Martin Marietta Materials Profit Margin

The latest profit margin for MLM is 31.95% as of September 2026. That compares with 17.34% in the prior-year period — up 84.2% year over year. That is above the Materials sector average of 9.93%. Investors often review this figure alongside Martin Marietta Materials's historical trend and sector peers before judging valuation or financial health.

Over the past year, MLM's profit margin moved from 17.34% to 31.95% — a 84.2% year-over-year increase. If the trend continues in the same direction for several quarters, it can signal a meaningful shift in Martin Marietta Materials's valuation or profitability profile.

Against Materials companies, MLM currently prints 31.95% for profit margin, while the sector average sits near 9.93%. That is roughly 221.7% above the sector mean. Large gaps often invite a closer look at Martin Marietta Materials's growth, margins, and balance sheet.

Profit Margin shows how effectively Martin Marietta Materials converts resources into returns. At 31.95%, MLM may look efficient or underperforming depending on peer benchmarks and trend direction. That compares with 17.34% in the prior-year period — up 84.2% year over year. Pair the percentage with revenue growth and leverage for a fuller health check.

After noting MLM's profit margin (31.95%), review year-over-year change from 17.34%, peer averages, and a few neighboring metrics such as revenue, margins, or valuation multiples. That combination usually beats staring at a single figure. The navigation links on this page jump you to those related views.