Generac (GNRC) Stock Chart & Stock Price History $178.27 -6.98 (-3.77%) As of 03:47 PM Eastern This is a fair market value 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 14.04%, with a year-to-date return of 15.13%. In the past month, the stock has decreased 7.78%, reflecting recent market activity. As of the latest close, Generac traded at $185.09 with a market cap of $10.87 billion and volume of 831,036 shares. Five years ago, the stock traded at $191.48, representing a 6.77% decrease over that period. At the time, it had a market cap of $11.93 billion and a volume of 674,237 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-4.66%1 Month Performance-7.78%3 Month Performance+48.11%Year-To-Date Performance+15.13%1 Year Performance+14.04%5 Year Performance-6.77% GNRC Stock Chart for Tuesday, September, 2, 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 Capitalization09/01/2025$185.09$185.09$187.08$183.42831,036 shs$10.86 billion08/29/2025$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 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. 08/18/2025$198.50$198.06-0.22%$200.19$197.67964,971 shs$11.62 billion08/15/2025$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 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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