Sterling [STRL] vs Comfort Systems USA [FIX] Detailed Stock Comparison

Sterling Infrastructure Inc.

NASDAQ
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Comfort Systems USA, Inc.

NYSE
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TLDR: Quick Comparison Summary

Based on 21 vital metrics comparison: Sterling Infrastructure Inc. wins in 11 metrics, Comfort Systems USA, Inc. wins in 9 metrics, with 0 ties. Sterling Infrastructure Inc. appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric Sterling Infrastructure Inc. Comfort Systems USA, Inc. Better
P/E Ratio (TTM) 52.89 59.88 Sterling Infrastructure Inc.
Price-to-Book Ratio 13.76 93.95 Sterling Infrastructure Inc.
Debt-to-Equity Ratio 31.63 45.49 Sterling Infrastructure Inc.
PEG Ratio -2.32 39.33 Comfort Systems USA, Inc.
EV/EBITDA 30.97 43.31 Sterling Infrastructure Inc.
Profit Margin (TTM) 11.65% 11.23% Sterling Infrastructure Inc.
Operating Margin (TTM) 15.29% 7.89% Sterling Infrastructure Inc.
EBITDA Margin (TTM) 15.29% 7.89% Sterling Infrastructure Inc.
Return on Equity 32.05% 49.24% Comfort Systems USA, Inc.
Return on Assets (TTM) 11.11% 14.71% Comfort Systems USA, Inc.
Free Cash Flow (TTM) $362.68M $1.03B Comfort Systems USA, Inc.
Dividend Yield N/A 0.21% N/A
1-Year Return 323.17% 281.07% Sterling Infrastructure Inc.
Price-to-Sales Ratio (TTM) 6.13 6.67 Sterling Infrastructure Inc.
Enterprise Value $15.19B $63.00B Comfort Systems USA, Inc.
EV/Revenue Ratio 6.10 6.92 Sterling Infrastructure Inc.
Gross Profit Margin (TTM) 21.72% 25.50% Comfort Systems USA, Inc.
Revenue per Share (TTM) $82 $257 Comfort Systems USA, Inc.
Earnings per Share (Diluted) $9.40 $28.80 Comfort Systems USA, Inc.
Beta (Stock Volatility) 1.51 1.60 Sterling Infrastructure Inc.
Short % of Float 8.43% 2.04% Comfort Systems USA, Inc.

Sterling Infrastructure Inc. vs Comfort Systems USA, Inc. Stock Performance Analysis

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STRL
FIX

Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
Sterling Infrastructure Inc.0.89%-2.82%2.10%107.46%171.58%171.55%
Comfort Systems USA, Inc.3.96%5.40%-2.04%38.04%101.56%94.49%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
Sterling Infrastructure Inc.323.17%1,556.36%3,831.30%16,742.94%6,120.06%3,432.03%
Comfort Systems USA, Inc.281.07%1,062.03%2,330.88%5,785.92%18,582.69%14,719.34%

Performance & Financial Health Analysis: Sterling Infrastructure Inc. vs Comfort Systems USA, Inc.

MetricSTRLFIX
Market Information
Market Cap i$15.25B$62.41B
Market Cap CategoryLarge capLarge cap
10 Day Avg. Volume i420,510340,958
90 Day Avg. Volume i451,857379,139
Last Close$866.67$1,952.02
52 Week Range$205.83 - $1,005.68$489.98 - $2,073.99
% from 52W High-13.82%-5.88%
All-Time High$1,005.68 (Jun 04, 2026)$2,073.99 (May 14, 2026)
% from All-Time High-13.82%-5.88%
Growth Metrics
Quarterly Revenue Growth0.52%0.01%
Quarterly Earnings Growth-0.23%0.38%
Financial Health
Profit Margin (TTM) i0.12%0.11%
Operating Margin (TTM) i0.15%0.08%
Return on Equity (TTM) i0.32%0.49%
Debt to Equity (MRQ) i31.6345.49
Cash & Liquidity
Book Value per Share (MRQ)$36.13$18.36
Cash per Share (MRQ)$12.75$1.94
Operating Cash Flow (TTM) i$439.99M$1.19B
Levered Free Cash Flow (TTM) i$278.38M$774.22M
Dividends
Last 12-Month Dividend Yield iN/A0.21%
Last 12-Month Dividend i$0.00$2.65

Valuation & Enterprise Metrics Analysis: Sterling Infrastructure Inc. vs Comfort Systems USA, Inc.

