WallStSmart

Arista Networks (ANET)vsWest Pharmaceutical Services Inc (WST)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Arista Networks generates 201% more annual revenue ($9.71B vs $3.22B). ANET leads profitability with a 38.3% profit margin vs 16.9%. ANET appears more attractively valued with a PEG of 2.18. 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

WST

Buy

65

out of 100

Grade: C+

Growth: 7.3Profit: 8.0Value: 2.7Quality: 8.5
Piotroski: 4/9Altman Z: 4.73
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
WSTSignificantly Overvalued (-56.0%)

Margin of Safety

-56.0%

Fair Value

$157.79

Current Price

$314.50

$156.71 premium

UndervaluedFair: $157.79Overvalued

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

WST5 strengths · Avg: 9.0/10
EPS GrowthGrowth
56.1%10/10

Earnings expanding 56.1% YoY

Altman Z-ScoreHealth
4.7310/10

Safe zone — low bankruptcy risk

Debt/EquityHealth
0.119/10

Conservative balance sheet, low leverage

Operating MarginProfitability
21.7%8/10

Strong operational efficiency at 21.7%

Revenue GrowthGrowth
21.0%8/10

Revenue surging 21.0% year-over-year

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

WST2 concerns · Avg: 2.0/10
PEG RatioValuation
3.162/10

Expensive relative to growth rate

P/E RatioValuation
44.1x2/10

Premium valuation, high expectations priced in

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 : WST

The strongest argument for WST centers on EPS Growth, Altman Z-Score, Debt/Equity. Profitability is solid with margins at 16.9% and operating margin at 21.7%. Revenue growth of 21.0% demonstrates continued momentum.

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 : WST

The primary concerns for WST are PEG Ratio, P/E Ratio. A P/E of 44.1x leaves little room for execution misses.

Key Dynamics to Monitor

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.

Monitor COMPUTER HARDWARE industry trends, competitive dynamics, and regulatory changes.

Bottom Line

ANET scores higher overall (72/100 vs 65/100), 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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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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