Compare StocksANET vs MSFT

Arista Networks, Inc. (ANET) vs Microsoft Corporation (MSFT)

ANET
Arista Networks, Inc.
$136.26
VS
MSFT
Microsoft Corporation
$389.02

Rewards

ANET
  • Arista Networks, Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Gross margin of 64.1% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Arista Networks, Inc. scores 93/100 on the Economic Moat Score (Wide Moat), with reinvestment efficiency as the strongest competitive dimension.
MSFT
  • Microsoft Corporation has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Gross margin of 68.6% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Microsoft Corporation scores 88/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.

Risks

ANET
  • FCF yield of 2.0% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • Trailing P/E of 49.5x is 25% above the historical average of 39.5x — the stock trades at a premium to its own history.
  • PEG ratio of 2.59 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
MSFT
  • FCF yield of 2.5% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.

Key Valuation Metrics

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ANET
MSFT
Valuation
$3.39B
Free Cash Flow
$71.61B
1.97%
FCF Yield
2.48%
49.55
Trailing P/E
24.33
31.96
Forward P/E
20.64
Quality & Moat
23.88%
ROIC
22.10%
28.44%
ROE
26.05%
64.06%
Gross Margin
68.59%
2.59
PEG Ratio
0.41
Balance Sheet Safety
0.00
Debt / Equity
0.32
N/A
Interest Coverage
N/A
-2.73
Net Debt / EBITDA
0.19
N/A
Dividend Yield
0.94%
ANET: 4Ties: 1MSFT: 6
ANETMSFT

Historical Fundamentals

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ANET

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

MSFT

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation.

$1 Retained Earnings Test

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ANET
$15.08
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$8.45B
Δ Market Cap
+$127.40B
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer
MSFT
$9.18
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$196.68B
Δ Market Cap
+$1.81T
Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Buffett's "$1 Test": For every $1 of earnings retained, has management created at least $1 of market value?
> $1 created per $1 retained = Value Creator · < $1 created = Value Destroyer

Discounted Cash Flow (DCF) Analysis

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ANET
1.3% Overvalued
Price is 1.3% above estimated fair value
Current Price: $136.26
Fair Value: $134.46
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
MSFT
0.5% Overvalued
Price is 0.5% above estimated fair value
Current Price: $389.02
Fair Value: $387.10
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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ANET

What growth rate is the market pricing in at $136?

+19.0%
Market-Implied Owner Earnings Growth
Standard FCF implies +19.5%

The market implies +19.0% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +19.5%, reflecting heavy growth investment expected to generate future returns.

MSFT

What growth rate is the market pricing in at $389?

+12.6%
Market-Implied Owner Earnings Growth
Standard FCF implies +17.4%

The market implies +12.6% Owner Earnings growth, roughly in line with history — reasonably priced.

Standard FCF implies +17.4%, reflecting ongoing growth investment.

Economic Moat Score

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ANET
93/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. Reinvestment Efficiency is the standout factor.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 5 years of fundamental data.
MSFT
88/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by revenue predictability. Reinvestment Efficiency is the area most vulnerable to competitive pressure.

Composite score measuring competitive advantage durability across four dimensions: returns above cost of capital, pricing power stability, revenue predictability, and capital efficiency. Based on 4 years of fundamental data.

Forensic Accounting

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ANET
-2.10
Possible Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.
MSFT
-2.51
Unlikely Manipulator
Above -1.78 = likely manipulator · -2.22 to -1.78 = grey zone

M-Score Trend

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Beneish's 8-variable model estimates the probability of earnings manipulation. An M-Score above -1.78 signals elevated risk — companies in this range have historically been 3-5× more likely to be manipulating earnings. Scores between -2.22 and -1.78 fall in a grey zone warranting further investigation.

Ownership Breakdown

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ANET
Insiders 18.0%Institutions 70.8%Retail & Other 11.2%
No. of Institutional Holders2,761
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.
MSFT
Insiders 0.1%Institutions 76.0%Retail & Other 23.9%
No. of Institutional Holders8,054
High insider ownership aligns management incentives with shareholders — a key signal in Buffett-style analysis. Institutional concentration can indicate smart-money conviction but also crowding risk.

High insider ownership aligns management incentives with shareholders. Institutional concentration can indicate smart-money conviction but also crowding risk.