MetricSTRL (Apr 26, 2026)FIX (Apr 24, 2026)
Price Ratios
P/E Ratio (TTM) i52.8959.88
Forward P/E i31.1839.33
PEG Ratio i-2.3239.33
Price to Sales (TTM) i6.136.67
Price to Book (MRQ) i13.7693.95
Market Capitalization
Market Capitalization i$15.25B$62.41B
Enterprise Value i$15.19B$63.00B
Enterprise Value Metrics
Enterprise to Revenue i6.106.92
Enterprise to EBITDA i30.9743.31
Risk & Other Metrics
Beta i1.511.60
Book Value per Share (MRQ) i$36.13$18.36

Financial Statements Comparison: Sterling Infrastructure Inc. vs Comfort Systems USA, Inc.

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricSTRL (2025)FIX (2025)
Revenue/Sales i2.49B9.10B
Cost of Goods Sold i1.92B6.91B
COGS % of Revenue i77.0%75.9%
Gross Profit i572.31M2.20B
Gross Margin i23.0%24.1%
Research & Development iN/AN/A
Operating Income (EBIT) i413.51M1.31B
Operating Margin i16.6%14.4%
EBITDA i512.97M1.47B
EBITDA Margin i20.6%16.2%
Pre-Tax Income i408.48M1.29B
Pre-Tax Income % of Revenue i16.4%14.2%
Income Tax i98.75M270.90M
Income Tax % of Revenue i4.0%3.0%
Net Income (Profit) i309.73M1.02B
Profit Margin i12.4%11.2%

Balance Sheet & Liquidity Metrics

MetricSTRL (2025)FIX (2025)
Cash & Equivalents i390.72M981.90M
Total Current Assets i1.03B4.11B
Total Current Assets % of Revenue i41.5%45.2%
Total Current Liabilities i1.02B3.39B
Total Current Liabilities % of Revenue i41.1%37.3%
Long-Term Debt i316.09M441.65M
Long-Term Debt % of Revenue i12.7%4.9%
Total Shareholders Equity i1.11B2.45B
Retained Earnings i872.65M2.58B
Retained Earnings % of Revenue i35.0%28.4%
Property, Plant & Equipment i58.17M322.92M

Cash Flow Statement Comparison

MetricSTRL (2025)FIX (2025)
Operating Cash Flow i396.81M1.27B
Operating Cash Flow % of Revenue i15.9%14.0%
Capital Expenditures i5.72M-151.21M
Free Cash Flow i362.68M1.03B
FCF Margin i14.6%11.3%
Debt Repayment i-24.86M-143.06M
Common Stock Repurchase i-74.20M-216.00M

Short Interest & Institutional Ownership Analysis

MetricSTRLFIX
Shares Short i2.23M621,334
Short Ratio i4.731.39
Short % of Float i8.43%2.04%
Shares Outstanding i30.68M35.18M
Float Shares i29.90M35.90M
% Held by Insiders i2.41%1.24%
% Held by Institutions i95.16%97.06%
% Held by Public i2.43%1.70%

Dividend Analysis & Yield Comparison: Sterling Infrastructure Inc. vs Comfort Systems USA, Inc.

MetricSTRLFIX
Last 12-Month Dividend i$0.00$2.65
Last 12-Month Dividend Yield iN/A0.21%
3-Year Avg Annual Dividend i$0.00$1.51
3-Year Avg Dividend Yield iN/A0.10%
3-Year Total Dividends i$0.00$4.53
Ex-Dividend DateN/AMar 06, 2026