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Martin Marietta Materials (MLM) Stock Analysis: AI Score & Alternative Data

NYSE · Engineering & Construction · 1 member have MLM in their Portfolio →
Price
$548.57 +1.91%
AI Score
57Hold
Earnings
Nov 2
Market Cap
$33B
PE Ratio
35.6
52w Range
$525 – $706
$548.57 +1.91% vs prev close
MLM Stock Price vs. AI Score Data gathered: August 9
3M -5.5%
57/100 AI Score
Hold
Brand
80/100
Employment
46/100
User Growth
44/100
Fundamental
25/100

Today's AI read on MLM

Demand signals are heating up for Martin Marietta Materials

Is Martin Marietta Materials a buy right now? The alternative data says hold. This MLM stock analysis is built on the 25+ alternative data signals AltIndex tracks on Martin Marietta Materials every day — hiring, web traffic, sentiment, social reach — rolled into an AI Score of 57/100: a Hold. The stock trades at $548.57 with a $33B market cap.

The data leans positive over the past 90 days — web traffic up 11.3% to 63K monthly visits, and Instagram followers up 18.3% to 4K followers — but the move hasn’t been broad enough to lift MLM into buy territory yet.

MLM’s broader alt-data profile also covers job postings (292 open roles), headcount (4K employees, according to LinkedIn), quarterly revenue ($1.4B), and business outlook (67% of employees positive). Every signal links to its own page with full history, the MLM technical analysis covers RSI, moving averages, and support and resistance, and the full table of everything AltIndex tracks on MLM is just below.

Martin Marietta Materials AI Stock Analysis

Martin Marietta Materials, Inc. (NYSE: MLM) is a leading supplier of aggregates and heavy building materials, with operations spanning North America. The company primarily engages in the production of crushed stone, sand, and gravel, essential ingredients for construction and infrastructure projects.

Analysis generated August 1, 2026.

Read the full MLM deep-dive
Fundamentals, alt-data signals and the full methodology, refreshed daily.
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Recent Martin Marietta Materials Stock Alerts

Martin Marietta Materials logo Martin Marietta Materials | August 4
April Delaney (member of U.S. congress) is buying shares
Martin Marietta Materials logo Martin Marietta Materials | July 12
Web Traffic is down by 30.1% over the last month.
Martin Marietta Materials logo Martin Marietta Materials | July 9
Ro Khanna (member of U.S. congress) is buying shares
Martin Marietta Materials logo Martin Marietta Materials | July 1
Over the past few months, there has been a noticeable upward trend in Instagram Followers.
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Martin Marietta Materials Alternative Data

Alternative Data Value 3m Change Trend
Webpage Traffic 63K 11.3%
Job Posts 292 0.7%
LinkedIn Employees 4K 2.6%
Employee Recommend 72 0%
Business Outlook 67 4.3%
Sentiment 100 0%
Reddit Mentions 0 N/A
X Mentions 2 85.7%
Stocktwits Mentions 4 33.3%
News Mentions 0 N/A
Stocktwits Subscribers 1K 0%
4chan Mentions 0 N/A
X Followers 1K 0.7%
Instagram Followers 4K 18.3%
Facebook Followers 16K 24.8%
Facebook Engagement 1K 186.5%

About Martin Marietta Materials (MLM)

Martin Marietta Materials, Inc. engages in the provision of aggregates including crushed stone, sand, and gravel through its network of quarries and distribution yards. It operates through the following geographical segments: Mid-America Group, Southeast Group, and West Group. The Mid-America Group and Southeast Group segments provide aggregates products only. The West Group offers aggregates, as well as cement and downstream products including mixed concrete, asphalt, and paving services.

Martin Marietta Materials logo
Price$548.57
Target Price$387.74
Volume63,420,177
Market Cap$33B
Year Range$525 – $706
Dividend Yield0%
PE Ratio35.6
Analyst Rating38% buy
IndustryEngineering & Construction

Latest Martin Marietta Materials News

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Martin Marietta Materials Earnings & Financial Performance

View all earnings →

Martin Marietta Materials Insider Trading Activity

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PEREZ LAREE E filed to sell 15,417 shares at $0.0.
Aug 8 '25
McCunniff Donald A. filed to sell 3,523 shares at $0.0.
Mar 5 '25
Petro Michael J filed to sell 8,985 shares at $0.0.
Mar 4 '25
BAR ROSELYN R filed to sell 59,970 shares at $0.0.
Mar 14 '24
Nye C Howard filed to sell 70,400 shares at $0.0.
Mar 5 '24

Martin Marietta Materials Congress Trading

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Politician Filing Date Type Size
April Delaney
Aug 4, 26 Buy $8K+
April Delaney
Aug 4, 26 Buy $33K+
April Delaney
Aug 4, 26 Buy $8K+
Ro Khanna
Jul 8, 26 Buy $33K+
Josh Gottheimer
May 20, 26 Sell $33K+

Frequently Asked Questions: Martin Marietta Materials (MLM)

Martin Marietta Materials has an AltIndex AI Score of 57/100 (Hold). The score reflects mixed alternative data signals. All investments carry risk.

57/100. The AI Score combines 25+ alternative data signals including job postings, employee sentiment, social media, web traffic, and financials. Scores above 60 = buy, 40–59 = hold, below 40 = sell. Updated daily.

Currently, the price of one share of Martin Marietta Materials (MLM) stock is $548.57 with a market cap of $33B.

As of today, Martin Marietta Materials’s PE (Price to Earnings) ratio is 35.6.

View the latest Martin Marietta Materials insider transactions to see recent buying and selling activity by company executives and directors.

Check the Martin Marietta Materials congress trading page for the latest disclosed trades by U.S. senators and representatives.

AltIndex tracks 25+ signals including job postings, web traffic, employee sentiment, Reddit mentions, Stocktwits activity, insider transactions, congressional trades, Google Trends, app downloads, and more.

The MLM stock price chart above shows Martin Marietta Materials’s performance over time alongside its AI Score. Investors can identify patterns, trends, and potential support or resistance levels. View the full Martin Marietta Materials technical analysis for RSI, moving averages, and more.

See the stocks similar to Martin Marietta Materials section on this page for companies in the same industry ranked by market cap and AI Score.

The analytics provided are estimates and not a substitute for professional advice. All investments involve risks, including possible capital loss.