FIX vs. LMT: Comfort Systems USA vs. Lockheed Martin Stock Comparison

November 11, 2026

How do Comfort Systems USA (FIX) and Lockheed Martin (LMT) stack up? This page sets them side by side across company profile, performance and risk, profitability, growth, financial strength, dividends, and valuation, with selected fundamentals also measured against each stock's industry-group peers.

Company Profile

Comfort Systems USA (FIX) and Lockheed Martin (LMT) both fall under the Capital Goods industry group, but FIX is classified in Construction & Engineering while LMT is classified in Aerospace & Defense.

Company profile comparison for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Profile Item	FIX	LMT
Name	Comfort Systems USA Inc.	Lockheed Martin Corporation
Country/Region	United States	United States
GICS Sector	Industrials	Industrials
GICS Industry Group	Capital Goods	Capital Goods
GICS Industry	Construction & Engineering	Aerospace & Defense
GICS Sub-Industry	Construction & Engineering	Aerospace & Defense
Market Capitalization	35.81 billion USD	131.00 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	June 27, 1997	January 2, 1962
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

FIX

LMT

GSPC

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT), with S&P 500 (GSPC) for reference: Growth of a $10,000 investment over the past five years. Adjusted for dividends and splits.

Trailing Returns

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Trailing total returns for Comfort Systems USA (FIX) and Lockheed Martin (LMT). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Comfort Systems USA (FIX) and Lockheed Martin (LMT). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Metric	FIX	LMT
Total Return (1Y)	15.31%	31.17%
Total Return (3Y, Annualized)	81.62%	12.79%
Total Return (5Y, Annualized)	62.48%	14.65%

Risk Profile

Drawdown History

FIX

LMT

GSPC

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT), with S&P 500 (GSPC) for reference: Drawdown from the running peak over the past five years. Each line shows the decline from its prior peak; 0% marks a new high.

Return Distribution

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Distribution of monthly total returns for Comfort Systems USA (FIX) and Lockheed Martin (LMT). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Comfort Systems USA (FIX) has an aggressive beta of 1.68, indicating higher sensitivity to broad-market moves, while Lockheed Martin (LMT) is defensive at 0.10 and tends to be less market-sensitive — they sit on opposite ends of the beta spectrum.

Risk profile metrics for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Metric	FIX	LMT
Volatility (1Y, Annualized)	60.97%	31.09%
Beta (5Y)	1.68	0.10
Max Drawdown (5Y)	-53.28%	-31.79%
Avg. Volume (3M)	471.64K	1.29M

Risk-Adjusted Performance

Risk-Return Positioning

FIX and LMT are plotted by 1-year volatility (risk) and 1-year return. The dashed Capital Allocation Line runs from the risk-free rate through the shared industry median.

Risk-Adjusted Metrics

Risk-adjusted metrics for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Metric	FIX	LMT
Sharpe Ratio (1Y)	0.18	0.86
Sortino Ratio (1Y)	0.25	1.38

Profitability

ROE (TTM)

Both Comfort Systems USA (FIX) at 58.61% and Lockheed Martin (LMT) at 80.19% turn shareholders’ equity into profit at rates above their industry benchmark ranges for ROE. That is a strong capital-efficiency signal, though leverage and the equity base still matter.

FIX

Capital Goods industry group

58.61%

FIX: 58.61%
Max: 40.55%
Q3: 19.29%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

LMT

Capital Goods industry group

80.19%

LMT: 80.19%
Max: 40.55%
Q3: 19.29%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their ROE against the Capital Goods industry group benchmark.

Net Margin (TTM)

Comfort Systems USA (FIX) at 13.01% retains a top-quartile share of revenue as profit, ahead of Lockheed Martin (LMT) at 8.23%, which keeps about the industry-typical share.

FIX

Capital Goods industry group

13.01%

Max: 27.47%
FIX: 13.01%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

LMT

Capital Goods industry group

8.23%

Max: 27.47%
Q3: 12.10%
LMT: 8.23%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

Both Comfort Systems USA (FIX) at 16.47% and Lockheed Martin (LMT) at 11.41% run core operations about as efficiently as their industries’ norm — neither stands out on operating profitability.

FIX

Capital Goods industry group

16.47%

Max: 36.60%
Q3: 18.33%
FIX: 16.47%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

LMT

Capital Goods industry group

11.41%

Max: 36.60%
Q3: 18.33%
LMT: 11.41%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Metric	FIX	LMT
ROE (TTM)	58.61%	80.19%
ROA (TTM)	16.88%	8.58%
Net Margin (TTM)	13.01%	8.23%
Operating Margin (TTM)	16.47%	11.41%
Gross Margin (TTM)	25.70%	11.73%

Growth

Revenue Growth

Comfort Systems USA (FIX) at 29.52% sits in the top revenue growth quartile, while Lockheed Martin (LMT) at 5.64% is closer to the peer norm — faster top-line expansion for FIX.

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their Revenue Growth across different time periods.

EPS Growth

Comfort Systems USA (FIX) at 97.81% sits in the top EPS growth quartile, while Lockheed Martin (LMT) at -3.68% is closer to the peer norm — faster per-share earnings growth for FIX.

