Comfort Systems USA (FIX) Stock Chart & Stock Price History $692.59 -1.84 (-0.26%) Closing price 08/8/2025 03:59 PM EasternExtended Trading$692.78 +0.18 (+0.03%) As of 08/8/2025 07:55 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 ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Comfort Systems USA Stock Price Performance The Comfort Systems USA (FIX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 121.08%, with a year-to-date return of 63.32%. In the past month, the stock has increased 29.40%, reflecting recent market activity. As of the latest close, Comfort Systems USA traded at $692.59 with a market cap of $24.44 billion and volume of 376,055 shares. Five years ago, the stock traded at $52.43, representing a 1,220.98% increase over that period. At the time, it had a market cap of $1.88 billion and a volume of 342,536 shares. Receive FIX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Comfort Systems USA and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-0.61%1 Month Performance+29.40%3 Month Performance+58.90%Year-To-Date Performance+63.32%1 Year Performance+121.08%5 Year Performance+1,220.98% FIX Stock Chart for Saturday, August, 9, 2025 FIX Chart by TradingView Comfort Systems USA 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 Capitalization08/08/2025$695.01$692.59-0.35%$708.73$684.07376,055 shs$24.44 billion08/07/2025$689.09$695.01+0.86%$700.00$685.00256,817 shs$24.52 billion08/06/2025$692.42$689.09-0.48%$694.68$680.28301,674 shs$24.31 billion08/05/2025$696.86$692.42-0.64%$711.00$682.50354,056 shs$24.43 billion08/04/2025$696.24$696.86+0.09%$706.72$684.69412,733 shs$24.59 billion08/01/2025$703.25$696.24-1.00%$705.95$667.01552,387 shs$24.56 billion07/31/2025$703.39$703.25-0.02%$718.40$698.43686,295 shs$24.81 billion07/30/2025$688.31$703.39+2.19%$705.08$687.60433,693 shs$24.82 billion07/29/2025$693.45$688.31-0.74%$708.57$683.00469,483 shs$24.28 billion07/28/2025$689.44$693.45+0.58%$709.40$677.62736,452 shs$24.46 billion Get the Latest News and Ratings for FIX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Comfort Systems USA and its competitors with MarketBeat's FREE daily newsletter. 07/25/2025$563.18$689.44+22.42%$699.39$648.231.25 million shs$24.32 billion07/24/2025$546.12$563.18+3.13%$565.02$543.25503,031 shs$19.87 billion07/23/2025$533.47$546.12+2.37%$554.96$538.26340,685 shs$19.27 billion07/22/2025$544.19$533.47-1.97%$544.25$513.99385,638 shs$18.82 billion07/21/2025$555.33$544.19-2.01%$556.18$543.48205,219 shs$19.20 billion07/18/2025$551.71$555.33+0.66%$559.36$547.99227,169 shs$19.59 billion07/17/2025$547.05$551.71+0.85%$555.25$544.44326,406 shs$19.46 billion07/16/2025$540.62$547.05+1.19%$549.83$535.62303,163 shs$19.30 billion07/15/2025$544.51$540.62-0.72%$550.31$535.00241,729 shs$19.07 billion07/14/2025$540.11$544.51+0.81%$549.20$534.48316,693 shs$19.21 billion07/11/2025$534.00$540.11+1.14%$543.03$530.02263,894 shs$19.05 billion07/10/2025$535.22$534.00-0.23%$539.46$517.03359,087 shs$18.84 billion07/09/2025$529.10$535.22+1.16%$541.27$529.24407,347 shs$18.88 billion07/08/2025$540.50$529.10-2.11%$544.00$519.99382,450 shs$18.66 billion Related Companies PWR Stock Price Chart IESC Stock Price Chart PRIM Stock Price Chart STRL Stock Price Chart APH Stock Price Chart EME Stock Price Chart ETN Stock Price Chart HUBB Stock Price Chart NVT Stock Price Chart VRT Stock Price Chart Receive FIX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Comfort Systems USA and its competitors with MarketBeat's FREE daily newsletter. 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