WallStSmart

Intuitive Surgical Inc (ISRG)vsAT&T Inc. (T)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

AT&T Inc. generates 1096% more annual revenue ($126.53B vs $10.58B). ISRG leads profitability with a 28.1% profit margin vs 16.9%. T appears more attractively valued with a PEG of 1.81. T 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

T

Buy

64

out of 100

Grade: C+

Growth: 3.3Profit: 7.5Value: 7.3Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ISRGUndervalued (+76.6%)

Margin of Safety

+76.6%

Fair Value

$1938.99

Current Price

$450.06

$1488.93 discount

UndervaluedFair: $1938.99Overvalued
TUndervalued (+21.5%)

Margin of Safety

+21.5%

Fair Value

$32.17

Current Price

$25.16

$7.01 discount

UndervaluedFair: $32.17Overvalued

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
$160.61B9/10

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

T5 strengths · Avg: 8.6/10
P/E RatioValuation
8.3x10/10

Attractively priced relative to earnings

Market CapQuality
$175.52B9/10

Large-cap with strong market position

Price/BookValuation
1.6x8/10

Reasonable price relative to book value

Operating MarginProfitability
22.7%8/10

Strong operational efficiency at 22.7%

Free Cash FlowQuality
$2.68B8/10

Generating 2.7B in free cash flow

Areas to Watch

ISRG3 concerns · Avg: 3.3/10
PEG RatioValuation
2.374/10

Expensive relative to growth rate

Price/BookValuation
9.1x4/10

Trading at 9.1x book value

P/E RatioValuation
55.2x2/10

Premium valuation, high expectations priced in

T3 concerns · Avg: 3.3/10
PEG RatioValuation
1.814/10

Expensive relative to growth rate

Revenue GrowthGrowth
2.9%4/10

2.9% revenue growth

EPS GrowthGrowth
-11.3%2/10

Earnings 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 : T

The strongest argument for T centers on P/E Ratio, Market Cap, Price/Book. Profitability is solid with margins at 16.9% and operating margin at 22.7%.

Bear Case : ISRG

The primary concerns for ISRG are PEG Ratio, Price/Book, P/E Ratio. A P/E of 55.2x leaves little room for execution misses.

Bear Case : T

The primary concerns for T are PEG Ratio, Revenue Growth, EPS Growth.

Key Dynamics to Monitor

ISRG profiles as a growth stock while T is a value play — different risk/reward profiles.

ISRG carries more volatility with a beta of 1.51 — expect wider price swings.

ISRG is growing revenue faster at 23.0% — sustainability is the question.

T generates stronger free cash flow (2.7B), providing more financial flexibility.

Bottom Line

ISRG scores higher overall (64/100 vs 64/100), backed by strong 28.1% margins and 23.0% revenue growth. T offers better value entry with a 21.5% margin of safety. 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.

AT&T Inc.

COMMUNICATION SERVICES · TELECOM SERVICES · USA

AT&T Inc. is an American multinational conglomerate holding company, Delaware-registered but headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world largest telecommunications company, and the second largest provider of mobile telephone services.

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