WallStSmart

Knife River Corporation (KNF)vsMartin Marietta Materials Inc (MLM)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Martin Marietta Materials Inc generates 98% more annual revenue ($6.35B vs $3.20B). MLM leads profitability with a 39.9% profit margin vs 4.6%. KNF appears more attractively valued with a PEG of 1.44. MLM earns a higher WallStSmart Score of 61/100 (C+).

KNF

Buy

59

out of 100

Grade: C

Growth: 8.0Profit: 4.5Value: 4.7Quality: 6.0
Piotroski: 1/9Altman Z: 2.20

MLM

Buy

61

out of 100

Grade: C+

Growth: 7.3Profit: 7.5Value: 3.7Quality: 6.5
Piotroski: 4/9Altman Z: 1.94
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

KNFSignificantly Overvalued (-88.0%)

Margin of Safety

-88.0%

Fair Value

$42.88

Current Price

$74.16

$31.28 premium

UndervaluedFair: $42.88Overvalued

Intrinsic value data unavailable for MLM.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

KNF3 strengths · Avg: 8.0/10
Price/BookValuation
2.7x8/10

Reasonable price relative to book value

Revenue GrowthGrowth
16.0%8/10

16.0% revenue growth

EPS GrowthGrowth
36.1%8/10

Earnings expanding 36.1% YoY

MLM4 strengths · Avg: 9.3/10
Profit MarginProfitability
39.9%10/10

Keeps 40 of every $100 in revenue as profit

EPS GrowthGrowth
1221.0%10/10

Earnings expanding 1221.0% YoY

Return on EquityProfitability
22.4%9/10

Every $100 of equity generates 22 in profit

Revenue GrowthGrowth
17.2%8/10

17.2% revenue growth

Areas to Watch

KNF4 concerns · Avg: 3.0/10
P/E RatioValuation
29.9x4/10

Moderate valuation

Profit MarginProfitability
4.6%3/10

4.6% margin — thin

Piotroski F-ScoreQuality
1/93/10

Weak financial health signals

Free Cash FlowQuality
$-135.90M2/10

Negative free cash flow — burning cash

MLM3 concerns · Avg: 3.3/10
P/E RatioValuation
36.2x4/10

Premium valuation, high expectations priced in

Altman Z-ScoreHealth
1.944/10

Grey zone — moderate risk

PEG RatioValuation
2.742/10

Expensive relative to growth rate

Comparative Analysis Report

WallStSmart Research

Bull Case : KNF

The strongest argument for KNF centers on Price/Book, Revenue Growth, EPS Growth. Revenue growth of 16.0% demonstrates continued momentum. PEG of 1.44 suggests the stock is reasonably priced for its growth.

Bull 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.

Bear Case : KNF

The primary concerns for KNF are P/E Ratio, Profit Margin, Piotroski F-Score. Thin 4.6% margins leave little buffer for downturns.

Bear Case : MLM

The primary concerns for MLM are P/E Ratio, Altman Z-Score, PEG Ratio.

Key Dynamics to Monitor

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.

MLM generates stronger free cash flow (41M), providing more financial flexibility.

Monitor BUILDING MATERIALS industry trends, competitive dynamics, and regulatory changes.

Bottom Line

MLM scores higher overall (61/100 vs 59/100), backed by strong 39.9% margins and 17.2% revenue growth. 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.

Knife River Corporation

BASIC MATERIALS · BUILDING MATERIALS · USA

Knife River Corporation provides aggregates-based construction materials and contracting services in the United States. The company is headquartered in Bismarck, North Dakota.

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.

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