Comfort Systems USA, Inc.

FIXNYSEIndustrials● Active

$1,830.78

$-13.16(-0.71%)

Market Cap$64.4B

P/E Ratio—

52W High$2073.99

52W Low$469.16

Avg Volume418K

Open$1,886.80

Beta1.67

Overview

Comfort Systems USA, Inc. (FIX) Free Cash Flow & Analysis

Annual & trailing free cash flow, FCF margin, YoY change, valuation ratios, and peer context.

FIX · free cash flow · updated Jun 8, 2026

Core FCF metrics

FIX · FCF · TTM · margin & CAGR

Free cash flow was $1.03B for FY2025 (fiscal year ending 2025-12-31), up 39.8% year-over-year The FCF margin was 11.3%. Five-year CAGR stands at +31.5%.

FY2025 Free Cash Flow$1.03B▲ +39.8% YoY

Trailing 12M (TTM)$1.38Btrailing 4 quarters sum

FCF Margin11.3%$1.03B ÷ revenue

3-Year CAGR+59.7%FY2022 → FY2025

5-Year CAGR+31.5%FY2020 → FY2025

FormulaFCF = Operating Cash Flow − Capital ExpendituresTTM = trailing 4 quarters sumCAGR → N/A if either endpoint ≤ 0

Source: FMP /cash-flow-statement · SEC 10-K / 10-Q · USDUpdated: Jun 8, 2026

Annual free cash flow history

FCF ($B, upper) · YoY Growth % (lower)

Positive FCFNegative FCF

Free Cash Flow

YoY Growth %

Annual free cash flow data

FIX · free cash flow history · annual / quarterly

Fiscal YearOperating CFCapExFree Cash FlowYoY ChangeFCF Margin

FY2025Latest$1.19B(155M)$1.03B▲ +39.8%11.3%

FY2024$849.1M(111M)$738.0M▲ +35.5%10.5%

FY2023$639.6M(95M)$544.7M▲ +115.2%10.5%

FY2022$301.5M(48M)$253.2M▲ +60.4%6.1%

FY2021$180.2M(22M)$157.8M▼ 39.8%5.1%

FCF = Operating Cash Flow − Capital Expenditures · CapEx shown as (negative) · Source: SEC filings via FMP

FCF valuation metrics

FIX · P/FCF · FCF yield · FCF per share

Comfort Systems USA, Inc. (FIX) trades at a FCF yield of 2.12% and a price-to-free-cash-flow ratio of 46.8x. FCF per share stands at $39.12, calculated using trailing twelve-month FCF divided by basic weighted-average shares outstanding.

FCF Yield (TTM)

2.12%

Free Cash Flow ÷ Market Cap

per FMP freeCashFlowYieldTTM definition

FCF per Share (TTM)

$39.12

TTM FCF ÷ Shares Outstanding

Price / FCF

x46.8

Share Price ÷ FCF per Share

EV / FCF (TTM)

x46.8

Enterprise Value basis

Source: FMP /key-metrics-ttm · /cash-flow-statement Q · /income-statementFY2025 · 2025-12-31

Cash flow statement summary

FIX · cash flow statement · operating / investing / financing

For FY2025, Comfort Systems USA, Inc. generated $1.19B in operating cash flow and spent 155M in capital expenditures, yielding $1.03B in free cash flow.

Operating Activities

+$1.19B

Cash from core business operations

2025-12-31

Investing Activities

−$467.3M

CapEx, acquisitions & investments

2025-12-31

Financing Activities

−$287.1M

Buybacks, dividends & debt

2025-12-31

FCF FormulaOperating CF ($1.19B) − |CapEx| (155M) = FCF ($1.03B)

For the complete Operating / Investing / Financing line-item breakdown:

View Full Cash Flow Statement →

Free cash flow vs peers (Industrials)

FIX vs peers · FCF

#CompanyFree Cash FlowYoYFCF MarginRelative

Comfort Systems USA, Inc.YOU

FIX

$1.03B+39.8%11.3%

10%

Space Exploration Technologies Corp.

SPCX

−$13.95B-159.0%-74.7%

Loss

Industrials · Sorted by FCF · FMP /cash-flow-statementFull FCF Rankings →

About Free Cash Flow & Methodology

Comfort Systems USA, Inc. (FIX) reported free cash flow of $1.03B for FY2025 (fiscal year ending 2025-12-31), up 39.8% year-over-year. The FCF margin was 11.3%.

Based on available data, Comfort Systems USA, Inc. has maintained positive free cash flow for at least 15 fiscal year(s). FCF peaked at $1.03B in FY2025. The 5-year CAGR stands at +31.5%.

Comfort Systems USA, Inc.'s FCF yield is 2.12% and price-to-FCF ratio is 46.8x for FY2025, based on the latest available data.

Data sourced from FMP /cash-flow-statement · SEC 10-K / 10-Q · USD.

Q&A and summaries align with SEC 10-K/10-Q cash flow disclosures and FMP /cash-flow-statement where noted.

Revenue Financial statements Net income Earnings Forecast Price history Market cap Cash on hand P/E ratio

Frequently asked questions

FIX free cash flow · 8 questions

Comfort Systems USA, Inc. free cash flow was $1.03B for FY2025, up 39.8% year-over-year. On a trailing twelve-month (TTM) basis, free cash flow stands at $1.38B.

FIX free cash flowFIX FCFFIX FCF 2025FIX free cash flow TTM

▸ Source: FMP /cash-flow-statement · US GAAP · Comfort Systems USA, Inc. · Comfort Systems USA, Inc. SEC 10-K & 10-Q filings · US GAAP · Last updated: Jun 8, 2026