WallStSmart

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

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Merck & Company Inc generates 577% more annual revenue ($65.77B vs $9.71B). ANET leads profitability with a 38.3% profit margin vs 13.6%. 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

MRK

Hold

50

out of 100

Grade: D+

Growth: 3.3Profit: 8.0Value: 2.7Quality: 5.0
Piotroski: 3/9Altman Z: 2.30
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
MRKSignificantly Overvalued (-42.4%)

Margin of Safety

-42.4%

Fair Value

$80.88

Current Price

$120.79

$39.91 premium

UndervaluedFair: $80.88Overvalued

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

MRK3 strengths · Avg: 9.3/10
Market CapQuality
$283.78B10/10

Mega-cap, among the largest globally

Operating MarginProfitability
38.6%10/10

Strong operational efficiency at 38.6%

Free Cash FlowQuality
$2.93B8/10

Generating 2.9B in free cash flow

Areas to Watch

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

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

MRK4 concerns · Avg: 3.5/10
P/E RatioValuation
32.4x4/10

Premium valuation, high expectations priced in

Revenue GrowthGrowth
4.9%4/10

4.9% revenue growth

Debt/EquityHealth
1.073/10

Elevated debt levels

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 : MRK

The strongest argument for MRK centers on Market Cap, Operating Margin, Free Cash Flow.

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 : MRK

The primary concerns for MRK are P/E Ratio, Revenue Growth, Debt/Equity.

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 1.61 — expect wider price swings.

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

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

Bottom Line

ANET scores higher overall (72/100 vs 50/100), backed by strong 38.3% margins and 35.1% revenue growth. Both earn "Strong Buy" and "Hold" 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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