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Metric	FIX	LMT
Revenue Growth (YoY)	29.52%	5.64%
Revenue Growth (3Y CAGR)	30.03%	4.38%
EPS Growth (YoY)	97.81%	-3.68%
EPS Growth (3Y CAGR)	61.78%	-0.26%

Financial Strength

Current Ratio (MRQ)

Both Comfort Systems USA (FIX) at 1.15 and Lockheed Martin (LMT) at 1.26 run current ratio in the tighter-liquidity quartile of industry peers, leaving thinner cushions against current liabilities than typical competitors.

FIX

Capital Goods industry group

1.15

Max: 5.22
Q3: 2.95
Median: 2.08
Q1: 1.43
FIX: 1.15
Min: 0.36

LMT

Capital Goods industry group

1.26

Max: 5.22
Q3: 2.95
Median: 2.08
Q1: 1.43
LMT: 1.26
Min: 0.36

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

Comfort Systems USA (FIX) at 0.11 keeps leverage in the lower quartile, while Lockheed Martin (LMT) at 2.04 sits in the higher-leverage quartile.

FIX

Capital Goods industry group

0.11

Max: 2.33
Q3: 1.12
Median: 0.60
Q1: 0.29
FIX: 0.11
Min: 0.00

LMT

Capital Goods industry group

2.04

Max: 2.33
LMT: 2.04
Q3: 1.12
Median: 0.60
Q1: 0.29
Min: 0.00

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their debt-to-equity ratio against the Capital Goods industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Metric	FIX	LMT
Current Ratio (MRQ)	1.15	1.26
Debt / Equity (MRQ)	0.11	2.04
Net Debt / EBITDA	-0.81	1.47

Dividends

Dividend Yield (TTM)

Lockheed Martin (LMT) at 2.40% delivers top-quartile income for its industry, while Comfort Systems USA (FIX) at 0.31% pays a more typical yield — both are credible income propositions, LMT the richer one.

FIX

Capital Goods industry group

0.31%

Max: 2.66%
Q3: 1.14%
FIX: 0.31%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

LMT

Capital Goods industry group

2.40%

Max: 2.66%
LMT: 2.40%
Q3: 1.14%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

Comfort Systems USA (FIX) at 6.48% pays out a band-typical share of earnings, while Lockheed Martin (LMT) at 49.01% distributes more than its industry norm — less retained, thinner cover.

FIX

Capital Goods industry group

6.48%

Max: 67.39%
Q3: 28.02%
Median: 6.86%
FIX: 6.48%
Q1: 0.00%
Min: 0.00%

LMT

Capital Goods industry group

49.01%

Max: 67.39%
LMT: 49.01%
Q3: 28.02%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Metric	FIX	LMT
Dividend Yield (TTM)	0.31%	2.40%
Dividend Payout Ratio (TTM)	6.48%	49.01%

Valuation

P/E Ratio (TTM)

Both Comfort Systems USA (FIX) at 21.98 and Lockheed Martin (LMT) at 20.14 land around their industries’ usual P/E ratio levels — neither is getting a clear earnings-multiple discount or premium versus peers.

FIX

Capital Goods industry group

21.98

Max: 59.38
Q3: 35.92
Median: 25.41
FIX: 21.98
Q1: 19.47
Min: 3.03

LMT

Capital Goods industry group

20.14

Max: 59.38
Q3: 35.92
Median: 25.41
LMT: 20.14
Q1: 19.47
Min: 3.03

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

On P/S ratio, both Comfort Systems USA (FIX) at 2.85 and Lockheed Martin (LMT) at 1.66 are priced roughly in line with their industries — neither looks cheap nor rich on a sales basis.

FIX

Capital Goods industry group

2.85

Max: 7.54
Q3: 3.76
FIX: 2.85
Median: 2.15
Q1: 1.03
Min: 0.03

LMT

Capital Goods industry group

1.66

Max: 7.54
Q3: 3.76
Median: 2.15
LMT: 1.66
Q1: 1.03
Min: 0.03

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their P/S ratio against the Capital Goods industry group benchmark.

P/B Ratio (MRQ)

Measured against book value, both Comfort Systems USA (FIX) at 10.66 and Lockheed Martin (LMT) at 12.96 look expensive — each P/B ratio sits above its industry’s benchmark range.

FIX

Capital Goods industry group

10.66

FIX: 10.66
Max: 9.66
Q3: 5.00
Median: 3.12
Q1: 1.81
Min: -1.08

LMT

Capital Goods industry group

12.96

LMT: 12.96
Max: 9.66
Q3: 5.00
Median: 3.12
Q1: 1.81
Min: -1.08

Comfort Systems USA (FIX) vs. Lockheed Martin (LMT): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for Comfort Systems USA (FIX) and Lockheed Martin (LMT)
Metric	FIX	LMT
P/E Ratio (TTM)	21.98	20.14
P/S Ratio (TTM)	2.85	1.66
P/B Ratio (MRQ)	10.66	12.96
Free Cash Flow Yield (TTM)	5.94%	4.31%