Cal-Maine Foods (CALM) closed the most recent trading day at $56.94, moving -1.57% from the previous trading session. This change lagged the S&P 500's daily loss of 1.54%. Elsewhere, the Dow lost 1.45%, while the tech-heavy Nasdaq lost 0.16%.Prior to today's trading, shares of the egg producer had gained 1.72% over the past month. This has lagged the Basic Materials sector's gain of 11.3% and the S&P 500's gain of 4.54% in that time.Wall Street will be looking for positivity from Cal-Maine Foods as it approaches its next earnings report date. The company is expected to report EPS of $2.98, up 14800% from the prior-year quarter.It is also important to note the recent changes to analyst estimates for Cal-Maine Foods. These revisions typically reflect the latest short-term business trends, which can change frequently. 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. Over the past month, the Zacks Consensus EPS estimate remained stagnant. Cal-Maine Foods is currently sporting a Zacks Rank of #1 (Strong Buy).Looking at its valuation, Cal-Maine Foods is holding a Forward P/E ratio of 7.15. For comparison, its industry has an average Forward P/E of 7.24, which means Cal-Maine Foods is trading at a discount to the group.The Agriculture - Products industry is part of the Basic Materials sector. This group has a Zacks Industry Rank of 33, putting it in the top 14% of all 250+ industries.The Zacks Industry Rank gauges the strength of our individual 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. Zacks Names "Single Best Pick to Double" From thousands of stocks, 5 Zacks experts each have chosen their favorite to skyrocket +100% or more in months to come. From those 5, Director of Research Sheraz Mian hand-picks one to have the most explosive upside of all. It’s a little-known chemical company that’s up 65% over last year, yet still dirt cheap. With unrelenting demand, soaring 2022 earnings estimates, and $1.5 billion for repurchasing shares, retail investors could jump in at any time. This company could rival or surpass other recent Zacks’ Stocks Set to Double like Boston Beer Company which shot up +143.0% in little more than 9 months and NVIDIA which boomed +175.9% in one year.Free: See Our Top Stock and 4 Runners Up >>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 CalMaine Foods, Inc. (CALM): Free Stock Analysis ReportTo read this article on Zacks.com click here.Zacks Investment Research