In the latest trading session, Kroger (KR) closed at $39.79, marking a -0.25% move from the previous day. This move lagged the S&P 500's daily gain of 0.24%.Prior to today's trading, shares of the supermarket chain had gained 1.73% over the past month. This has outpaced the Retail-Wholesale sector's gain of 0.22% and lagged the S&P 500's gain of 4.09% in that time.Wall Street will be looking for positivity from KR as it approaches its next earnings report date. On that day, KR is projected to report earnings of $0.65 per share, which would represent a year-over-year decline of 10.96%. Meanwhile, our latest consensus estimate is calling for revenue of $30.41 billion, down 0.25% from the prior-year quarter.For the full year, our Zacks Consensus Estimates are projecting earnings of $3.08 per share and revenue of $132.24 billion, which would represent changes of -11.24% and -0.2%, respectively, from the prior year.Any recent changes to analyst estimates for KR should also be noted by investors. These revisions help to show the ever-changing nature of 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. We developed the Zacks Rank to capitalize on this phenomenon. Our system takes these estimate changes into account and delivers a clear, actionable rating model.The Zacks Rank system ranges from #1 (Strong Buy) to #5 (Strong Sell). It has a remarkable, outside-audited track record of success, with #1 stocks delivering an average annual return of +25% since 1988. Within the past 30 days, our consensus EPS projection has moved 0.01% higher. KR is currently sporting a Zacks Rank of #3 (Hold).In terms of valuation, KR is currently trading at a Forward P/E ratio of 12.96. This represents a discount compared to its industry's average Forward P/E of 13.13.Investors should also note that KR has a PEG ratio of 1.53 right now. This popular metric is similar to the widely-known P/E ratio, with the difference being that the PEG ratio also takes into account the company's expected earnings growth rate. Retail - Supermarkets stocks are, on average, holding a PEG ratio of 1.31 based on yesterday's closing prices.The Retail - Supermarkets industry is part of the Retail-Wholesale sector. This industry currently has a Zacks Industry Rank of 213, which puts it in the bottom 17% of all 250+ industries.The Zacks Industry Rank gauges the strength of our industry groups by measuring the average Zacks Rank of the individual stocks within the groups. 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. Time to Invest in Legal Marijuana If you’re looking for big gains, there couldn’t be a better time to get in on a young industry primed to skyrocket from $17.7 billion back in 2019 to an expected $73.6 billion by 2027. After a clean sweep of 6 election referendums in 5 states, pot is now legal in 36 states plus D.C. Federal legalization is expected soon and that could be a still greater bonanza for investors. Even before the latest wave of legalization, Zacks Investment Research has recommended pot stocks that have shot up as high as +285.9%. You’re invited to check out Zacks’ Marijuana Moneymakers: An Investor’s Guide. It features a timely Watch List of pot stocks and ETFs with exceptional growth potential.Today, Download Marijuana Moneymakers FREE >>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 The Kroger Co. (KR): Free Stock Analysis Report To read this article on Zacks.com click here.