MLM Martin Marietta Materials margins

Relative Growth: Rel. Growth:

Relative Strength: Rel. Strength:

Relative Valuation: Rel. Valuation:

Relative Profitability: Rel. Profitability: 74

Gross margin

26.7%

Operating margin

18.2%

EBITDA margin

49.8%

Net margin

31.9%

Currently, Martin Marietta Materials has a gross margin of 26.7%, an operating margin of 18.2%, an EBITDA margin of 49.8%, and a net margin of 31.9%. Net margin showed the largest improvement, increasing by 12.8 percentage points. Operating margin saw the largest decline, decreasing by 5.6 percentage points.

MLM margin history

Gross, operating, EBITDA and net margin trends

Martin Marietta Materials's margins averaged 29.3% gross, 29.34% operating, 48.03% EBITDA, and 28.95% net during the last 3 years. Against the three-year averages, EBITDA and net margins are above their three-year averages and gross and operating margins are below their three-year averages.

MLM margin expansion

Year-over-year margin changes in percentage points

The largest positive change was in net margin, up 12.8 percentage points. Ebitda margin also expanded by 12.6 percentage points, while gross margin contracted by 3.9 percentage points and operating margin by 5.6 percentage points.

Gross margin expansion

-3.9pp

Operating margin expansion

-5.6pp

EBITDA margin expansion

12.6pp

Net margin expansion

12.8pp

MLM Gross margin

Martin Marietta Materials recorded an average gross margin of 29.3% across the last 3 years. Martin Marietta Materials currently reports a gross margin of 26.7%, 2.6 percentage points below its three-year average. Gross margin was highest at 30.7% in Dec 2025 and lowest at 26.7% in Sep 2026.

MLM Operating margin

Martin Marietta Materials recorded an average operating margin of 29.34% across the last 3 years. Martin Marietta Materials currently reports an operating margin of 18.2%, 11.1 percentage points below its three-year average. During this period, operating margin reached a high of 44.5% in Mar 2024 and a low of 18.2% in Sep 2026.

MLM EBITDA margin

The average EBITDA margin for Martin Marietta Materials was 48.03% during the last 3 years. At present, Martin Marietta Materials's current EBITDA margin is 49.8%, which is 1.8 percentage points above its three-year average. The EBITDA margin for Martin Marietta Materials moved between 34.7% in Mar 2025 and 60.2% in Sep 2024.

MLM Net margin

The average net margin for Martin Marietta Materials was 28.95% during the last 3 years. The current net margin stands at 31.9%, 3 percentage points above its three-year average. The net margin for Martin Marietta Materials moved between 17.8% in Mar 2025 and 39.9% in Mar 2026.

MLM margin group comparison

Margins compared with peer-group, industry and sector averages

With a gross margin of 26.7%, MLM stands below the Basic Materials sector and the industry average. Compared to its Basic Materials sector average of 32.1%, Martin Marietta Materials's gross margin is 17% lower.

MLM margin peer comparison

Compare margins with selected peers

Frequently asked questions

What is Martin Marietta Materials's gross margin?

As of Sep 30, 2026, MLM has a gross margin of 26.7%.

What is Martin Marietta Materials's operating margin?

The current operating margin for MLM is 18.2% as of Sep 30, 2026.

What is Martin Marietta Materials's EBITDA margin?

The current EBITDA margin for MLM is 49.8% as of Sep 30, 2026.

What is Martin Marietta Materials's net margin?

The current net margin for MLM is 31.9% as of Sep 30, 2026.

What are the average margins of MLM?

The three-year average margins for MLM were 29.3% gross, 29.3% operating, 48.0% EBITDA, and 29.0% net.

What are the highest historical margins of MLM?

Over this 5-year history, MLM peaked at 30.7% gross in Dec 2025, 44.5% operating in Mar 2024, 60.2% EBITDA in Sep 2024, and 39.9% net in Mar 2026.

What are the lowest historical margins of MLM?

Looking back across 5 years, MLM reached its lowest margins at 22.9% gross in Sep 2022, 16.5% operating in Mar 2022, 25.4% EBITDA in Mar 2022, and 11.6% net in Mar 2022.