MLI vs. MTZ: Mueller Industries vs. MasTec Stock Comparison

November 11, 2026

How do Mueller Industries (MLI) and MasTec (MTZ) 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

Mueller Industries (MLI) and MasTec (MTZ) both fall under the Capital Goods industry group, but MLI is classified in Machinery while MTZ is classified in Construction & Engineering.

Company profile comparison for Mueller Industries (MLI) and MasTec (MTZ)
Profile Item	MLI	MTZ
Name	Mueller Industries, Inc.	MasTec, Inc.
Country/Region	United States	United States
GICS Sector	Industrials	Industrials
GICS Industry Group	Capital Goods	Capital Goods
GICS Industry	Machinery	Construction & Engineering
GICS Sub-Industry	Industrial Machinery & Supplies & Components	Construction & Engineering
Market Capitalization	11.54 billion USD	13.98 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	February 25, 1991	February 21, 1973
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

MLI

MTZ

GSPC

Mueller Industries (MLI) vs. MasTec (MTZ), 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 Mueller Industries (MLI) and MasTec (MTZ). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Mueller Industries (MLI) and MasTec (MTZ). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Mueller Industries (MLI) and MasTec (MTZ)
Metric	MLI	MTZ
Total Return (1Y)	3.68%	-7.45%
Total Return (3Y, Annualized)	44.56%	57.37%
Total Return (5Y, Annualized)	32.39%	13.96%

Risk Profile

Drawdown History

MLI

MTZ

GSPC

Mueller Industries (MLI) vs. MasTec (MTZ), 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 Mueller Industries (MLI) and MasTec (MTZ). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Mueller Industries (MLI) and MasTec (MTZ)
Metric	MLI	MTZ
Volatility (1Y, Annualized)	34.44%	55.99%
Beta (5Y)	1.01	1.91
Max Drawdown (5Y)	-27.79%	-63.67%
Avg. Volume (3M)	1.61M	1.63M

Risk-Adjusted Performance

Risk-Return Positioning

MLI and MTZ 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 Mueller Industries (MLI) and MasTec (MTZ)
Metric	MLI	MTZ
Sharpe Ratio (1Y)	-0.02	-0.21
Sortino Ratio (1Y)	-0.02	-0.28

Profitability

ROE (TTM)

Mueller Industries (MLI) at 26.26% sits in the top ROE quartile, while MasTec (MTZ) at 14.53% is closer to the peer norm — stronger capital efficiency for MLI.

MLI

Capital Goods industry group

26.26%

Max: 40.55%
MLI: 26.26%
Q3: 19.29%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

MTZ

Capital Goods industry group

14.53%

Max: 40.55%
Q3: 19.29%
MTZ: 14.53%
Median: 12.12%
Q1: 4.08%
Min: -17.12%

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their ROE against the Capital Goods industry group benchmark.

Net Margin (TTM)

Mueller Industries (MLI) at 17.27% retains a top-quartile share of revenue as profit, ahead of MasTec (MTZ) at 2.80%, which keeps about the industry-typical share.

MLI

Capital Goods industry group

17.27%

Max: 27.47%
MLI: 17.27%
Q3: 12.10%
Median: 6.30%
Q1: 1.40%
Min: -12.89%

MTZ

Capital Goods industry group

2.80%

Max: 27.47%
Q3: 12.10%
Median: 6.30%
MTZ: 2.80%
Q1: 1.40%
Min: -12.89%

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their net margin against the Capital Goods industry group benchmark.

Operating Margin (TTM)

Mueller Industries (MLI) at 19.53% operates in the top operating margin quartile, ahead of MasTec (MTZ) at 5.64%, which runs around its industry’s norm.

MLI

Capital Goods industry group

19.53%

Max: 36.60%
MLI: 19.53%
Q3: 18.33%
Median: 11.12%
Q1: 5.14%
Min: -12.63%

MTZ

Capital Goods industry group

5.64%

Max: 36.60%
Q3: 18.33%
Median: 11.12%
MTZ: 5.64%
Q1: 5.14%
Min: -12.63%

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their operating margin against the Capital Goods industry group benchmark.

Profitability Metrics

Profitability metrics for Mueller Industries (MLI) and MasTec (MTZ)
Metric	MLI	MTZ
ROE (TTM)	26.26%	14.53%
ROA (TTM)	16.23%	4.43%
Net Margin (TTM)	17.27%	2.80%
Operating Margin (TTM)	19.53%	5.64%
Gross Margin (TTM)	27.25%	12.74%

Growth

Revenue Growth

Both Mueller Industries (MLI) at 10.87% and MasTec (MTZ) at 16.22% land near their industries' usual revenue growth ranges, so top-line momentum looks broadly in line with peers on both sides.

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their Revenue Growth across different time periods.

EPS Growth

MasTec (MTZ) at 146.12% clears its industry range for EPS growth, a much stronger earnings trajectory than Mueller Industries (MLI) at 29.19%, which is closer to a typical peer reading.

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Mueller Industries (MLI) and MasTec (MTZ)
Metric	MLI	MTZ
Revenue Growth (YoY)	10.87%	16.22%
Revenue Growth (3Y CAGR)	1.62%	13.51%
EPS Growth (YoY)	29.19%	146.12%
EPS Growth (3Y CAGR)	5.63%	129.40%

Financial Strength

Current Ratio (MRQ)

Mueller Industries (MLI) at 4.39 carries current ratio above its industry’s typical mid-range, while MasTec (MTZ) at 1.39 runs in the tighter-liquidity quartile — different working-capital profiles, both worth examining.

