MLM vs. SW: Martin Marietta Materials vs. Smurfit Westrock Stock Comparison
How do Martin Marietta Materials (MLM) and Smurfit Westrock (SW) 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
Martin Marietta Materials (MLM) and Smurfit Westrock (SW) both fall under the Materials industry group, but MLM is classified in Construction Materials while SW is classified in Containers & Packaging.
| Profile Item | MLM | SW |
|---|---|---|
| Name | Martin Marietta Materials, Inc. | Smurfit WestRock Plc |
| Country/Region | United States | Ireland |
| GICS Sector | Materials | Materials |
| GICS Industry Group | Materials | Materials |
| GICS Industry | Construction Materials | Containers & Packaging |
| GICS Sub-Industry | Construction Materials | Paper & Plastic Packaging Products & Materials |
| Market Capitalization | 36.85 billion USD | 23.13 billion USD |
| Currency | USD | USD |
| Exchange | NYSE | NYSE |
| Listing Date | February 17, 1994 | June 17, 2008 |
| Security Type | Common Stock | Common Stock |
Price Performance
Cumulative Growth
Trailing Returns
Calendar-Year Returns
Performance Metrics
| Metric | MLM | SW |
|---|---|---|
| Total Return (1Y) | -12.23% | 29.05% |
| Total Return (3Y, Annualized) | 6.32% | 14.60% |
| Total Return (5Y, Annualized) | 5.43% | -0.16% |
Risk Profile
Drawdown History
Return Distribution
Risk Metrics
| Metric | MLM | SW |
|---|---|---|
| Volatility (1Y, Annualized) | 29.72% | 42.69% |
| Beta (5Y) | 1.02 | 0.89 |
| Max Drawdown (5Y) | -33.19% | -53.49% |
| Avg. Volume (3M) | 805.11K | 4.66M |
Risk-Adjusted Performance
Risk-Return Positioning
Risk-Adjusted Metrics
| Metric | MLM | SW |
|---|---|---|
| Sharpe Ratio (1Y) | -0.56 | 0.58 |
| Sortino Ratio (1Y) | -0.75 | 0.94 |
Profitability
ROE (TTM)
Both Martin Marietta Materials (MLM) at 6.02% and Smurfit Westrock (SW) at 2.57% land near their industries’ usual ROE ranges, so capital efficiency looks broadly in line with peers on both sides.
MLM
Materials industry group
6.02%
- Max
- 52.88%
- Q3
- 19.49%
- Median
- 8.76%
- MLM
- 6.02%
- Q1
- -3.41%
- Min
- -32.81%
SW
Materials industry group
2.57%
- Max
- 52.88%
- Q3
- 19.49%
- Median
- 8.76%
- SW
- 2.57%
- Q1
- -3.41%
- Min
- -32.81%
Net Margin (TTM)
Martin Marietta Materials (MLM) at 31.88% retains a top-quartile share of revenue as profit, ahead of Smurfit Westrock (SW) at 1.50%, which keeps about the industry-typical share.
MLM
Materials industry group
31.88%
- Max
- 38.66%
- MLM
- 31.88%
- Q3
- 15.98%
- Median
- 5.28%
- Q1
- 0.00%
- Min
- -20.40%
SW
Materials industry group
1.50%
- Max
- 38.66%
- Q3
- 15.98%
- Median
- 5.28%
- SW
- 1.50%
- Q1
- 0.00%
- Min
- -20.40%
Operating Margin (TTM)
Both Martin Marietta Materials (MLM) at 22.29% and Smurfit Westrock (SW) at 6.38% run core operations about as efficiently as their industries’ norm — neither stands out on operating profitability.
MLM
Materials industry group
22.29%
- Max
- 66.70%
- Q3
- 28.92%
- MLM
- 22.29%
- Median
- 12.56%
- Q1
- 3.28%
- Min
- -14.07%
SW
Materials industry group
6.38%
- Max
- 66.70%
- Q3
- 28.92%
- Median
- 12.56%
- SW
- 6.38%
- Q1
- 3.28%
- Min
- -14.07%
Profitability Metrics
| Metric | MLM | SW |
|---|---|---|
| ROE (TTM) | 6.02% | 2.57% |
| ROA (TTM) | 3.27% | 2.50% |
| Net Margin (TTM) | 31.88% | 1.50% |
| Operating Margin (TTM) | 22.29% | 6.38% |
| Gross Margin (TTM) | 26.74% | 17.67% |
Growth
Revenue Growth
Smurfit Westrock (SW) at 47.70% 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 SW.
EPS Growth
Both Martin Marietta Materials (MLM) at -42.09% and Smurfit Westrock (SW) at 62.20% land near their industries' usual EPS growth ranges, so bottom-line momentum looks broadly in line with peers on both sides.
Growth Metrics
| Metric | MLM | SW |
|---|---|---|
| Revenue Growth (YoY) | 8.62% | 47.70% |
| Revenue Growth (3Y CAGR) | -0.06% | 32.15% |
| EPS Growth (YoY) | -42.09% | 62.20% |
| EPS Growth (3Y CAGR) | 10.61% | -30.01% |
Financial Strength
Current Ratio (MRQ)
Both Martin Marietta Materials (MLM) at 1.63 and Smurfit Westrock (SW) at 1.48 carry current ratio within their industries’ typical mid-ranges, suggesting balanced short-term liquidity relative to peers.
