Generac (GNRC) Stock Chart & Stock Price History $185.09 -1.83 (-0.98%) Closing price 08/29/2025 03:59 PM EasternExtended Trading$184.55 -0.54 (-0.29%) As of 08/29/2025 07:18 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Generac Stock Price Performance The Generac (GNRC) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 18.25%, with a year-to-date return of 19.38%. In the past month, the stock has increased 1.83%, reflecting recent market activity. As of the latest close, Generac traded at $185.09 with a market cap of $10.86 billion and volume of 831,036 shares. Five years ago, the stock traded at $189.02, representing a 2.08% decrease over that period. At the time, it had a market cap of $11.70 billion and a volume of 556,214 shares. Receive GNRC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Generac and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance-4.23%1 Month Performance+1.83%3 Month Performance+51.53%Year-To-Date Performance+19.38%1 Year Performance+18.25%5 Year Performance-2.08% GNRC Stock Chart for Saturday, August, 30, 2025 GNRC Chart by TradingView Generac Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization08/29/2025$187.24$185.09-1.15%$187.08$183.42831,036 shs$10.86 billion08/28/2025$187.12$187.24+0.06%$188.67$186.36574,529 shs$10.99 billion08/27/2025$189.58$187.12-1.30%$190.31$186.36696,137 shs$10.98 billion08/26/2025$193.27$189.58-1.91%$191.97$187.01855,721 shs$11.12 billion08/25/2025$194.35$193.27-0.55%$195.27$193.08638,146 shs$11.34 billion08/22/2025$190.45$194.35+2.05%$195.26$190.06872,664 shs$11.40 billion08/21/2025$189.45$190.45+0.52%$192.00$187.51693,494 shs$11.18 billion08/20/2025$198.89$189.45-4.74%$199.08$188.281.22 million shs$11.12 billion08/19/2025$198.06$198.89+0.42%$201.71$198.09698,678 shs$11.67 billion08/18/2025$198.50$198.06-0.22%$200.19$197.67964,971 shs$11.62 billion Get the Latest News and Ratings for GNRC and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Generac and its competitors with MarketBeat's FREE daily newsletter. 08/15/2025$199.03$198.50-0.27%$201.71$197.001.00 million shs$11.65 billion08/14/2025$202.86$199.03-1.88%$202.37$196.82789,175 shs$11.68 billion08/13/2025$198.58$202.86+2.15%$203.25$197.33974,174 shs$11.90 billion08/12/2025$196.56$198.58+1.03%$199.78$195.38949,661 shs$11.65 billion08/11/2025$196.49$196.56+0.03%$200.41$194.67833,075 shs$11.53 billion08/08/2025$193.43$196.49+1.59%$196.86$193.54719,618 shs$11.61 billion08/07/2025$193.98$193.43-0.28%$197.96$192.22789,744 shs$11.43 billion08/06/2025$197.38$193.98-1.73%$195.60$192.81745,116 shs$11.46 billion08/05/2025$196.16$197.38+0.62%$199.89$194.80983,988 shs$11.66 billion08/04/2025$193.57$196.16+1.34%$196.57$192.451.21 million shs$11.59 billion08/01/2025$195.00$193.57-0.73%$195.42$186.532.06 million shs$11.44 billion07/31/2025$181.77$195.00+7.28%$197.18$179.263.48 million shs$11.52 billion07/30/2025$151.32$181.77+20.12%$181.90$154.494.93 million shs$10.74 billion07/29/2025$155.55$151.32-2.72%$157.59$150.671.72 million shs$8.94 billion Related Companies AMETEK Stock Price Chart Rockwell Automation Stock Price Chart Acuity Stock Price Chart Belden Stock Price Chart Enphase Energy Stock Price Chart Franklin Electric Stock Price Chart Enersys Stock Price Chart Brady Stock Price Chart Powell Industries Stock Price Chart Vicor Stock Price Chart Receive GNRC Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Generac and its competitors with MarketBeat's FREE daily newsletter. 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He calls it “President Trump’...Brownstone Research | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Generac Holdings Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Generac With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. 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