WallStSmart

Intuitive Surgical Inc (ISRG)vsNational Grid PLC ADR (NGG)

VS

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

Buy

64

out of 100

Grade: C+

Growth: 8.0Profit: 9.0Value: 5.3Quality: 7.8
Piotroski: 4/9Altman Z: 6.18

NGG

Buy

50

out of 100

Grade: C-

Growth: 2.0Profit: 6.5Value: 5.7Quality: 4.0
Piotroski: 4/9Altman Z: 1.24
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ISRGUndervalued (+76.6%)

Margin of Safety

+76.6%

Fair Value

$1954.79

Current Price

$453.83

$1500.96 discount

UndervaluedFair: $1954.79Overvalued

Intrinsic value data unavailable for NGG.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ISRG5 strengths · Avg: 9.2/10
Operating MarginProfitability
30.9%10/10

Strong operational efficiency at 30.9%

Altman Z-ScoreHealth
6.1810/10

Safe zone — low bankruptcy risk

Market CapQuality
$160.73B9/10

Large-cap with strong market position

Profit MarginProfitability
28.1%9/10

Keeps 28 of every $100 in revenue as profit

Revenue GrowthGrowth
23.0%8/10

Revenue surging 23.0% year-over-year

NGG2 strengths · Avg: 8.5/10
Market CapQuality
$85.52B9/10

Large-cap with strong market position

Operating MarginProfitability
24.1%8/10

Strong operational efficiency at 24.1%

Areas to Watch

ISRG3 concerns · Avg: 3.3/10
PEG RatioValuation
2.504/10

Expensive relative to growth rate

Price/BookValuation
9.2x4/10

Trading at 9.2x book value

P/E RatioValuation
55.3x2/10

Premium valuation, high expectations priced in

NGG4 concerns · Avg: 3.0/10
Price/BookValuation
9.0x4/10

Trading at 9.0x book value

Return on EquityProfitability
7.9%3/10

ROE of 7.9% — below average capital efficiency

Debt/EquityHealth
1.233/10

Elevated debt levels

Revenue GrowthGrowth
-11.3%2/10

Revenue declined 11.3%

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 28.1% 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.

Visit Website →

Want to dig deeper into these stocks?