Companies: 10,795·Total market cap: $144.5T
Martin Marietta Materials, Inc.

Martin Marietta Materials, Inc.

MLMNYSEBasic Materials● Active
$553.69
$-22.14(-3.84%)
Market Cap$33.2B
P/E Ratio—
52W High$710.97
52W Low$525.38
Overview

Martin Marietta Materials, Inc. (MLM) Number of Employees – History & Annual Headcount

Annual SEC headcount, year-over-year change, and per-employee efficiency — chart and full history below.

SEC EDGAR · FMP · MLM · as of Feb 19, 2026

Latest filing snapshot

9,600
+200+2.13%vs prior year

Martin Marietta Materials, Inc. (MLM) employee data is sourced from the annual SEC 10-K filing. As of 2025, full-time employees only. Global consolidated headcount. View SEC filing ↗

SEC 10-K·Period end: 2025-12-31·Full-time · Global
Total Employees
9,600
Change (1Y)
+200
Growth % (1Y)
+2.13%
Revenue / Employee
$681.7K
Net Income / Employee
$118.4K
Market Cap
$33.4B

MLM Employee Count

1996 – 2025 · Annual · SEC filing

Source: SEC annual filings · Hover bar to view year data · Click to view original filing

Employees History

Filing DateEmployeesChange (1Y)Growth (1Y)SEC filing link
2026-02-199,600+200+2.13%
2025-02-219,400+0+0.00%
2024-02-239,400+0+0.00%
2023-02-249,400-600-6.00%
2022-02-2210,000+1,300+14.94%
2021-02-198,700-146-1.65%
2020-02-218,846+132+1.51%
2019-02-258,714+308+3.66%
2018-02-238,406+295+3.64%
2017-02-248,111+811+11.11%

▸ Source: SEC Annual Reports (Form 10-K / 20-F). Employee counts as of fiscal year end. Click the ↗ icon at the end of a row to open the original SEC filing in a new tab.

Related Companies — Employee Count

Construction Materials
#SymbolCompanyEmployees
#1
Corteva, Inc.
CTVA
Corteva, Inc.
22,000#2
Amrize Ltd
AMRZ
Amrize Ltd
19,000#3
AngloGold Ashanti Plc
AU
AngloGold Ashanti Plc
12,634#4
Martin Marietta Materials, Inc.
MLM
Martin Marietta Materials, Inc.YOU
9,600#5
Gold Fields Limited
GFI
Gold Fields Limited
6,560#6
James Hardie Industries plc
JHX
James Hardie Industries plc
5,679#7
Franco-Nevada Corporation
FNV
Franco-Nevada Corporation
38
Source: /stock-peers + /profile.fullTimeEmployees · Click row → /employees · Sorted by headcount · MLM peer comparison

About MLM employees

MLM Employees · Headcount

Martin Marietta Materials, Inc. (MLM) employee data is sourced from the annual SEC 10-K filing. As of 2025, Martin Marietta Materials, Inc. had 9,600 full-time employees globally. Full-time employees only. Global consolidated headcount.

Martin Marietta Materials, Inc. employs 9,600 full-time employees as of the latest filing within the Construction Materials industry. Revenue per employee stands at $681,667, reflecting the company's operational efficiency.

Martin Marietta Materials, Inc.'s workforce increased by 200 (2.13%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

Martin Marietta Materials, Inc.'s revenue per employee of $681,667 positions it among the notable performers in the Construction Materials sector for operational efficiency.

RevenueFinancial statementsNet incomeSEC filingsPrice historyForecast & ratingsOwnershipEarnings

Frequently Asked Questions

MLM Employees · 5 questions

As of the latest SEC 10-K filing (2025), Martin Marietta Materials, Inc. had 9,600 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

Martin Marietta Materials, Inc. employee counthow many employees does Martin Marietta Materials, Inc. haveMLM total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-19