Lennox International Inc (LII)vsVertex Pharmaceuticals Inc (VRTX)
LII
Lennox International Inc
$541.37
+3.67%
INDUSTRIALS · Cap: $18.32B
VRTX
Vertex Pharmaceuticals Inc
$427.65
+0.78%
HEALTHCARE · Cap: $108.71B
Smart Verdict
WallStSmart Research — data-driven comparison
Vertex Pharmaceuticals Inc generates 128% more annual revenue ($12.00B vs $5.26B). VRTX leads profitability with a 32.9% profit margin vs 15.1%. LII appears more attractively valued with a PEG of 1.52. VRTX earns a higher WallStSmart Score of 66/100 (B-).
LII
Buy56
out of 100
Grade: C
VRTX
Strong Buy66
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-50.6%
Fair Value
$370.16
Current Price
$541.37
$171.21 premium
Margin of Safety
+56.0%
Fair Value
$973.13
Current Price
$427.65
$545.48 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Every $100 of equity generates 77 in profit
Safe zone — low bankruptcy risk
Keeps 33 of every $100 in revenue as profit
Strong operational efficiency at 39.6%
Safe zone — low bankruptcy risk
Large-cap with strong market position
Every $100 of equity generates 23 in profit
Conservative balance sheet, low leverage
Areas to Watch
Expensive relative to growth rate
Trading at 16.2x book value
Weak financial health signals
Earnings declined 0.6%
Expensive relative to growth rate
Moderate valuation
Weak financial health signals
Comparative Analysis Report
WallStSmart ResearchBull Case : LII
The strongest argument for LII centers on Return on Equity, Altman Z-Score. Profitability is solid with margins at 15.1% and operating margin at 14.4%.
Bull Case : VRTX
The strongest argument for VRTX centers on Profit Margin, Operating Margin, Altman Z-Score. Profitability is solid with margins at 32.9% and operating margin at 39.6%.
Bear Case : LII
The primary concerns for LII are PEG Ratio, Price/Book, Piotroski F-Score.
Bear Case : VRTX
The primary concerns for VRTX are PEG Ratio, P/E Ratio, Piotroski F-Score.
Key Dynamics to Monitor
LII carries more volatility with a beta of 1.21 — expect wider price swings.
VRTX is growing revenue faster at 9.5% — sustainability is the question.
VRTX generates stronger free cash flow (349M), providing more financial flexibility.
Monitor BUILDING PRODUCTS & EQUIPMENT industry trends, competitive dynamics, and regulatory changes.
Bottom Line
VRTX scores higher overall (66/100 vs 56/100), backed by strong 32.9% margins. Both earn "Strong 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.
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.
Vertex Pharmaceuticals Inc
HEALTHCARE · BIOTECHNOLOGY · USA
Vertex Pharmaceuticals, Inc. is an American biopharmaceutical company based in Boston, Massachusetts.
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