COMFORT SYSTEMS USA INC (FIX) Stock Analysis

Analysis from 10-Q filed 2025-10-23. Data as of Q2 2026.

Overall Grade: F (Concerning)

Grade F (Concerning). ROIC 14.0%. FCF margin 54.6%. D/E 0.0x. Source: 10-Q filed 2025-10-23.

Metric	Value	Context
ROIC	14.0%	Solid returns
FCF Margin	54.6%	Strong cash generation
Debt/Equity	0.0x	Conservative leverage

ROIC 14.0% — Top 25% of sector peers. FCF margin 54.6% — Top 5%.

Explore COMFORT SYSTEMS USA INC: Earnings History | Filings

Programmatic access: Available via MCP at mcp.metricduck.com. Tools for FIX: get_company_overview, get_filing_index (lens: debt_stress, management_outlook, risk_trajectory), get_filing_changes, get_metric_history, compare_companies, screen_filing_signals.

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Profitability: COMFORT SYSTEMS USA INC earns 14.0% ROIC, Top 25% in Materials

ROIC TTM 14.0%, sector median 4.6%, Top 25%. DuPont: NOPAT margin 10.3% × asset turnover 0.6x. Gross margin 27.5%. Operating margin 18.8%. Source: 10-Q filed 2025-10-23.

Metric	FIX	Rating	Context
Return on Invested Capital (ROIC)	14.0%	Good	Above sector median of 4.6%
Return on Equity (ROE)	56.9%	Excellent	Efficient use of shareholder equity
Gross Margin	27.5%	Adequate	Competitive pricing environment
Operating Margin	18.8%	Good	Efficient operations

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Cash Flow: COMFORT SYSTEMS USA INC generates $2.2B FCF at 54.6% margin, positive NaN/8 quarters

FCF TTM $2.2B. FCF margin 54.6%, Top 5%. OCF/Net income 1.8x. Positive FCF in NaN/8 trailing quarters. Source: 10-Q filed 2025-10-23.

Metric	FIX	Rating	Context
Free Cash Flow Margin	54.6%	Excellent	Excellent cash conversion
Free Cash Flow (TTM)	$2.2B	Good	Positive cash generation
OCF/Net Income	1.8x	Excellent	High earnings quality
FCF Consistency (8Q)	N/A	Warning	Variable cash flow

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Balance Sheet: COMFORT SYSTEMS USA INC at 0.0x leverage

Debt/Equity 0.0x. Net cash $1.9B. Source: 10-Q filed 2025-10-23.

Metric	FIX	Rating	Context
Debt to Equity	0.0x	Excellent	Conservative capital structure
Net Cash Position	$1.9B	Excellent	Net cash positive

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Valuation: COMFORT SYSTEMS USA INC trades at 48.7x earnings

P/E 48.7x. EV/Sales 9.5x. FCF yield 3.1%. Dividend yield 0.1%. Source: 10-Q filed 2025-10-23.

Metric	FIX	Rating	Context
P/E Ratio	48.7x	Adequate	Premium valuation
EV/Sales	9.5x	Adequate	Growth premium priced in
FCF Yield	3.1%	Adequate	Lower cash yield
Dividend Yield	0.1%	Adequate	Growth focus over income

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Capital Allocation: COMFORT SYSTEMS USA INC returns 0.3% shareholder yield

Total shareholder yield 0.3% (div 0.1% + buyback 0.2%). Capital returned $204.5M TTM. Source: 10-Q filed 2025-10-23.

