Comfort Systems USA (FIX) closed at $1397.09 on October 20, 2026, down 4.6% from the previous close, on volume of 479,563 shares (30-day average 329,556).
Data as of October 20, 2026.
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Comfort Systems USA Inc provides comprehensive mechanical contracting services, including heating, ventilation, & air conditioning, or HVAC; plumbing; piping & controls; construction; and other electrical components. Projects are mainly for commercial, industrial, & institutional buildings, & tend to be geared toward HVAC. Revenue is roughly split between installation services for newly constructed facilities & maintenance services for existing buildings. The company installs & repairs products and systems throughout the United States. It operates in two segments, Mechanical services & Electrical services, the majority is from the Mechanical services segment.
Comfort Systems USA trades on the NYSE stock market under the symbol FIX.
As of October 21, 2026, FIX stock price climbed to $1,435.06 with 12,555 million shares trading.
FIX has a beta of 1.29, meaning it tends to be more sensitive to market movements. FIX has a correlation of 0.13 to the broad based SPY ETF.
FIX has a market cap of $50.48 billion. This is considered a Large Cap stock.
Last quarter Comfort Systems USA reported $3 billion in Revenue and $12.53 earnings per share. This beat revenue expectation by $300 million and exceeded earnings estimates by $2.12.
In the last 3 years, FIX traded as high as $2,073.99 and as low as $151.89.
The top ETF exchange traded funds that FIX belongs to (by Net Assets): VTI, VOO, VO, VUG, IVV.
FIX has outperformed the market in the last year with a return of +71.9%, while the SPY ETF gained +15.9%. However, in the most recent history, FIX shares have underperformed the stock market with its stock returning -16.1% in the last 3 month period and -21.1% for the last 2 week period, while SPY has returned +4.0% and -1.1%, respectively.
FIX support price is $1,350.33 and resistance is $1,443.86 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that FIX shares will trade within this expected range on the day.
