are directly related to near-team stock moves. Investors can capitalize on this by using the Zacks Rank. This model considers these estimate changes and provides a simple, actionable rating system.The Zacks Rank system, which ranges from #1 (Strong Buy) to #5 (Strong Sell), has an impressive outside-audited track record of outperformance, with #1 stocks generating an average annual return of +25% since 1988. The Zacks Consensus EPS estimate remained stagnant within the past month. AN is currently sporting a Zacks Rank of #1 (Strong Buy).Digging into valuation, AN currently has a Forward P/E ratio of 7.1. This represents a discount compared to its industry's average Forward P/E of 7.24.Meanwhile, AN's PEG ratio is currently 0.35. This metric is used similarly to the famous P/E ratio, but the PEG ratio also takes into account the stock's expected earnings growth rate. AN's industry had an average PEG ratio of 0.47 as of yesterday's close.The Automotive - Retail and Whole Sales industry is part of the Retail-Wholesale sector. This industry currently has a Zacks Industry Rank of 5, which puts it in the top 2% of all 250+ industries.The Zacks Industry Rank includes is listed in order from best to worst in terms of the average Zacks Rank of the individual companies within each of these sectors. Our research shows that the top 50% rated industries outperform the bottom half by a factor of 2 to 1.You can find more information on all of these metrics, and much more, on Zacks.com. Breakout Biotech Stocks with Triple-Digit Profit Potential The biotech sector is projected to surge beyond $2.4 trillion by 2028 as scientists develop treatments for thousands of diseases. They’re also finding ways to edit the human genome to literally erase our vulnerability to these diseases. Zacks has just released Century of Biology: 7 Biotech Stocks to Buy Right Now to help investors profit from 7 stocks poised for outperformance. Recommendations from previous editions of this report have produced gains of +205%, +258% and +477%. The stocks in this report could perform even better.See these 7 breakthrough stocks 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 AutoNation, Inc. (AN): Free Stock Analysis Report To read this article on Zacks.com click here.