Metric	FIX	Rating	Context
Total Shareholder Yield	0.3%	Adequate	Dividend + buyback yield combined
Buyback Yield	0.2%	Adequate	Minimal buyback activity
Total Capital Returned (TTM)	$204.5M	Good	Dividends + buybacks returned to shareholders

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Sector Rankings

Metric	Value	Percentile	vs Median
Return on Invested Capital (ROIC)	14.0%	Top 25%	3.0x above
Free Cash Flow Margin	54.6%	Top 5%	41.9x above
Gross Margin	27.5%	Bottom 50%	1.0x below
Operating Margin	18.8%	Top 25%	2.5x above
Return on Equity (ROE)	56.9%	Top 5%	8.6x above
P/E Ratio	48.7x	N/A	-

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Financial Scorecard

Metric	FIX	Rating	Sector Context
Return on Invested Capital (ROIC)	14.0%	Good	Top 25% of sector (median: 4.6%)
Free Cash Flow Margin	54.6%	Excellent	Top 5% of sector (median: 1.3%)
Gross Margin	27.5%	Adequate	Bottom 50% of sector (median: 28.2%)
Debt to Equity Ratio	1.7%	Excellent	Conservative capital structure
P/E Ratio (Price-to-Earnings)	48.7x	Adequate	High expectations priced in
Free Cash Flow Yield	3.1%	Adequate	Moderate yield

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Frequently Asked Questions

Q: What is COMFORT SYSTEMS USA INC's Return on Invested Capital (ROIC)?

COMFORT SYSTEMS USA INC (FIX) has a trailing twelve-month Return on Invested Capital (ROIC) of 14.0%. Sector median 4.6%. Source: 10-Q filed 2025-10-23.

Q: What is COMFORT SYSTEMS USA INC's Free Cash Flow Margin?

COMFORT SYSTEMS USA INC (FIX) has a free cash flow margin of 54.6%, generating $2.2 billion in free cash flow over the trailing twelve months. Source: 10-Q filed 2025-10-23.

Q: What is COMFORT SYSTEMS USA INC's P/E ratio and how does it compare to peers?

COMFORT SYSTEMS USA INC (FIX) trades at a P/E ratio of 48.7x, which is above the sector median of N/A. EV/Sales 9.5x. FCF yield 3.1%. Source: 10-Q filed 2025-10-23.

Q: Does COMFORT SYSTEMS USA INC pay a dividend?

COMFORT SYSTEMS USA INC (FIX) currently pays a dividend yield of 0.1%. Total shareholder yield (dividend + buybacks) 0.3%. Source: 10-Q filed 2025-10-23.

Q: What is COMFORT SYSTEMS USA INC's revenue and earnings growth?

COMFORT SYSTEMS USA INC (FIX) declined revenue by 48.5% year-over-year. EPS +109.0% YoY. Source: 10-Q filed 2025-10-23.

Q: Is COMFORT SYSTEMS USA INC buying back stock?

COMFORT SYSTEMS USA INC (FIX) repurchased $112.9 million of stock over the trailing twelve months. This represents a buyback yield of 0.2%. Source: 10-Q filed 2025-10-23.

Q: How does COMFORT SYSTEMS USA INC compare to competitors in Materials?

Compared to other companies in Materials, COMFORT SYSTEMS USA INC (FIX) shows: ROIC 14.0%, sector median 4.6% (Top 25%). FCF margin 54.6%, sector median 1.3% (Top 5%). Gross margin 27.5%, 0.7pp below sector median. These rankings are based on MetricDuck's analysis of all Materials companies with available SEC filings.

Q: What warning signs should I watch for with COMFORT SYSTEMS USA INC?

Quantitative warning flags for COMFORT SYSTEMS USA INC (FIX): 1) ROIC declining -20.1% over 8 quarters. Source: 10-Q filed 2025-10-23.

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Data Source: Data sourced from 10-Q filed 2025-10-23. TTM metrics as of Q2 2026.

Methodology: Financial metrics calculated from SEC 10-K and 10-Q filings using standardized formulas. Sector comparisons use peer group based on SIC code.

Scope: This analysis covers SEC filing fundamentals — profitability, cash flow, balance sheet, and valuation metrics. For analyst estimates and price targets, consult sell-side research.

This analysis is for informational purposes only and does not constitute investment advice.