MLM
Materials industry group
1.63
- Max
- 5.96
- Q3
- 3.30
- Median
- 2.24
- MLM
- 1.63
- Q1
- 1.45
- Min
- 0.16
SW
Materials industry group
1.48
- Max
- 5.96
- Q3
- 3.30
- Median
- 2.24
- SW
- 1.48
- Q1
- 1.45
- Min
- 0.16
Debt / Equity (MRQ)
Both Martin Marietta Materials (MLM) at 0.75 and Smurfit Westrock (SW) at 0.78 fund their balance sheets with roughly industry-typical debt-to-equity mixes.
MLM
Materials industry group
0.75
- Max
- 1.98
- Q3
- 0.89
- MLM
- 0.75
- Median
- 0.47
- Q1
- 0.13
- Min
- 0.00
SW
Materials industry group
0.78
- Max
- 1.98
- Q3
- 0.89
- SW
- 0.78
- Median
- 0.47
- Q1
- 0.13
- Min
- 0.00
Financial Strength Metrics
| Metric | MLM | SW |
|---|---|---|
| Current Ratio (MRQ) | 1.63 | 1.48 |
| Debt / Equity (MRQ) | 0.75 | 0.78 |
| Net Debt / EBITDA | 5.88 | 2.96 |
Dividends
Dividend Yield (TTM)
Smurfit Westrock (SW) at 4.02% delivers top-quartile income for its industry, while Martin Marietta Materials (MLM) at 0.63% pays a more typical yield — both are credible income propositions, SW the richer one.
MLM
Materials industry group
0.63%
- Max
- 4.52%
- Q3
- 1.85%
- MLM
- 0.63%
- Median
- 0.38%
- Q1
- 0.00%
- Min
- 0.00%
SW
Materials industry group
4.02%
- Max
- 4.52%
- SW
- 4.02%
- Q3
- 1.85%
- Median
- 0.38%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Payout Ratio (TTM)
Smurfit Westrock (SW) reports payout ratio above 100% at 198.63%, meaning dividends exceeded current-period earnings and sustainability needs extra context. Meanwhile Martin Marietta Materials (MLM) reports 24.85%, ranking against industry peers normally.
MLM
Materials industry group
24.85%
- Max
- 83.62%
- Q3
- 41.37%
- MLM
- 24.85%
- Median
- 9.54%
- Q1
- 0.00%
- Min
- 0.00%
SW
Materials industry group
198.63%
- SW
- 198.63%
- Max
- 83.62%
- Q3
- 41.37%
- Median
- 9.54%
- Q1
- 0.00%
- Min
- 0.00%
Dividend Metrics
| Metric | MLM | SW |
|---|---|---|
| Dividend Yield (TTM) | 0.63% | 4.02% |
| Dividend Payout Ratio (TTM) | 24.85% | 198.63% |
Valuation
P/E Ratio (TTM)
Both Martin Marietta Materials (MLM) at 38.67 and Smurfit Westrock (SW) at 48.99 sit in the richer earnings-multiple quartile for P/E ratio, so investors are paying more for TTM earnings than they pay for typical peers.
MLM
Materials industry group
38.67
- Max
- 59.00
- MLM
- 38.67
- Q3
- 32.93
- Median
- 18.82
- Q1
- 11.96
- Min
- 3.93
SW
Materials industry group
48.99
- Max
- 59.00
- SW
- 48.99
- Q3
- 32.93
- Median
- 18.82
- Q1
- 11.96
- Min
- 3.93
P/S Ratio (TTM)
Smurfit Westrock (SW) at 0.73 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.
MLM
Materials industry group
5.11
- Max
- 9.62
- MLM
- 5.11
- Q3
- 4.34
- Median
- 1.87
- Q1
- 0.73
- Min
- 0.00
SW
Materials industry group
0.73
- Max
- 9.62
- Q3
- 4.34
- Median
- 1.87
- SW
- 0.73
- Q1
- 0.73
- Min
- 0.00
P/B Ratio (MRQ)
On P/B ratio, both Martin Marietta Materials (MLM) at 2.09 and Smurfit Westrock (SW) at 1.28 are valued close to their industries’ norm against book — neither stands out from peers.
MLM
Materials industry group
2.09
- Max
- 6.59
- Q3
- 3.55
- MLM
- 2.09
- Median
- 2.08
- Q1
- 1.26
- Min
- -0.17
SW
Materials industry group
1.28
- Max
- 6.59
- Q3
- 3.55
- Median
- 2.08
- SW
- 1.28
- Q1
- 1.26
- Min
- -0.17
Valuation Metrics
| Metric | MLM | SW |
|---|---|---|
| P/E Ratio (TTM) | 38.67 | 48.99 |
| P/S Ratio (TTM) | 5.11 | 0.73 |
| P/B Ratio (MRQ) | 2.09 | 1.28 |
| Free Cash Flow Yield (TTM) | 4.54% | 4.26% |