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.
The chart shows the growth of an initial investment of $10,000 in Comfort Systems USA, Inc., comparing it to the performance of the S&P 500 index. All prices have been adjusted for splits and dividends.
Returns By Period
Comfort Systems USA, Inc. (FIX) has returned 51.02% so far this year and 403.12% over the past 12 months. Looking at the last ten years, FIX has achieved an annualized return of 45.92%, outperforming the Benchmark (SPY), which averaged 12.23% per year.
FIX
1M0.59%
6M70.80%
YTD51.02%
1Y403.12%
5Y77.79%
10Y45.92%
Benchmark (SPY)
1M-3.85%
6M-2.35%
YTD-4.36%
1Y34.06%
5Y9.80%
10Y12.23%
Monthly Returns
The table below presents the monthly returns of Comfort Systems USA, Inc. (FIX) with color gradation from worst to best to easily spot seasonal factors.
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
2026
21.71%
25.08%
-1.89%
1.68%
2025
1.68%
-12.68%
-11.59%
24.06%
16.55%
12.93%
32.37%
3.25%
20.11%
18.76%
0.10%
-2.88%
2024
6.40%
39.57%
3.94%
-3.31%
5.59%
-8.30%
8.32%
6.08%
10.60%
0.48%
24.74%
-14.42%
2023
4.64%
20.28%
-0.30%
2.52%
-0.82%
11.39%
5.95%
6.47%
-8.11%
6.99%
6.66%
6.79%
2022
-9.71%
-4.47%
3.50%
-5.67%
6.53%
-7.76%
27.67%
-4.50%
-2.47%
25.20%
2.32%
-9.60%
2021
5.10%
10.88%
17.77%
9.73%
-0.54%
-5.67%
-6.76%
1.55%
-6.10%
27.77%
3.33%
1.41%
2020
-7.53%
-9.52%
-13.35%
-4.12%
14.13%
9.28%
21.99%
1.34%
2.02%
-11.07%
8.16%
3.03%
2019
9.05%
11.36%
-3.23%
2.42%
-13.38%
8.37%
-18.79%
-7.86%
14.97%
13.54%
1.05%
-2.50%
2018
-2.85%
-3.30%
0.61%
2.55%
11.55%
-2.97%
22.63%
2.32%
-1.40%
-5.60%
-2.10%
-18.19%
2017
1.20%
11.88%
-6.03%
-0.14%
-6.39%
7.38%
-10.12%
1.04%
4.39%
23.57%
-3.27%
1.28%
2016
-6.59%
7.82%
2.87%
-6.55%
-6.33%
3.31%
-0.72%
11.81%
2.94%
Performance Indicators
The charts below present risk-adjusted performance metrics for Comfort Systems USA, Inc. (FIX) and compare them to a Benchmark (SPY). These indicators evaluate an investment's returns against its associated risks.
Sharpe ratio
Sortino ratio
Omega ratio
Calmar ratio
Martin ratio
sharpe ratio
The Sharpe ratio helps investors understand how much return they're getting for the level of risk taken. A higher Sharpe ratio indicates better risk-adjusted performance, meaning more reward for each unit of risk.
These values reflect how efficiently the investment has delivered returns relative to its volatility over different time periods. All figures are annualized and based on daily total returns.
The chart below shows the rolling Sharpe ratio of FIX compared to the benchmark. This view highlights how the investment's risk-adjusted performance has changed over time.
Volatility Chart
The current Comfort Systems USA, Inc. volatility is 4.32%, representing the standart deviation of percentage change in the investments's value, either up or down over the past month. The chart below shows the rolling one-month volatility.
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. It shows the maximum percentage drop from a peak to a trough over a specified period, indicating the risk of significant losses. Although chart shows positive values, it represents the percentage drop from the peak, so a value of 10% means the portfolio has dropped 10% from its highest point.
Income Statement
The income statement provides a summary of a company's revenues, expenses, and profits over a specific period. It shows how much money the company earned (revenues) and how much it spent (expenses), leading to the net income or profit. This statement is crucial for understanding a company's financial performance and profitability.
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
Liabilities And Equity (USD)
6.44B
4.71B
3.31B
2.60B
2.21B
1.76B
1.51B
1.06B
881.12M
708.90M
691.59M
665.75M
601.82M
580.75M
591.07M
Equity Attributable To Parent (USD)
2.45B
1.70B
1.28B
999.92M
805.67M
696.43M
585.30M
498.05M
417.95M
376.63M
346.72M
306.28M
295.83M
270.41M
264.59M
Equity Attributable To Noncontrolling Interest (USD)
President Trump announced that the U.S. Development Finance Corporation will provide political risk insurance and financial guarantees for maritime trade through the Strait of Hormuz, with Navy escort support. The announcement triggered a sharp market recovery, cutting the S&P 500's midday loss from 1.5% to 0.6%. Multiple stocks rallied in the 30 minutes following the announcement, with Royal Caribbean Group showing particularly notable gains among cruise operators.
Benzinga•Piero Cingari
AI Insight
Gained +0.85% in the market recovery following the maritime insurance announcement
Comfort Systems USA (FIX), an industrial contractor providing MEP services for data centers, has seen its backlog double to $12 billion in 2025 driven by AI infrastructure demand. The company is scaling its modular prefabrication capacity by 30% in 2026 and experiencing record operating margins. Institutional investors have significantly increased positions, with 13F filings surging from 700 to 1,100 in Q4 2025, reflecting strong confidence in the stock's growth trajectory.
