Martin Marietta Materials Inc (MLM)vsRio Tinto ADR (RIO)
MLM
Martin Marietta Materials Inc
$575.83
-0.87%
BASIC MATERIALS · Cap: $34.67B
RIO
Rio Tinto ADR
$100.69
-4.47%
BASIC MATERIALS · Cap: $168.54B
Smart Verdict
WallStSmart Research — data-driven comparison
Rio Tinto ADR generates 808% more annual revenue ($57.64B vs $6.35B). MLM leads profitability with a 39.9% profit margin vs 17.3%. MLM appears more attractively valued with a PEG of 2.74. MLM earns a higher WallStSmart Score of 61/100 (C+).
MLM
Buy61
out of 100
Grade: C+
RIO
Buy54
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Intrinsic value data unavailable for MLM.
Margin of Safety
+24.5%
Fair Value
$130.00
Current Price
$100.69
$29.31 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Keeps 40 of every $100 in revenue as profit
Earnings expanding 1221.0% YoY
Every $100 of equity generates 22 in profit
17.2% revenue growth
Every $100 of equity generates 35 in profit
Large-cap with strong market position
Attractively priced relative to earnings
Reasonable price relative to book value
Strong operational efficiency at 25.3%
Generating 2.5B in free cash flow
Areas to Watch
Premium valuation, high expectations priced in
Grey zone — moderate risk
Expensive relative to growth rate
Weak financial health signals
Expensive relative to growth rate
Earnings declined 5.6%
Comparative Analysis Report
WallStSmart ResearchBull Case : MLM
The strongest argument for MLM centers on Profit Margin, EPS Growth, Return on Equity. Profitability is solid with margins at 39.9% and operating margin at 12.7%. Revenue growth of 17.2% demonstrates continued momentum.
Bull Case : RIO
The strongest argument for RIO centers on Return on Equity, Market Cap, P/E Ratio. Profitability is solid with margins at 17.3% and operating margin at 25.3%. Revenue growth of 14.6% demonstrates continued momentum.
Bear Case : MLM
The primary concerns for MLM are P/E Ratio, Altman Z-Score, PEG Ratio.
Bear Case : RIO
The primary concerns for RIO are Piotroski F-Score, PEG Ratio, EPS Growth.
Key Dynamics to Monitor
MLM profiles as a growth stock while RIO is a mature play — different risk/reward profiles.
MLM carries more volatility with a beta of 1.10 — expect wider price swings.
MLM is growing revenue faster at 17.2% — sustainability is the question.
RIO generates stronger free cash flow (2.5B), providing more financial flexibility.
Bottom Line
MLM scores higher overall (61/100 vs 54/100), backed by strong 39.9% margins and 17.2% revenue growth. RIO offers better value entry with a 24.5% margin of safety. Both earn "Buy" and "Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Martin Marietta Materials Inc
BASIC MATERIALS · BUILDING MATERIALS · USA
Martin Marietta Materials, Inc. is an American-based company. The company is a supplier of aggregates and heavy building materials, with operations spanning 26 states, Canada and the Caribbean. In particular, Martin Marietta supplies the resources for roads, sidewalks and foundations.
Visit Website →Rio Tinto ADR
BASIC MATERIALS · OTHER INDUSTRIAL METALS & MINING · USA
Rio Tinto Group is dedicated to the exploration, extraction and processing of mineral resources worldwide. The company is headquartered in London, the United Kingdom.
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