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Martin Marietta Materials, Inc. (MLM)
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The market capitalization for Martin Marietta Materials, Inc. (MLM) is $36.58 Billion, making it a Large Cap company. Market cap is calculated by multiplying the current stock price by the total number of shares outstanding.

Market Capitalization

$36.58B

$36.58 Billion

Calculation

Stock Price
$609.12
Shares Outstanding
60.05M
Market Cap
$36.58B

Market Cap = Price × Shares Outstanding

Size Classification

Large Cap

$10B - $1T

Companies with market capitalization between $10 billion and $1 trillion.

Market Cap Size Scale

Micro Cap

<$250M

Small Cap

$250M-$2B

Mid Cap

$2B-$10B

Large Cap

$10B-$1T

Mega Cap

>$1T

MLM Market Cap: $36.58 Billion

Related Valuation Metrics

Key Statistics

Market Cap$36.58 Billion
Stock Price$609.12
Shares Outstanding60.05M
Size CategoryLarge Cap
P/E Ratio14.52
P/B Ratio3.26
Data as of Saturday, June 20, 2026

About Martin Marietta Materials, Inc.

Martin Marietta Materials, Inc. functions as a company specializing in natural resource-derived building materials. This enterprise delivers a wide range of aggregates and other heavy construction components to the building industry, serving both domestic and international markets. Its product portfolio includes foundational raw materials like crushed stone, sand, and gravel, in addition to manufactured items such as ready-mix concrete, asphalt, and comprehensive paving solutions. These offerings are essential for infrastructure projects, commercial and residential developments, and various other sectors including railroads, agriculture, utilities, and environmental applications. Beyond its core construction offerings, Martin Marietta also produces magnesia-based chemicals, which are utilized in industrial, agricultural, and environmental contexts. The company further supplies dolomitic lime, primarily for steel manufacturing and soil stabilization. Its broader chemical products contribute to areas such as flame retardants, wastewater treatment, and pulp and paper production, among other environmental uses. Established in 1939, the firm's main office is situated in Raleigh, North Carolina.

Raleigh, NC
9,400 employees
Basic Materials / Construction Materials
Sector
Basic Materials
Industry
Construction Materials
CEO
C. Howard Nye