Fundamentals · 2026-09-09S&P 500ANNUAL BASIS

Comfort Systems USA

FIX stock analysis · Industrials · Construction & Engineering

FY 2025-12-31ANNUAL FILINGS
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These are research estimates based on annual filings. Valuation uses a cash-flow proxy and explicit assumptions; prices are not live. Published valuations use annual periods first filed by the price date, with later restatements retained.
Reference share price · USD
$1,981.95HISTORICAL SNAPSHOT

As of · fund-implied per-share value

Fund holding value ÷ shares held. Not a live quote; not adjusted for later stock splits.

View SEC fund filing ↗
Estimated issuer market cap
$69.8B

Price × SEC outstanding shares. Shares measured 2026-06-30. Approximate; share and price dates can differ.

View share-count filing ↗
Valuation

DCF value

$445.06

Equity cash-flow scenario · SEC outstanding shares at 2026-06-30 · -77.5% versus input cap

How this is calculated ↗
Valuation

Reverse DCF

45.4%

Annual basis · read assumptions below

How this is calculated ↗
Valuation

Relative valuation

-54.7%

76 sector peers · median 30.9×

How this is calculated ↗
Valuation

Historical multiples

Requires three annual historical market caps and eligible filed earnings.

Requires three annual historical market caps and eligible filed earnings.

How this is calculated ↗
Valuation

Free cash flow yield

1.5%

Annual basis · read assumptions below

How this is calculated ↗
Quality

ROIC / quality

73.3%

Normalized tax · financing-capital proxy · parent-equity fallback (scope limitation) · short-term borrowing coverage incomplete

How this is calculated ↗
Valuation

Value composite

8/100

Annual basis · read assumptions below

How this is calculated ↗
Momentum

12–1 price momentum

Split and corporate-action verification is incomplete for these fund observations. Verified adjusted endpoints are required for 12–1 momentum.

Split and corporate-action verification is incomplete for these fund observations. Verified adjusted endpoints are required for 12–1 momentum.

How this is calculated ↗
Investment

Asset growth

36.7%

Annual basis · read assumptions below

How this is calculated ↗
Investment

Net payout yield

Requires reported dividends, repurchases and issuance; missing values are not zero.

Requires reported dividends, repurchases and issuance; missing values are not zero.

How this is calculated ↗
Quality

Accrual quality

-2.9%

Annual basis · read assumptions below

How this is calculated ↗
Momentum

Fundamental momentum

11.4%

Annual basis · read assumptions below

How this is calculated ↗

Follow the cash

ANNUAL · USD

Operating cash flow and reinvestment over time

USD · bar maximum 1.2B2020-12-31: cfo $286,510,000.002020-12-31: capex $24,131,000.0020202021-12-31: cfo $180,151,000.002021-12-31: capex $22,330,000.0020212022-12-31: cfo $301,531,000.002022-12-31: capex $48,359,000.0020222023-12-31: cfo $639,568,000.002023-12-31: capex $94,838,000.0020232024-12-31: cfo $849,057,000.002024-12-31: capex $111,071,000.0020242025-12-31: cfo $1,186,356,000.002025-12-31: capex $154,903,000.002025
Operating cash flowCapital expenditure

Annual USD. Negative bars use a compressed lower scale. Hover or inspect the financial history table for exact values.

Make the assumptions yours

Personal inputs stay in this browser. Blank fields retain published inputs. Five-year forecast; zero net borrowing. Required return must exceed terminal growth.

How sensitive is the valuation?

DCF per-share sensitivity · includes reviewed preferred and minority-owner claims · rows: required return · columns: growth
Return / Growth3.0%5.0%7.0%
8.0%$558.24$609.09$663.77
10.0%$409.07$445.06$483.71
12.0%$322.73$350.19$379.64

Annual financial history

Open SEC filings ↗
Fiscal year-endRevenueNet incomeOperating cash flowCapital expenditureAssets
2025-12-319.1B1B1.2B154.9M6.4B
2024-12-317B522.4M849.1M111.1M4.7B
2023-12-315.2B323.4M639.6M94.8M3.3B
2022-12-314.1B245.9M301.5M48.4M2.6B
2021-12-313.1B143.3M180.2M22.3M2.2B
2020-12-312.9B150.1M286.5M24.1M1.8B
2019-12-312.6B114.3M142M31.8M1.5B
2018-12-312.2B112.9M147.2M27.3M1.1B

USD, abbreviated. Restated annual history; not a point-in-time backtest. Missing values appear as dashes.

Trace the inputs

MODEL ANNUAL PERIOD
InputValueSEC tag / sourceFiled
revenue9.1BRevenues2026-02-19
netIncome1BProfitLoss
Explicit consolidated amount, including the portion attributable to noncontrolling interests.
2026-02-19
Parent/common earnings proxy1BNetIncomeLoss2026-02-19
cfo1.2BNetCashProvidedByUsedInOperatingActivities2026-02-19
capex154.9MPaymentsToAcquirePropertyPlantAndEquipment2026-02-19
operatingIncome1.3BOperatingIncomeLoss2026-02-19
assets6.4BAssets2026-02-19
equity2.4BStockholdersEquity
Parent-attributable fallback: a verified consolidated total is unavailable in the supported tags. Noncontrolling interests have not been assumed to be zero; this may differ in scope from consolidated cash flow or operating income.
2026-02-19
Parent book equity proxy2.4BStockholdersEquity2026-02-19
debt145.2MLongTermDebt2026-02-19
shortDebtNot reported under a supported tag
cash981.9MCashAndCashEquivalentsAtCarryingValue2026-02-19
shares35.4MWeightedAverageNumberOfDilutedSharesOutstanding2026-02-19
dividends68.8MPaymentsOfDividendsCommonStock2026-02-19
buybacks216MPaymentsForRepurchaseOfCommonStock2026-02-19
issuanceNot reported under a supported tag