WallStSmart

Intuitive Surgical Inc (ISRG)vsWest Pharmaceutical Services Inc (WST)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Intuitive Surgical Inc generates 232% more annual revenue ($11.03B vs $3.33B). ISRG leads profitability with a 28.4% profit margin vs 17.0%. ISRG appears more attractively valued with a PEG of 1.78. ISRG earns a higher WallStSmart Score of 66/100 (B-).

ISRG

Strong Buy

66

out of 100

Grade: B-

Growth: 8.0Profit: 9.0Value: 6.0Quality: 7.8
Piotroski: 4/9Altman Z: 5.95

WST

Buy

61

out of 100

Grade: C+

Growth: 6.0Profit: 8.0Value: 2.7Quality: 8.5
Piotroski: 4/9Altman Z: 4.73
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ISRGUndervalued (+81.6%)

Margin of Safety

+81.6%

Fair Value

$1922.89

Current Price

$368.26

$1554.63 discount

UndervaluedFair: $1922.89Overvalued
WSTSignificantly Overvalued (-47.9%)

Margin of Safety

-47.9%

Fair Value

$166.45

Current Price

$348.76

$182.31 premium

UndervaluedFair: $166.45Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ISRG6 strengths · Avg: 9.0/10
Operating MarginProfitability
33.8%10/10

Strong operational efficiency at 33.8%

Altman Z-ScoreHealth
5.9510/10

Safe zone — low bankruptcy risk

Market CapQuality
$122.06B9/10

Large-cap with strong market position

Profit MarginProfitability
28.4%9/10

Keeps 28 of every $100 in revenue as profit

Revenue GrowthGrowth
18.5%8/10

18.5% revenue growth

EPS GrowthGrowth
26.5%8/10

Earnings expanding 26.5% YoY

WST3 strengths · Avg: 9.0/10
Altman Z-ScoreHealth
4.7310/10

Safe zone — low bankruptcy risk

Debt/EquityHealth
0.109/10

Conservative balance sheet, low leverage

Operating MarginProfitability
22.5%8/10

Strong operational efficiency at 22.5%

Areas to Watch

ISRG2 concerns · Avg: 3.0/10
PEG RatioValuation
1.784/10

Expensive relative to growth rate

P/E RatioValuation
40.2x2/10

Premium valuation, high expectations priced in

WST3 concerns · Avg: 2.7/10
Price/BookValuation
8.3x4/10

Trading at 8.3x book value

PEG RatioValuation
2.912/10

Expensive relative to growth rate

P/E RatioValuation
43.5x2/10

Premium valuation, high expectations priced in

Comparative Analysis Report

WallStSmart Research

Bull Case : ISRG

The strongest argument for ISRG centers on Operating Margin, Altman Z-Score, Market Cap. Profitability is solid with margins at 28.4% and operating margin at 33.8%. Revenue growth of 18.5% demonstrates continued momentum.

Bull Case : WST

The strongest argument for WST centers on Altman Z-Score, Debt/Equity, Operating Margin. Profitability is solid with margins at 17.0% and operating margin at 22.5%. Revenue growth of 13.8% demonstrates continued momentum.

Bear Case : ISRG

The primary concerns for ISRG are PEG Ratio, P/E Ratio. A P/E of 40.2x leaves little room for execution misses.

Bear Case : WST

The primary concerns for WST are Price/Book, PEG Ratio, P/E Ratio. A P/E of 43.5x leaves little room for execution misses.

Key Dynamics to Monitor

ISRG profiles as a growth stock while WST is a mature play — different risk/reward profiles.

ISRG carries more volatility with a beta of 1.46 — expect wider price swings.

ISRG is growing revenue faster at 18.5% — sustainability is the question.

ISRG generates stronger free cash flow (948M), providing more financial flexibility.

Bottom Line

ISRG scores higher overall (66/100 vs 61/100), backed by strong 28.4% margins and 18.5% revenue growth. 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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