WallStSmart

Arista Networks (ANET)vsMerck & Company Inc (MRK)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Merck & Company Inc generates 630% more annual revenue ($65.77B vs $9.01B). ANET leads profitability with a 39.0% profit margin vs 13.6%. ANET appears more attractively valued with a PEG of 2.40. ANET earns a higher WallStSmart Score of 68/100 (B-).

ANET

Strong Buy

68

out of 100

Grade: B-

Growth: 8.7Profit: 9.5Value: 5.3Quality: 7.3
Piotroski: 2/9Altman Z: 3.53

MRK

Buy

53

out of 100

Grade: C-

Growth: 3.3Profit: 8.5Value: 2.7Quality: 4.8
Piotroski: 2/9
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

ANETUndervalued (+70.4%)

Margin of Safety

+70.4%

Fair Value

$449.02

Current Price

$172.62

$276.40 discount

UndervaluedFair: $449.02Overvalued
MRKSignificantly Overvalued (-15.7%)

Margin of Safety

-15.7%

Fair Value

$97.76

Current Price

$113.11

$15.35 premium

UndervaluedFair: $97.76Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

ANET6 strengths · Avg: 9.7/10
Market CapQuality
$217.46B10/10

Mega-cap, among the largest globally

Return on EquityProfitability
31.4%10/10

Every $100 of equity generates 31 in profit

Profit MarginProfitability
39.0%10/10

Keeps 39 of every $100 in revenue as profit

Operating MarginProfitability
41.5%10/10

Strong operational efficiency at 41.5%

Altman Z-ScoreHealth
3.5310/10

Safe zone — low bankruptcy risk

Revenue GrowthGrowth
28.9%8/10

Revenue surging 28.9% year-over-year

MRK4 strengths · Avg: 9.5/10
Market CapQuality
$277.02B10/10

Mega-cap, among the largest globally

Return on EquityProfitability
36.9%10/10

Every $100 of equity generates 37 in profit

Operating MarginProfitability
38.1%10/10

Strong operational efficiency at 38.1%

Free Cash FlowQuality
$2.93B8/10

Generating 2.9B in free cash flow

Areas to Watch

ANET4 concerns · Avg: 3.3/10
PEG RatioValuation
2.404/10

Expensive relative to growth rate

Price/BookValuation
17.5x4/10

Trading at 17.5x book value

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

P/E RatioValuation
62.8x2/10

Premium valuation, high expectations priced in

MRK4 concerns · Avg: 3.3/10
P/E RatioValuation
31.5x4/10

Premium valuation, high expectations priced in

Revenue GrowthGrowth
4.9%4/10

4.9% revenue growth

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

PEG RatioValuation
3.432/10

Expensive relative to growth rate

Comparative Analysis Report

WallStSmart Research

Bull Case : ANET

The strongest argument for ANET centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 39.0% and operating margin at 41.5%. Revenue growth of 28.9% demonstrates continued momentum.

Bull Case : MRK

The strongest argument for MRK centers on Market Cap, Return on Equity, Operating Margin.

Bear Case : ANET

The primary concerns for ANET are PEG Ratio, Price/Book, Piotroski F-Score. A P/E of 62.8x leaves little room for execution misses.

Bear Case : MRK

The primary concerns for MRK are P/E Ratio, Revenue Growth, Piotroski F-Score.

Key Dynamics to Monitor

ANET profiles as a growth stock while MRK is a value play — different risk/reward profiles.

ANET carries more volatility with a beta of 1.67 — expect wider price swings.

ANET is growing revenue faster at 28.9% — sustainability is the question.

MRK generates stronger free cash flow (2.9B), providing more financial flexibility.

Bottom Line

ANET scores higher overall (68/100 vs 53/100), backed by strong 39.0% margins and 28.9% 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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Merck & Company Inc

HEALTHCARE · DRUG MANUFACTURERS - GENERAL · USA

Merck & Co. is an American multinational pharmaceutical company headquartered in Kenilworth, New Jersey. It is named after the Merck family, which set up Merck Group in Germany in 1668.

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