WallStSmart

Arista Networks (ANET)vsThermo Fisher Scientific Inc (TMO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Thermo Fisher Scientific Inc generates 365% more annual revenue ($45.20B vs $9.71B). ANET leads profitability with a 38.3% profit margin vs 15.1%. TMO appears more attractively valued with a PEG of 1.56. ANET earns a higher WallStSmart Score of 72/100 (B).

ANET

Strong Buy

72

out of 100

Grade: B

Growth: 9.3Profit: 9.5Value: 5.3Quality: 6.8
Piotroski: 2/9Altman Z: 3.53

TMO

Buy

62

out of 100

Grade: C+

Growth: 4.7Profit: 7.0Value: 4.0Quality: 6.0
Piotroski: 3/9Altman Z: 2.13
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ANETUndervalued (+63.9%)

Margin of Safety

+63.9%

Fair Value

$465.25

Current Price

$166.15

$299.10 discount

UndervaluedFair: $465.25Overvalued
TMOSignificantly Overvalued (-42.6%)

Margin of Safety

-42.6%

Fair Value

$331.35

Current Price

$472.80

$141.45 premium

UndervaluedFair: $331.35Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ANET6 strengths · Avg: 9.8/10
Market CapQuality
$212.91B10/10

Mega-cap, among the largest globally

Profit MarginProfitability
38.3%10/10

Keeps 38 of every $100 in revenue as profit

Operating MarginProfitability
42.7%10/10

Strong operational efficiency at 42.7%

Revenue GrowthGrowth
35.1%10/10

Revenue surging 35.1% year-over-year

Altman Z-ScoreHealth
3.5310/10

Safe zone — low bankruptcy risk

Return on EquityProfitability
27.6%9/10

Every $100 of equity generates 28 in profit

TMO1 strengths · Avg: 9.0/10
Market CapQuality
$176.04B9/10

Large-cap with strong market position

Areas to Watch

ANET4 concerns · Avg: 3.3/10
PEG RatioValuation
2.184/10

Expensive relative to growth rate

Price/BookValuation
15.5x4/10

Trading at 15.5x book value

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

P/E RatioValuation
58.1x2/10

Premium valuation, high expectations priced in

TMO3 concerns · Avg: 3.7/10
PEG RatioValuation
1.564/10

Expensive relative to growth rate

P/E RatioValuation
26.0x4/10

Moderate valuation

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Comparative Analysis Report

WallStSmart Research

Bull Case : ANET

The strongest argument for ANET centers on Market Cap, Profit Margin, Operating Margin. Profitability is solid with margins at 38.3% and operating margin at 42.7%. Revenue growth of 35.1% demonstrates continued momentum.

Bull Case : TMO

The strongest argument for TMO centers on Market Cap. Profitability is solid with margins at 15.1% and operating margin at 17.9%.

Bear Case : ANET

The primary concerns for ANET are PEG Ratio, Price/Book, Piotroski F-Score. A P/E of 58.1x leaves little room for execution misses.

Bear Case : TMO

The primary concerns for TMO are PEG Ratio, P/E Ratio, Piotroski F-Score.

Key Dynamics to Monitor

ANET profiles as a growth stock while TMO is a mature play — different risk/reward profiles.

ANET carries more volatility with a beta of 1.61 — expect wider price swings.

ANET is growing revenue faster at 35.1% — sustainability is the question.

ANET generates stronger free cash flow (1.6B), providing more financial flexibility.

Bottom Line

ANET scores higher overall (72/100 vs 62/100), backed by strong 38.3% margins and 35.1% 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.

Arista Networks

TECHNOLOGY · COMPUTER HARDWARE · USA

Arista Networks (formerly Arastra) is an American computer networking company headquartered in Santa Clara, California. The company designs and sells multilayer network switches to deliver software-defined networking (SDN) solutions for large datacenter, cloud computing, high-performance computing, and high-frequency trading environments.

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Thermo Fisher Scientific Inc

HEALTHCARE · DIAGNOSTICS & RESEARCH · USA

Thermo Fisher Scientific is an American provisioner of scientific instrumentation, reagents and consumables, and software and services to healthcare, life science, and other laboratories in academia, government, and industry (including in the biotechnology and pharmaceutical sectors). Based in Waltham, Massachusetts, Thermo Fisher was created in 2006 by the merger of Thermo Electron and Fisher Scientific, to form a company with US$ 9 billion in combined revenues.

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