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Side-by-side financial comparison of COMFORT SYSTEMS USA INC (FIX) and MERCURY GENERAL CORP (MCY). Click either name above to swap in a different company.
COMFORT SYSTEMS USA INC is the larger business by last-quarter revenue ($2.6B vs $1.5B, roughly 1.7× MERCURY GENERAL CORP). MERCURY GENERAL CORP runs the higher net margin — 13.2% vs 12.5%, a 0.7% gap on every dollar of revenue. On growth, COMFORT SYSTEMS USA INC posted the faster year-over-year revenue change (41.7% vs 12.4%). COMFORT SYSTEMS USA INC produced more free cash flow last quarter ($402.4M vs $273.9M). Over the past eight quarters, COMFORT SYSTEMS USA INC's revenue compounded faster (31.2% CAGR vs 9.8%).
Comfort Systems USA, Inc. is an American company that provides mechanical and electrical contracting services, primarily HVAC, plumbing, piping and controls, off-site construction, monitoring and fire protection, and installation and servicing of electrical systems.
Mercury General Corporation is a multiple-line insurance organization that offers personal automobiles, homeowners, renters, and business insurance. Mercury's primary focus is automobiles and homeowners' insurance.
FIX vs MCY — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $2.6B | $1.5B |
| Net Profit | $330.8M | $202.5M |
| Gross Margin | 25.5% | 99.7% |
| Operating Margin | 16.1% | 16.2% |
| Net Margin | 12.5% | 13.2% |
| Revenue YoY | 41.7% | 12.4% |
| Net Profit YoY | 126.8% | 100.4% |
| EPS (diluted) | $9.35 | $3.66 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q4 25 | $2.6B | $1.5B | ||
| Q3 25 | $2.5B | $1.6B | ||
| Q2 25 | $2.2B | $1.5B | ||
| Q1 25 | $1.8B | $1.4B | ||
| Q4 24 | $1.9B | $1.4B | ||
| Q3 24 | $1.8B | $1.5B | ||
| Q2 24 | $1.8B | $1.3B | ||
| Q1 24 | $1.5B | $1.3B |
| Q4 25 | $330.8M | $202.5M | ||
| Q3 25 | $291.6M | $280.4M | ||
| Q2 25 | $230.8M | $166.5M | ||
| Q1 25 | $169.3M | $-108.3M | ||
| Q4 24 | $145.9M | $101.1M | ||
| Q3 24 | $146.2M | $230.9M | ||
| Q2 24 | $134.0M | $62.6M | ||
| Q1 24 | $96.3M | $73.5M |
| Q4 25 | 25.5% | 99.7% | ||
| Q3 25 | 24.8% | 99.8% | ||
| Q2 25 | 23.5% | 99.8% | ||
| Q1 25 | 22.0% | 99.7% | ||
| Q4 24 | 23.2% | 99.7% | ||
| Q3 24 | 21.1% | 99.8% | ||
| Q2 24 | 20.1% | 99.8% | ||
| Q1 24 | 19.3% | 99.7% |
| Q4 25 | 16.1% | 16.2% | ||
| Q3 25 | 15.5% | 22.1% | ||
| Q2 25 | 13.8% | 14.0% | ||
| Q1 25 | 11.4% | -10.2% | ||
| Q4 24 | 12.1% | 9.0% | ||
| Q3 24 | 11.2% | 18.8% | ||
| Q2 24 | 10.2% | 5.8% | ||
| Q1 24 | 8.8% | 7.0% |
| Q4 25 | 12.5% | 13.2% | ||
| Q3 25 | 11.9% | 17.7% | ||
| Q2 25 | 10.6% | 11.3% | ||
| Q1 25 | 9.2% | -7.8% | ||
| Q4 24 | 7.8% | 7.4% | ||
| Q3 24 | 8.1% | 15.1% | ||
| Q2 24 | 7.4% | 4.8% | ||
| Q1 24 | 6.3% | 5.8% |
| Q4 25 | $9.35 | $3.66 | ||
| Q3 25 | $8.25 | $5.06 | ||
| Q2 25 | $6.53 | $3.01 | ||
| Q1 25 | $4.75 | $-1.96 | ||
| Q4 24 | $4.08 | $1.82 | ||
| Q3 24 | $4.09 | $4.17 | ||
| Q2 24 | $3.74 | $1.13 | ||
| Q1 24 | $2.69 | $1.33 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $981.9M | — |
| Total DebtLower is stronger | $145.2M | $575.0M |
| Stockholders' EquityBook value | $2.4B | $2.4B |
| Total Assets | $6.4B | $9.6B |
