WallStSmart

Aspen Aerogels Inc (ASPN)vsLennox International Inc (LII)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Lennox International Inc generates 1816% more annual revenue ($5.20B vs $271.10M). LII leads profitability with a 15.5% profit margin vs -143.7%. LII earns a higher WallStSmart Score of 56/100 (C).

ASPN

Avoid

34

out of 100

Grade: F

Growth: 5.3Profit: 2.0Value: 5.0Quality: 5.0

LII

Buy

56

out of 100

Grade: C

Growth: 2.7Profit: 9.0Value: 7.3Quality: 6.3
Piotroski: 3/9Altman Z: 4.22
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

Intrinsic value data unavailable for ASPN.

LIISignificantly Overvalued (-259.6%)

Margin of Safety

-259.6%

Fair Value

$155.04

Current Price

$481.68

$326.64 premium

UndervaluedFair: $155.04Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ASPN1 strengths · Avg: 10.0/10
Price/BookValuation
1.1x10/10

Reasonable price relative to book value

LII2 strengths · Avg: 10.0/10
Return on EquityProfitability
75.8%10/10

Every $100 of equity generates 76 in profit

Altman Z-ScoreHealth
4.2210/10

Safe zone — low bankruptcy risk

Areas to Watch

ASPN4 concerns · Avg: 2.8/10
EPS GrowthGrowth
0.0%4/10

0.0% earnings growth

Market CapQuality
$253.45M3/10

Smaller company, higher risk/reward

Return on EquityProfitability
-91.6%2/10

ROE of -91.6% — below average capital efficiency

Revenue GrowthGrowth
-66.4%2/10

Revenue declined 66.4%

LII4 concerns · Avg: 2.8/10
Price/BookValuation
14.4x4/10

Trading at 14.4x book value

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Revenue GrowthGrowth
-11.2%2/10

Revenue declined 11.2%

EPS GrowthGrowth
-17.9%2/10

Earnings declined 17.9%

Comparative Analysis Report

WallStSmart Research

Bull Case : ASPN

The strongest argument for ASPN centers on Price/Book.

Bull Case : LII

The strongest argument for LII centers on Return on Equity, Altman Z-Score. Profitability is solid with margins at 15.5% and operating margin at 19.8%. PEG of 1.37 suggests the stock is reasonably priced for its growth.

Bear Case : ASPN

The primary concerns for ASPN are EPS Growth, Market Cap, Return on Equity.

Bear Case : LII

The primary concerns for LII are Price/Book, Piotroski F-Score, Revenue Growth.

Key Dynamics to Monitor

ASPN profiles as a turnaround stock while LII is a declining play — different risk/reward profiles.

ASPN carries more volatility with a beta of 3.04 — expect wider price swings.

LII is growing revenue faster at -11.2% — sustainability is the question.

LII generates stronger free cash flow (377M), providing more financial flexibility.

Bottom Line

LII scores higher overall (56/100 vs 34/100), backed by strong 15.5% margins. Both earn "Buy" and "Avoid" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Aspen Aerogels Inc

INDUSTRIALS · BUILDING PRODUCTS & EQUIPMENT · USA

Aspen Aerogels, Inc. designs, develops, manufactures, and sells airgel insulation products primarily for use in the energy infrastructure and building materials markets in the United States, Asia, Canada, Europe, and Latin America. The company is headquartered in Northborough, Massachusetts.

Lennox International Inc

INDUSTRIALS · BUILDING PRODUCTS & EQUIPMENT · USA

Lennox International Inc. designs, manufactures and markets a range of products for the heating, ventilation, air conditioning and refrigeration markets in the United States, Canada and internationally. The company is headquartered in Richardson, Texas.

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