The Motley Fool•Jon Quast
AI Insight
The company has doubled its backlog to $12 billion, achieved record operating margins, secured significant institutional investment (13F filings up 57%), and is strategically expanding modular capacity by 30% to meet surging AI data center demand. The stock has delivered a 2,200% gain over five years with strong fundamentals and recurring revenue from maintenance services.
Comfort Systems USA (FIX) has significantly outperformed the market and Nvidia, with stock gains of 876% over three years. The company benefits from the AI data center boom, with a record backlog that has doubled year-over-year and revenue that has tripled in three years. With strong cash flow, minimal debt, and an active share buyback program, the company is well-positioned for continued growth, though the forward P/E ratio of 40 suggests some gains are already priced in.
The Motley Fool•Howard Smith
AI Insight
Stock has dramatically outperformed the market (876% vs S&P 500's 74% over 3 years), benefits from AI data center boom, has record backlog doubled year-over-year, strong cash flow generation, minimal debt, and active capital returns to shareholders through buybacks. Future revenue growth expected from $600B+ in recent hyperscaler commitments.
U.S. stock futures rose on Friday ahead of Q4 GDP data and PCE inflation gauge releases. Markets are pricing in a 94% likelihood of unchanged Fed rates in March. Notable movers include Copart missing earnings expectations, Comfort Systems raising dividends, Grail plunging 47% on weak earnings, Candel Therapeutics declining on stock offering announcement, and Dropbox falling despite beating earnings. Wells Fargo strategist recommends leaning into growth-sensitive sectors like Financials and Industrials rather than defensive positioning.
Benzinga•Rishabh Mishra
AI Insight
Stock rose 4.57% after reporting better-than-expected Q4 results and raising quarterly dividend. Maintains stronger price trend across short, medium, and long terms.
An earnings preview highlighting four key stocks across housing, industrials, and infrastructure sectors. Toll Brothers faces pricing pressures in the homebuilding market despite a higher-end customer base. John Deere shows strong momentum in agriculture and construction with recent earnings surprises. Comfort Systems and Quanta Services benefit from infrastructure expansion and data center boom, with both positioned for continued growth.
Investing.com•Louis Navellier
AI Insight
Benefits directly from infrastructure and data center expansion, providing essential HVAC systems for data centers and buildings with steady demand supported by the data center boom.
Comfort Systems USA is positioned as a major beneficiary of the explosive demand for AI infrastructure. The company is expected to benefit from continued growth in AI-related infrastructure investments, with analysts predicting strong performance in 2026.
The Motley Fool•Jason Hall And Tyler Crowe
AI Insight
The article presents Comfort Systems USA as a major beneficiary of the explosive and sustained demand for AI infrastructure. The title explicitly predicts the stock will 'soar' in 2026, and the authors highlight that AI infrastructure demand shows no signs of slowing, positioning the company favorably for future growth.
Prominent hedge fund billionaires including Ken Griffin, Cliff Asness, Israel Englander, and Steven Cohen have invested in Palantir Technologies and Comfort Systems USA in Q3. Palantir, an AI analytics software company, has surged 2,000% since early 2023 with impressive financial results but trades at a steep 214x earnings valuation. Comfort Systems, which provides cooling and mechanical services for data centers and semiconductor manufacturers, has gained 970% and trades at a more reasonable 52x earnings with strong growth prospects.
The Motley Fool•Trevor Jennewine
AI Insight
970% gains since early 2023, strong Q3 results with 35% revenue growth and 101% earnings growth, 66% increase in revenue backlog indicating future growth, reasonable 52x earnings valuation relative to 39% expected annual earnings growth, and backed by successful billionaire investors.
As AI-driven data center buildouts accelerate, power and real estate have become critical bottlenecks rather than computing capacity. Major tech companies are securing their own energy sources through nuclear power deals and renewable energy partnerships. Investors can gain exposure through direct data center operators, REITs, and ancillary 'picks and shovels' companies providing infrastructure, cooling, electrical systems, and engineering services.
The Motley Fool•Motley Fool Staff
AI Insight
HVAC and cooling expertise increasingly vital for data center thermal management as power density increases.
The article identifies five dividend-growth stocks that delivered substantial dividend increases of 39%-100% in 2025 and are expected to announce further raises in Q1 2026. These companies—Primerica, Yum China Holdings, Comfort Systems, Penske Automotive Group, and Howmet Aerospace—demonstrate strong track records of rewarding shareholders through consistent dividend growth, though some face headwinds in earnings growth.
Investing.com•Brett Owens
AI Insight
Dividend exploded 471% since 2020 with a 60% increase in 2025. Recent quarter showed organic revenue up 33%, EPS doubled, and operating cash flow jumped 83%. Strong growth trajectory and AI data center opportunity support another likely dividend hike in late February.
The S&P 500 gained 16.4% in 2025, with 11 stocks doubling in value, mostly tech stocks driven by AI demand. Micron Technology stands out as the top candidate to double again in 2026, with 56% revenue growth, 132% guidance for Q2, and a cheap 10x earnings valuation. The company is capitalizing on surging demand for high-bandwidth memory chips and planning a $100 billion megafab in New York.
The Motley Fool•Jeremy Bowman
AI Insight
Mentioned as one of five stocks that doubled in both 2024 and 2025, indicating strong past performance, but no specific forward-looking analysis provided in the article.