AMCR vs. MLM: Amcor vs. Martin Marietta Materials Stock Comparison

November 11, 2026

How do Amcor (AMCR) and Martin Marietta Materials (MLM) 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

Amcor (AMCR) and Martin Marietta Materials (MLM) both fall under the Materials industry group, but AMCR is classified in Containers & Packaging while MLM is classified in Construction Materials.

Company profile comparison for Amcor (AMCR) and Martin Marietta Materials (MLM)
Profile Item	AMCR	MLM
Name	Amcor plc	Martin Marietta Materials, Inc.
Country/Region	Switzerland	United States
GICS Sector	Materials	Materials
GICS Industry Group	Materials	Materials
GICS Industry	Containers & Packaging	Construction Materials
GICS Sub-Industry	Paper & Plastic Packaging Products & Materials	Construction Materials
Market Capitalization	20.72 billion USD	36.85 billion USD
Currency	USD	USD
Exchange	NYSE	NYSE
Listing Date	May 15, 2012	February 17, 1994
Security Type	Common Stock	Common Stock

Price Performance

Cumulative Growth

AMCR

MLM

GSPC

Amcor (AMCR) vs. Martin Marietta Materials (MLM), 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 Amcor (AMCR) and Martin Marietta Materials (MLM). Returns over one year are annualized.

Calendar-Year Returns

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Calendar-year total returns for Amcor (AMCR) and Martin Marietta Materials (MLM). Each bar is that year's total return, measured year-end to year-end.

Performance Metrics

Price performance metrics for Amcor (AMCR) and Martin Marietta Materials (MLM)
Metric	AMCR	MLM
Total Return (1Y)	16.09%	-12.23%
Total Return (3Y, Annualized)	6.29%	6.32%
Total Return (5Y, Annualized)	-0.90%	5.43%

Risk Profile

Drawdown History

AMCR

MLM

GSPC

Amcor (AMCR) vs. Martin Marietta Materials (MLM), 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 Amcor (AMCR) and Martin Marietta Materials (MLM). Each bar is the share of months whose return fell in that 5% bucket.

Risk Metrics

Risk profile metrics for Amcor (AMCR) and Martin Marietta Materials (MLM)
Metric	AMCR	MLM
Volatility (1Y, Annualized)	32.40%	29.72%
Beta (5Y)	0.56	1.02
Max Drawdown (5Y)	-34.22%	-33.19%
Avg. Volume (3M)	3.53M	805.11K

Risk-Adjusted Performance

Risk-Return Positioning

AMCR and MLM 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 Amcor (AMCR) and Martin Marietta Materials (MLM)
Metric	AMCR	MLM
Sharpe Ratio (1Y)	0.36	-0.56
Sortino Ratio (1Y)	0.56	-0.75

Profitability

ROE (TTM)

Both Amcor (AMCR) at 9.25% and Martin Marietta Materials (MLM) at 6.02% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.

AMCR

Materials industry group

9.25%

Max: 52.88%
Q3: 19.49%
AMCR: 9.25%
Median: 8.76%
Q1: -3.41%
Min: -32.81%

MLM

Materials industry group

6.02%

Max: 52.88%
Q3: 19.49%
Median: 8.76%
MLM: 6.02%
Q1: -3.41%
Min: -32.81%

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their ROE against the Materials industry group benchmark.

Net Margin (TTM)

Martin Marietta Materials (MLM) at 31.88% retains a top-quartile share of revenue as profit, ahead of Amcor (AMCR) at 4.55%, which keeps about the industry-typical share.

AMCR

Materials industry group

4.55%

Max: 38.66%
Q3: 15.98%
Median: 5.28%
AMCR: 4.55%
Q1: 0.00%
Min: -20.40%

MLM

Materials industry group

31.88%

Max: 38.66%
MLM: 31.88%
Q3: 15.98%
Median: 5.28%
Q1: 0.00%
Min: -20.40%

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their net margin against the Materials industry group benchmark.

Operating Margin (TTM)

Both Amcor (AMCR) at 8.04% and Martin Marietta Materials (MLM) at 22.29% run core operations about as efficiently as their industries’ norm — neither stands out on operating profitability.

AMCR

Materials industry group

8.04%

Max: 66.70%
Q3: 28.92%
Median: 12.56%
AMCR: 8.04%
Q1: 3.28%
Min: -14.07%

MLM

Materials industry group

22.29%

Max: 66.70%
Q3: 28.92%
MLM: 22.29%
Median: 12.56%
Q1: 3.28%
Min: -14.07%

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their operating margin against the Materials industry group benchmark.

Profitability Metrics

Profitability metrics for Amcor (AMCR) and Martin Marietta Materials (MLM)
Metric	AMCR	MLM
ROE (TTM)	9.25%	6.02%
ROA (TTM)	3.51%	3.27%
Net Margin (TTM)	4.55%	31.88%
Operating Margin (TTM)	8.04%	22.29%
Gross Margin (TTM)	19.78%	26.74%

Growth

Revenue Growth

Amcor (AMCR) at 56.61% sits in the top revenue growth quartile, while Martin Marietta Materials (MLM) at 8.62% is closer to the peer norm — faster top-line expansion for AMCR.

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their Revenue Growth across different time periods.

EPS Growth

Both Amcor (AMCR) at 48.75% and Martin Marietta Materials (MLM) at -42.09% land near their industries' usual EPS growth ranges, so bottom-line momentum looks broadly in line with peers on both sides.

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their EPS Growth across different time periods.

