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Martin Marietta Materials Inc

Exchange: NYSESector: Basic MaterialsIndustry: Building Materials

Martin Marietta, a member of the S&P 500 Index, is an American-based company and a leading supplier of building materials, including aggregates, cement, ready mixed concrete and asphalt. Through a network of operations spanning 28 states, Canada and The Bahamas, dedicated Martin Marietta teams supply the resources necessary for building the solid foundations on which our communities thrive. Martin Marietta’s Magnesia Specialties business provides a full range of magnesium oxide, magnesium hydroxide and dolomitic lime products.

Did you know?

Price sits at 47% of its 52-week range.

Current Price

$614.49

-0.74%

GoodMoat Value

$388.85

36.7% overvalued
Profile
Valuation (TTM)
Market Cap$37.06B
P/E14.63
EV$40.47B
P/B3.69
Shares Out60.31M
P/Sales5.66
Revenue$6.55B
EV/EBITDA11.57

Martin Marietta Materials Inc (MLM) Stock Analysis

GoodMoat Analysis

Based on data as of March 26, 2026

Martin Marietta Materials is a leading aggregates and building materials producer with a strong regional moat based on scale and regulatory barriers. However, its current valuation appears unfavourable, trading at a significant premium to the GoodMoat target price and with a high P/E ratio.

Read full analysis
Martin Marietta Materials (MLM) is a major producer of construction aggregates (crushed stone, sand, gravel) and other building materials, serving infrastructure, non-residential, and residential markets. Its primary competitive advantages, or moat, stem from Section 1 criteria like Scale Privilege and Regulatory Barriers. The business benefits from high barriers to entry due to the scarcity of permitted quarry locations and the immense cost of establishing new ones, coupled with the high cost of transporting heavy materials, which creates strong local and regional monopolies. This likely contributes to a Moat Score of 5 or higher, passing the initial gate in the Decision Framework. The company shows solid quality with an operating margin of 23.4% and manageable debt (Debt/Equity of 0.57). The critical issue is valuation. At a price of $589.42, the stock trades at a P/E of 31.3, which is high for a company with 8.6% YoY revenue growth. More importantly, it trades 57% above the GoodMoat target price of $374.83. According to the framework's Valuation & Risk Gate, this represents a negative Margin of Safety, placing it in the 'Unfavourable' band (<10%). While the business possesses a durable moat, the current price does not offer a margin of safety for a value investor, making further investigation primarily an exercise in understanding what would justify such a premium. Analysis based on data as of 2024-05-15.

MLM Price Chart

Market Cap$37.06B
Current Price$614.49
P/E Ratio14.63
Forward P/E
PEG Ratio0.01
EPS$18.81
Book Value$166.33
P/B Ratio3.69

MLM Financial Charts

FCF vs CAPEX

FCFCAPEX

Forward estimates use 9.3% FCF growth (CAGR)

Cash vs Debt

Net Debt: 5.6B

Revenue

4.7B

FY19

4.7B

FY20

5.4B

FY21

6.2B

FY22

5.9B

FY23

5.7B

FY24

6.2B

FY25

Net Income

612M

FY19

721M

FY20

703M

FY21

867M

FY22

1.2B

FY23

2.0B

FY24

1.1B

FY25

MLM 52-Week Range

$531.58
$707.23
50-Day MA: $615.29200-Day MA: $620.23
Did you know?

Trading 37% above its estimated fair value of $388.85.

Martin Marietta Materials Inc (MLM) Financial Summary

Martin Marietta Materials Inc (MLM) is a Basic Materials company in the Building Materials industry, listed on NYSE. The stock currently trades at $614.49 with a market capitalization of $37.06B.

Key valuation metrics include a P/E ratio of 14.63, price-to-book ratio of 3.69, and EPS of $18.81. The company reports a profit margin of 38.7% and return on equity of 25.3%.

MLM Key Financial Metrics

MetricValue
Market Cap$37.06B
P/E Ratio14.63
EPS$18.81
P/B Ratio3.69
P/S Ratio5.66
EV/EBITDA11.57
Dividend Yield0.53%
Profit Margin38.7%
Return on Equity25.3%
Debt/Equity0.57

MLM Revenue & Earnings History

YearRevenueNet Income
FY19$4.74B$611.90M
FY20$4.73B$721.00M
FY21$5.41B$702.50M
FY22$6.16B$867.00M
FY23$5.85B$1.17B
FY24$5.66B$2.00B
FY25$6.15B$1.14B

Martin Marietta Materials Inc (MLM) Valuation

Based on GoodMoat's DCF model, Martin Marietta Materials Inc has a fair value estimate of $388.85. At the current price of $614.49, the stock appears 58.0% overvalued relative to our intrinsic value estimate.

MLM Quality Indicators

Martin Marietta Materials Inc maintains a profit margin of 38.7% and an operating margin of 23.4%. Return on equity stands at 25.3%. The current ratio is 3.57. Debt-to-equity ratio is 0.57.

About Martin Marietta Materials Inc

Martin Marietta, a member of the S&P 500 Index, is an American-based company and a leading supplier of building materials, including aggregates, cement, ready mixed concrete and asphalt. Through a network of operations spanning 28 states, Canada and The Bahamas, dedicated Martin Marietta teams supply the resources necessary for building the solid foundations on which our communities thrive. Martin Marietta’s Magnesia Specialties business provides a full range of magnesium oxide, magnesium hydroxide and dolomitic lime products.

MLM Free Cash Flow

Martin Marietta Materials Inc generated $978.00M in trailing twelve-month free cash flow, representing an FCF yield of 2.64%. This moderate FCF yield indicates reasonable cash generation.

MLM Shares Outstanding

Martin Marietta Materials Inc has 0.06 billion shares outstanding at a share price of $614.49, giving it a market capitalization of $37.06B.