Generac Holdings (GNRC) closed at $445.23 in the latest trading session, marking a -0.65% move from the prior day. This change lagged the S&P 500's 0.35% loss on the day.Heading into today, shares of the generator maker had gained 26.21% over the past month, outpacing the Computer and Technology sector's gain of 4.23% and the S&P 500's gain of 3.36% in that time.GNRC will be looking to display strength as it nears its next earnings release. The company is expected to report EPS of $2.35, up 67.86% from the prior-year quarter. Meanwhile, the Zacks Consensus Estimate for revenue is projecting net sales of $872.36 million, up 59.52% from the year-ago period.GNRC's full-year Zacks Consensus Estimates are calling for earnings of $10.13 per share and revenue of $3.61 billion. These results would represent year-over-year changes of +56.57% and +45.16%, respectively.Investors might also notice recent changes to analyst estimates for GNRC. These recent revisions tend to reflect the evolving nature of short-term business trends. As such, positive estimate revisions reflect analyst optimism about the company's business and profitability.Our research shows that these estimate changes are directly correlated with near-term stock prices. To benefit from this, we have developed the Zacks Rank, a proprietary model which takes these estimate changes into account and provides an 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 has moved 0.34% higher. GNRC is currently sporting a Zacks Rank of #3 (Hold).Digging into valuation, GNRC currently has a Forward P/E ratio of 44.25. This valuation marks a no noticeable deviation compared to its industry's average Forward P/E of 44.25.Meanwhile, GNRC's PEG ratio is currently 6.81. 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. The Electronics - Power Generation was holding an average PEG ratio of 5.88 at yesterday's closing price.The Electronics - Power Generation industry is part of the Computer and Technology sector. This group has a Zacks Industry Rank of 126, putting it in the top 50% 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. Bitcoin, Like the Internet Itself, Could Change Everything Blockchain and cryptocurrency has sparked one of the most exciting discussion topics of a generation. Some call it the “Internet of Money” and predict it could change the way money works forever. If true, it could do to banks what Netflix did to Blockbuster and Amazon did to Sears. Experts agree we’re still in the early stages of this technology, and as it grows, it will create several investing opportunities. Zacks’ has just revealed 3 companies that can help investors capitalize on the explosive profit potential of Bitcoin and the other cryptocurrencies with significantly less volatility than buying them directly. See 3 crypto-related 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 Generac Holdings Inc. (GNRC): Free Stock Analysis Report To read this article on Zacks.com click here.