Martin Marietta Materials (STU:MMX) Short Interest

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

STU:MMX Martin Marietta Materials Inc STU:MMX
93 GF Score
Price €483.40
GF Value €573.78
Valuation Modestly Undervalued
! 3 Warning Signs
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What is Martin Marietta Materials Short Interest?

Short Interest can be expressed as a percentage by dividing the number of shares sold short by the total number of outstanding shares.

Due to the license agreement change with our data vendor, Short Interest related data on GuruFocus will no longer be updated. Existing data will remain as-is, while new data will not be available, except for certain Australian and Canadian stocks.

STU:MMX vs VMC, JHX, EXP: Short Interest Comparison

For the Building Materials subindustry, Martin Marietta Materials's Short Interest, along with its competitors' market caps and Short Interest data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.

Martin Marietta Materials Short Interest vs Building Materials Industry

For the Building Materials industry and Basic Materials sector, Martin Marietta Materials's Short Interest distribution charts can be found below:

* The bar in red indicates where Martin Marietta Materials's Short Interest falls into.


STU:MMX
93GF Score
Martin Marietta Materials Inc STU:MMX
Short Interest is just one metric. See GF Score™, valuation, warning signs, and more.
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Is Martin Marietta Materials (STU:MMX) Overvalued in 2026?

Based on GuruFocus' analysis, Martin Marietta Materials stock appears to be undervalued. The current stock price of €483.40 is trading 15.8% below its estimated GF Value™ of €573.78. GuruFocus considers Martin Marietta Materials to be Modestly Undervalued.

Key valuation signals for STU:MMX:

  • Short Interest:
  • GF Value™: €573.78 vs. price of €483.40 (15.8% below fair value)
  • GF Score™: 93/100 with 3 warning signs

No single metric tells the full story. See the STU:MMX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Martin Marietta Materials Business Description

Address 4123 Parklake Avenue, Raleigh, NC, USA, 27612
Martin Marietta Materials is one of the United States' largest producer of construction aggregates (crushed stone, sand, and gravel). In 2024, Martin Marietta sold 191 million tons of aggregates. Martin Marietta's most important markets include Texas, North Carolina, Colorado, California, and Georgia, accounting for most of its sales. The company also uses its aggregates in its asphalt and ready-mixed concrete businesses. Martin's magnesia specialties business produces magnesia-based chemical products and dolomitic lime.
93GF Score

Get the complete analysis for STU:MMX

Short Interest is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€483.40
Price
€573.78
GF Value