Intuitive Surgical Inc (ISRG)vsNational Grid PLC ADR (NGG)
ISRG
Intuitive Surgical Inc
$453.83
+0.83%
HEALTHCARE · Cap: $160.73B
NGG
National Grid PLC ADR
$89.54
+4.14%
UTILITIES · Cap: $85.52B
Smart Verdict
WallStSmart Research — data-driven comparison
National Grid PLC ADR generates 65% more annual revenue ($17.48B vs $10.58B). ISRG leads profitability with a 28.1% profit margin vs 16.4%. NGG appears more attractively valued with a PEG of 1.09. ISRG earns a higher WallStSmart Score of 64/100 (C+).
ISRG
Buy64
out of 100
Grade: C+
NGG
Buy50
out of 100
Grade: C-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+76.6%
Fair Value
$1954.79
Current Price
$453.83
$1500.96 discount
Intrinsic value data unavailable for NGG.
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
Large-cap with strong market position
Strong operational efficiency at 24.1%
Areas to Watch
Expensive relative to growth rate
Trading at 9.2x book value
Premium valuation, high expectations priced in
Trading at 9.0x book value
ROE of 7.9% — below average capital efficiency
Elevated debt levels
Revenue declined 11.3%
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 : NGG
The strongest argument for NGG centers on Market Cap, Operating Margin. Profitability is solid with margins at 16.4% and operating margin at 24.1%. PEG of 1.09 suggests the stock is reasonably priced for its growth.
Bear Case : ISRG
The primary concerns for ISRG are PEG Ratio, Price/Book, P/E Ratio. A P/E of 55.3x leaves little room for execution misses.
Bear Case : NGG
The primary concerns for NGG are Price/Book, Return on Equity, Debt/Equity.
Key Dynamics to Monitor
ISRG profiles as a growth stock while NGG is a declining play — different risk/reward profiles.
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.
Bottom Line
ISRG scores higher overall (64/100 vs 50/100), backed by strong 28.1% margins and 23.0% 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.
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.
National Grid PLC ADR
UTILITIES · UTILITIES - REGULATED ELECTRIC · USA
National Grid plc transmits and distributes electricity and natural gas. The company is headquartered in London, the United Kingdom.
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