Intuitive Surgical Inc (ISRG)vsWest Pharmaceutical Services Inc (WST)
ISRG
Intuitive Surgical Inc
$452.35
-0.21%
HEALTHCARE · Cap: $162.13B
WST
West Pharmaceutical Services Inc
$300.18
-0.17%
HEALTHCARE · Cap: $21.24B
Smart Verdict
WallStSmart Research — data-driven comparison
Intuitive Surgical Inc generates 229% more annual revenue ($10.58B vs $3.22B). ISRG leads profitability with a 28.1% profit margin vs 16.9%. ISRG appears more attractively valued with a PEG of 2.40. WST earns a higher WallStSmart Score of 67/100 (B-).
ISRG
Buy64
out of 100
Grade: C+
WST
Strong Buy67
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+76.8%
Fair Value
$1946.84
Current Price
$452.35
$1494.49 discount
Margin of Safety
-32.8%
Fair Value
$185.39
Current Price
$300.18
$114.79 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Strong operational efficiency at 30.9%
Safe zone — low bankruptcy risk
Large-cap with strong market position
Keeps 28 of every $100 in revenue as profit
Revenue surging 23.0% year-over-year
Earnings expanding 56.1% YoY
Safe zone — low bankruptcy risk
Strong operational efficiency at 21.7%
Revenue surging 21.0% year-over-year
Areas to Watch
Expensive relative to growth rate
Trading at 9.2x book value
Premium valuation, high expectations priced in
Expensive relative to growth rate
Premium valuation, high expectations priced in
Comparative Analysis Report
WallStSmart ResearchBull Case : ISRG
The strongest argument for ISRG centers on Operating Margin, Altman Z-Score, Market Cap. Profitability is solid with margins at 28.1% and operating margin at 30.9%. Revenue growth of 23.0% demonstrates continued momentum.
Bull Case : WST
The strongest argument for WST centers on EPS Growth, Altman Z-Score, Operating Margin. Profitability is solid with margins at 16.9% and operating margin at 21.7%. Revenue growth of 21.0% demonstrates continued momentum.
Bear Case : ISRG
The primary concerns for ISRG are PEG Ratio, Price/Book, P/E Ratio. A P/E of 55.6x leaves little room for execution misses.
Bear Case : WST
The primary concerns for WST are PEG Ratio, P/E Ratio. A P/E of 40.1x leaves little room for execution misses.
Key Dynamics to Monitor
ISRG carries more volatility with a beta of 1.68 — expect wider price swings.
ISRG is growing revenue faster at 23.0% — sustainability is the question.
ISRG generates stronger free cash flow (809M), providing more financial flexibility.
Monitor MEDICAL INSTRUMENTS & SUPPLIES industry trends, competitive dynamics, and regulatory changes.
Bottom Line
WST scores higher overall (67/100 vs 64/100), backed by strong 16.9% margins and 21.0% revenue growth. ISRG offers better value entry with a 76.8% margin of safety. 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.
Intuitive Surgical Inc
HEALTHCARE · MEDICAL INSTRUMENTS & SUPPLIES · USA
Intuitive Surgical, Inc. is an American corporation that develops, manufactures, and markets robotic products designed to improve clinical outcomes of patients through minimally invasive surgery, most notably with the da Vinci Surgical System.
West Pharmaceutical Services Inc
HEALTHCARE · MEDICAL INSTRUMENTS & SUPPLIES · USA
West Pharmaceutical Services, Inc. is a designer and manufacturer of injectable pharmaceutical packaging and delivery systems. The company is headquartered in Exton, Pennsylvania.
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