Growth Metrics

Growth metrics for Amcor (AMCR) and Martin Marietta Materials (MLM)
Metric	AMCR	MLM
Revenue Growth (YoY)	56.61%	8.62%
Revenue Growth (3Y CAGR)	16.95%	-0.06%
EPS Growth (YoY)	48.75%	-42.09%
EPS Growth (3Y CAGR)	-12.27%	10.61%

Financial Strength

Current Ratio (MRQ)

Martin Marietta Materials (MLM) at 1.63 keeps current ratio within its industry’s typical mid-range, while Amcor (AMCR) at 1.40 runs in the tighter-liquidity quartile — a thinner cushion against current liabilities for AMCR.

AMCR

Materials industry group

1.40

Max: 5.96
Q3: 3.30
Median: 2.24
Q1: 1.45
AMCR: 1.40
Min: 0.16

MLM

Materials industry group

1.63

Max: 5.96
Q3: 3.30
Median: 2.24
MLM: 1.63
Q1: 1.45
Min: 0.16

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their current ratio against the Materials industry group benchmark.

Debt / Equity (MRQ)

Martin Marietta Materials (MLM) at 0.75 carries an industry-typical debt-to-equity mix, while Amcor (AMCR) at 1.34 uses more debt funding than most peers.

AMCR

Materials industry group

1.34

Max: 1.98
AMCR: 1.34
Q3: 0.89
Median: 0.47
Q1: 0.13
Min: 0.00

MLM

Materials industry group

0.75

Max: 1.98
Q3: 0.89
MLM: 0.75
Median: 0.47
Q1: 0.13
Min: 0.00

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their debt-to-equity ratio against the Materials industry group benchmark.

Financial Strength Metrics

Financial strength metrics for Amcor (AMCR) and Martin Marietta Materials (MLM)
Metric	AMCR	MLM
Current Ratio (MRQ)	1.40	1.63
Debt / Equity (MRQ)	1.34	0.75
Net Debt / EBITDA	4.28	5.88

Dividends

Dividend Yield (TTM)

Martin Marietta Materials (MLM) at 0.63% pays an industry-typical yield; Amcor (AMCR) at 5.69% is above its entire peer range — the higher number, but one that calls for a look at payout sustainability before treating it as an advantage.

AMCR

Materials industry group

5.69%

AMCR: 5.69%
Max: 4.52%
Q3: 1.85%
Median: 0.38%
Q1: 0.00%
Min: 0.00%

MLM

Materials industry group

0.63%

Max: 4.52%
Q3: 1.85%
MLM: 0.63%
Median: 0.38%
Q1: 0.00%
Min: 0.00%

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their dividend yield against the Materials industry group benchmark.

Dividend Payout Ratio (TTM)

Amcor (AMCR) reports payout ratio above 100% at 111.59%, meaning dividends exceeded current-period earnings and sustainability needs extra context. Meanwhile Martin Marietta Materials (MLM) reports 24.85%, ranking against industry peers normally.

AMCR

Materials industry group

111.59%

AMCR: 111.59%
Max: 83.62%
Q3: 41.37%
Median: 9.54%
Q1: 0.00%
Min: 0.00%

MLM

Materials industry group

24.85%

Max: 83.62%
Q3: 41.37%
MLM: 24.85%
Median: 9.54%
Q1: 0.00%
Min: 0.00%

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their payout ratio against the Materials industry group benchmark.

Dividend Metrics

Dividend metrics for Amcor (AMCR) and Martin Marietta Materials (MLM)
Metric	AMCR	MLM
Dividend Yield (TTM)	5.69%	0.63%
Dividend Payout Ratio (TTM)	111.59%	24.85%

Valuation

P/E Ratio (TTM)

Amcor (AMCR) at 19.26 is near its industry’s usual P/E ratio, while Martin Marietta Materials (MLM) at 38.67 sits in the richer quartile — MLM needs stronger growth or earnings quality to justify the premium.

AMCR

Materials industry group

19.26

Max: 59.00
Q3: 32.93
AMCR: 19.26
Median: 18.82
Q1: 11.96
Min: 3.93

MLM

Materials industry group

38.67

Max: 59.00
MLM: 38.67
Q3: 32.93
Median: 18.82
Q1: 11.96
Min: 3.93

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their P/E ratio against the Materials industry group benchmark.

P/S Ratio (TTM)

Amcor (AMCR) at 0.87 is priced about in line with its industry on P/S ratio, while Martin Marietta Materials (MLM) at 5.11 sits in the pricier quartile — MLM costs more per dollar of sales.

AMCR

Materials industry group

0.87

Max: 9.62
Q3: 4.34
Median: 1.87
AMCR: 0.87
Q1: 0.73
Min: 0.00

MLM

Materials industry group

5.11

Max: 9.62
MLM: 5.11
Q3: 4.34
Median: 1.87
Q1: 0.73
Min: 0.00

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their P/S ratio against the Materials industry group benchmark.

P/B Ratio (MRQ)

On P/B ratio, both Amcor (AMCR) at 1.77 and Martin Marietta Materials (MLM) at 2.09 are valued close to their industries’ norm against book — neither stands out from peers.

AMCR

Materials industry group

1.77

Max: 6.59
Q3: 3.55
Median: 2.08
AMCR: 1.77
Q1: 1.26
Min: -0.17

MLM

Materials industry group

2.09

Max: 6.59
Q3: 3.55
MLM: 2.09
Median: 2.08
Q1: 1.26
Min: -0.17

Amcor (AMCR) vs. Martin Marietta Materials (MLM): A comparison of their P/B ratio against the Materials industry group benchmark.

Valuation Metrics

Valuation metrics for Amcor (AMCR) and Martin Marietta Materials (MLM)
Metric	AMCR	MLM
P/E Ratio (TTM)	19.26	38.67
P/S Ratio (TTM)	0.87	5.11
P/B Ratio (MRQ)	1.77	2.09
Free Cash Flow Yield (TTM)	4.33%	4.54%