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COMFORT SYSTEMS USA INC FIX

NYSE · stock · Electrical Work · website · IPO 1997-06-27 · LEI

COMFORT SYSTEMS USA INC statistics & valuation

Market cap$65.3B
P / E63.8×
P / S35.6×
P / B26.7×
P / FCF63.3×
Dividend yield0.11%
Net margin55.8%
Return on equity41.8%
FCF margin56.3%
Net cash$836.7M
Net debt / EBITDA-3.1×
Enterprise value USD$64.4B
Earnings yield EBIT/EV0.3%
Return on capital6.9%
Graham number -87.8%$211.97

Market cap as of 2026-06-29. Multiples are price-derived and refreshed daily; everything else from the latest financial reports. The Graham number is Benjamin Graham's rough maximum fair value ($211.97); a green figure means the price is below it.

Profitability & efficiency

Net margin (%)
4.00% 3.10% 5.20% 4.40% 5.30% 4.70% 5.90% 6.20% 7.40% 55.80% 2016201720182019202020212022202320242025
Gross margin (%)
21.00% 20.50% 20.40% 19.20% 19.10% 18.30% 17.90% 19.00% 21.00% 22.00% 2016201720182019202020212022202320242025
Operating margin (%)
6.20% 5.60% 6.90% 6.30% 6.70% 6.10% 6.10% 8.00% 10.70% 11.40% 2016201720182019202020212022202320242025
Return on equity (%)
17.20% 13.20% 22.70% 19.50% 21.60% 17.80% 24.60% 25.30% 30.60% 41.80% 2016201720182019202020212022202320242025
Shares outstanding
37.8M 37.7M 37.6M 37.1M 36.7M 36.5M 36.0M 35.9M 35.8M 35.4M 2016201720182019202020212022202320242025
Net debt ($)
-$30.1M $23.4M $31.3M $175.3M $180.8M $329.3M $190.0M -$160.9M -$481.6M -$836.7M 2016201720182019202020212022202320242025
Share buybacks ($)
2016201720182019202020212022202320242025
Return on assets (%)
9.20% 6.30% 10.60% 7.60% 8.50% 6.50% 9.50% 9.80% 11.10% 15.90% 2016201720182019202020212022202320242025
Free cash flow margin (%)
4.20% 4.40% 5.50% 4.20% 9.20% 5.10% 6.10% 10.50% 10.50% 56.30% 2016201720182019202020212022202320242025
Debt / equity (×)
0.01× 0.14× 0.15× 0.39× 0.34× 0.48× 0.25× 0.03× 0.04× 0.06× 2016201720182019202020212022202320242025
EPS ($)
$1.72 $1.47 $3.00 $3.08 $4.09 $3.93 $6.82 $9.01 $14.60 $28.88 2016201720182019202020212022202320242025

Margins and returns computed from annual filings. Falling shares outstanding = buybacks; rising = dilution. Net debt = debt − cash (negative = net cash).

P / E vs its own history

COMFORT SYSTEMS USA INC trades at about 60.2× earnings — above its 10-year norm (10-year range 13.6×–39.5×, median 22.8×).

13.6× 60.2×

Shaded band = 10-year range (13.6×–39.5×); dot = today's 60.2×.

Historical P/E = month-end price near each fiscal year-end ÷ that year's EPS. A read on whether the stock is cheap or dear relative to how it has typically been valued — not a forecast.

Key ratios (by fiscal year)

RatioFY2025FY2024FY2023FY2022FY2021FY2020FY2019FY2018FY2017FY2016
Gross margin22.0%21.0%19.0%17.9%18.3%19.1%19.2%20.4%20.5%21.0%
Operating margin11.4%10.7%8.0%6.1%6.1%6.7%6.3%6.9%5.6%6.2%
Net margin55.8%7.4%6.2%5.9%4.7%5.3%4.4%5.2%3.1%4.0%
FCF margin56.3%10.5%10.5%6.1%5.1%9.2%4.2%5.5%4.4%4.2%
Return on assets15.9%11.1%9.8%9.5%6.5%8.5%7.6%10.6%6.3%9.2%
Return on equity41.8%30.6%25.3%24.6%17.8%21.6%19.5%22.7%13.2%17.2%
Debt / equity0.06×0.04×0.03×0.25×0.48×0.34×0.39×0.15×0.14×0.01×
Current ratio1.211.081.111.121.231.171.301.311.311.31

Computed from company filings · US · as of 2025-12-31. Facts plus Stocktoria's own computed scores — not investment advice.