MLI

Capital Goods industry group

4.39

Max: 5.22
MLI: 4.39
Q3: 2.95
Median: 2.08
Q1: 1.43
Min: 0.36

MTZ

Capital Goods industry group

1.39

Max: 5.22
Q3: 2.95
Median: 2.08
Q1: 1.43
MTZ: 1.39
Min: 0.36

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their current ratio against the Capital Goods industry group benchmark.

Debt / Equity (MRQ)

Mueller Industries (MLI) at 0.01 keeps leverage in the lower quartile, while MasTec (MTZ) at 1.12 sits in the higher-leverage quartile.

MLI

Capital Goods industry group

0.01

Max: 2.33
Q3: 1.12
Median: 0.60
Q1: 0.29
MLI: 0.01
Min: 0.00

MTZ

Capital Goods industry group

1.12

Max: 2.33
MTZ: 1.12
Q3: 1.12
Median: 0.60
Q1: 0.29
Min: 0.00

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their debt-to-equity ratio against the Capital Goods industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Mueller Industries (MLI) and MasTec (MTZ)
Metric	MLI	MTZ
Current Ratio (MRQ)	4.39	1.39
Debt / Equity (MRQ)	0.01	1.12
Net Debt / EBITDA	-1.31	3.08

Dividends

Dividend Yield (TTM)

MasTec (MTZ) pays no dividend (yield 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Mueller Industries (MLI) reports a yield of 1.24%, ranking against industry peers normally.

MLI

Capital Goods industry group

1.24%

Max: 2.66%
MLI: 1.24%
Q3: 1.14%
Median: 0.24%
Q1: 0.00%
Min: 0.00%

MTZ

Capital Goods industry group

0.00%

Max: 2.66%
Q3: 1.14%
Median: 0.24%
MTZ: 0.00%
Q1: 0.00%
Min: 0.00%

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their dividend yield against the Capital Goods industry group benchmark.

Dividend Payout Ratio (TTM)

MasTec (MTZ) pays no dividend (payout 0.00%) — it may be reinvesting, using buybacks, or simply not returning cash through dividends. Meanwhile Mueller Industries (MLI) reports a payout of 16.67%, ranking against industry peers normally.

MLI

Capital Goods industry group

16.67%

Max: 67.39%
Q3: 28.02%
MLI: 16.67%
Median: 6.86%
Q1: 0.00%
Min: 0.00%

MTZ

Capital Goods industry group

0.00%

Max: 67.39%
Q3: 28.02%
Median: 6.86%
MTZ: 0.00%
Q1: 0.00%
Min: 0.00%

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their payout ratio against the Capital Goods industry group benchmark.

Dividend Metrics

Dividend metrics for Mueller Industries (MLI) and MasTec (MTZ)
Metric	MLI	MTZ
Dividend Yield (TTM)	1.24%	0.00%
Dividend Payout Ratio (TTM)	16.67%	0.00%

Valuation

P/E Ratio (TTM)

Mueller Industries (MLI) at 13.58 sits in the cheaper P/E ratio quartile, while MasTec (MTZ) at 28.40 is closer to its industry’s usual earnings multiple — a discount for MLI, though growth and earnings durability still matter.

MLI

Capital Goods industry group

13.58

Max: 59.38
Q3: 35.92
Median: 25.41
Q1: 19.47
MLI: 13.58
Min: 3.03

MTZ

Capital Goods industry group

28.40

Max: 59.38
Q3: 35.92
MTZ: 28.40
Median: 25.41
Q1: 19.47
Min: 3.03

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their P/E ratio against the Capital Goods industry group benchmark.

P/S Ratio (TTM)

MasTec (MTZ) at 0.81 sits in the cheaper P/S ratio quartile while Mueller Industries (MLI) at 2.31 prices around its industry’s middle — MTZ costs less per dollar of sales, though read it alongside growth and margins.

MLI

Capital Goods industry group

2.31

Max: 7.54
Q3: 3.76
MLI: 2.31
Median: 2.15
Q1: 1.03
Min: 0.03

MTZ

Capital Goods industry group

0.81

Max: 7.54
Q3: 3.76
Median: 2.15
Q1: 1.03
MTZ: 0.81
Min: 0.03

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their P/S ratio against the Capital Goods industry group benchmark.

P/B Ratio (MRQ)

Mueller Industries (MLI) at 0.33 sits in the lower P/B ratio quartile against book while MasTec (MTZ) at 3.35 is valued near its industry’s middle — MLI is cheaper on assets, though weigh it against ROE and asset quality.

MLI

Capital Goods industry group

0.33

Max: 9.66
Q3: 5.00
Median: 3.12
Q1: 1.81
MLI: 0.33
Min: -1.08

MTZ

Capital Goods industry group

3.35

Max: 9.66
Q3: 5.00
MTZ: 3.35
Median: 3.12
Q1: 1.81
Min: -1.08

Mueller Industries (MLI) vs. MasTec (MTZ): A comparison of their P/B ratio against the Capital Goods industry group benchmark.

Valuation Metrics

Valuation metrics for Mueller Industries (MLI) and MasTec (MTZ)
Metric	MLI	MTZ
P/E Ratio (TTM)	13.58	28.40
P/S Ratio (TTM)	2.31	0.81
P/B Ratio (MRQ)	0.33	3.35
Free Cash Flow Yield (TTM)	4.65%	1.00%