| Debt / EquityLower = less leverage | 0.06× | 0.24× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $981.9M | — | ||
| Q3 25 | $860.5M | — | ||
| Q2 25 | $331.7M | — | ||
| Q1 25 | $204.8M | — | ||
| Q4 24 | $549.9M | — | ||
| Q3 24 | $415.6M | — | ||
| Q2 24 | $199.4M | — | ||
| Q1 24 | $100.8M | — |
| Q4 25 | $145.2M | $575.0M | ||
| Q3 25 | $136.0M | — | ||
| Q2 25 | $73.0M | — | ||
| Q1 25 | $67.8M | — | ||
| Q4 24 | $68.3M | $575.0M | ||
| Q3 24 | $62.3M | — | ||
| Q2 24 | $73.4M | — | ||
| Q1 24 | $77.0M | — |
| Q4 25 | $2.4B | $2.4B | ||
| Q3 25 | $2.2B | $2.2B | ||
| Q2 25 | $2.0B | $2.0B | ||
| Q1 25 | $1.8B | $1.8B | ||
| Q4 24 | $1.7B | $1.9B | ||
| Q3 24 | $1.6B | $1.9B | ||
| Q2 24 | $1.5B | $1.6B | ||
| Q1 24 | $1.4B | $1.6B |
| Q4 25 | $6.4B | $9.6B | ||
| Q3 25 | $5.8B | $9.4B | ||
| Q2 25 | $5.1B | $9.1B | ||
| Q1 25 | $4.6B | $9.0B | ||
| Q4 24 | $4.7B | $8.3B | ||
| Q3 24 | $4.4B | $8.2B | ||
| Q2 24 | $4.2B | $7.7B | ||
| Q1 24 | $3.9B | $7.4B |
| Q4 25 | 0.06× | 0.24× | ||
| Q3 25 | 0.06× | — | ||
| Q2 25 | 0.04× | — | ||
| Q1 25 | 0.04× | — | ||
| Q4 24 | 0.04× | 0.30× | ||
| Q3 24 | 0.04× | — | ||
| Q2 24 | 0.05× | — | ||
| Q1 24 | 0.06× | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $468.5M | $287.9M |
| Free Cash FlowOCF − Capex | $402.4M | $273.9M |
| FCF MarginFCF / Revenue | 15.2% | 17.8% |
| Capex IntensityCapex / Revenue | 2.5% | 0.9% |
| Cash ConversionOCF / Net Profit | 1.42× | 1.42× |
| TTM Free Cash FlowTrailing 4 quarters | $1.0B | $1.0B |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $468.5M | $287.9M | ||
| Q3 25 | $553.3M | $496.4M | ||
| Q2 25 | $252.5M | $371.6M | ||
| Q1 25 | $-88.0M | $-68.7M | ||
| Q4 24 | $210.5M | $248.3M | ||
| Q3 24 | $302.2M | $318.1M | ||
| Q2 24 | $189.9M | $278.0M | ||
| Q1 24 | $146.6M | $192.6M |
| Q4 25 | $402.4M | $273.9M | ||
| Q3 25 | $517.9M | $479.5M | ||
| Q2 25 | $221.2M | $357.2M | ||
| Q1 25 | $-110.2M | $-81.9M | ||
| Q4 24 | $169.8M | $236.0M | ||
| Q3 24 | $280.1M | $306.2M | ||
| Q2 24 | $166.5M | $266.5M | ||
| Q1 24 | $121.6M | $182.4M |
| Q4 25 | 15.2% | 17.8% | ||
| Q3 25 | 21.1% | 30.3% | ||
| Q2 25 | 10.2% | 24.2% | ||
| Q1 25 | -6.0% | -5.9% | ||
| Q4 24 | 9.1% | 17.3% | ||
| Q3 24 | 15.5% | 20.0% | ||
| Q2 24 | 9.2% | 20.4% | ||
| Q1 24 | 7.9% | 14.3% |
| Q4 25 | 2.5% | 0.9% | ||
| Q3 25 | 1.4% | 1.1% | ||
| Q2 25 | 1.4% | 1.0% | ||
| Q1 25 | 1.2% | 0.9% | ||
| Q4 24 | 2.2% | 0.9% | ||
| Q3 24 | 1.2% | 0.8% | ||
| Q2 24 | 1.3% | 0.9% | ||
| Q1 24 | 1.6% | 0.8% |
| Q4 25 | 1.42× | 1.42× | ||
| Q3 25 | 1.90× | 1.77× | ||
| Q2 25 | 1.09× | 2.23× | ||
| Q1 25 | -0.52× | — | ||
| Q4 24 | 1.44× | 2.46× | ||
| Q3 24 | 2.07× | 1.38× | ||
| Q2 24 | 1.42× | 4.44× | ||
| Q1 24 | 1.52× | 2.62× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
FIX
| Electrical Segment | $823.7M | 31% |
| Manufacturing Customer | $542.7M | 21% |
| Existing Building Construction | $491.4M | 19% |
| Healthcare Sector Customer | $220.8M | 8% |
| Service Projects | $153.0M | 6% |
| Education | $137.5M | 5% |
| Government Customer | $131.0M | 5% |
| Office Building Customer | $88.2M | 3% |
| Other Customer | $40.7M | 2% |
| Multi Family And Residential | $33.7M | 1% |
MCY
Segment breakdown not available.