Insider Buying Activity

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ANET
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
MSFT
1
Buys (3M)
2
Buys (12M)
Total value (12M): $3.44M
STANTON JOHN W.
Director
$1.99M
@ $397.35 · 2026-02-18
SMITH BRADFORD LEE
President
$1.45M
@ $377.47 · 2025-04-23
Open market purchases · includes direct & indirect ownership · excludes option exercises

Open market purchases · includes direct & indirect ownership · excludes option exercises.

Insider Selling Activity

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ANET
2
Sells (3M)
8
Sells (12M)
Total value (12M): $6.75M
WASSENAAR YVONNE
Director
$240,380
@ $132.44 · 2026-02-25
BATTLES KELLY BODNAR
Director
$54,042
@ $128.06 · 2026-02-23
ULLAL JAYSHREE
Chief Executive Officer
$2.99M
@ $124.55 · 2025-11-25
BATTLES KELLY BODNAR
Director
$49,436
@ $117.15 · 2025-11-21
ULLAL JAYSHREE
Chief Executive Officer
$3.19M
@ $132.77 · 2025-08-25
BATTLES KELLY BODNAR
Director
$99,081
@ $114.68 · 2025-07-25
WASSENAAR YVONNE
Director
$15,826
@ $94.20 · 2025-05-21
BATTLES KELLY BODNAR
Director
$102,180
@ $68.49 · 2025-04-22
TAXAY MARC
General Counsel
$4.59M
@ $88.59 · 2025-03-03
ULLAL JAYSHREE
Chief Executive Officer
$12.99M
@ $93.88 · 2025-02-24
WASSENAAR YVONNE
Director
$17,233
@ $102.58 · 2025-02-21
MCCOOL JOHN F.
Officer
$11,436
@ $102.11 · 2025-02-19
BATTLES KELLY BODNAR
Director
$159,409
@ $107.13 · 2025-02-14
WASSENAAR YVONNE
Director
$20,331
@ $121.02 · 2025-01-21
TAXAY MARC
General Counsel
$4.36M
@ $1640.40 · 2024-12-02
ULLAL JAYSHREE
Chief Executive Officer
$28.77M
@ $1619.88 · 2024-11-21
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
MSFT
1
Sells (3M)
13
Sells (12M)
Total value (12M): $172.43M
HOGAN KATHLEEN T
Officer
$5.05M
@ $409.55 · 2026-03-06
NUMOTO TAKESHI
Officer
$1.36M
@ $478.72 · 2025-12-04
ALTHOFF JUDSON
Officer
$6.27M
@ $491.52 · 2025-12-02
SMITH BRADFORD LEE
President
$19.97M
@ $518.64 · 2025-11-03
NADELLA SATYA
Chief Executive Officer
$75.32M
@ $504.78 · 2025-09-03
NUMOTO TAKESHI
Officer
$2.56M
@ $527.32 · 2025-08-12
NUMOTO TAKESHI
Officer
$1.39M
@ $463.00 · 2025-06-03
NUMOTO TAKESHI
Officer
$460,008
@ $460.01 · 2025-05-30
HOGAN KATHLEEN T
Officer
$9.76M
@ $453.77 · 2025-05-21
ALTHOFF JUDSON
Officer
$7.33M
@ $458.18 · 2025-05-19
COLEMAN AMY
Officer
$5.99M
@ $452.04 · 2025-05-15
SMITH BRADFORD LEE
President
$1.68M
@ $438.44 · 2025-05-05
SMITH BRADFORD LEE
President
$35.30M
@ $435.84 · 2025-05-05
NUMOTO TAKESHI
Officer
$1.12M
@ $447.41 · 2024-12-09
NUMOTO TAKESHI
Officer
$874,634
@ $437.32 · 2024-12-04
NUMOTO TAKESHI
Officer
$1.50M
@ $428.76 · 2024-12-02
ALTHOFF JUDSON
Officer
$10.43M
@ $417.00 · 2024-11-22
NUMOTO TAKESHI
Officer
$414,720
@ $414.72 · 2024-11-22
YOUNG CHRISTOPHER DAVID
Officer
$3.05M
@ $423.66 · 2024-11-12
HOGAN KATHLEEN T
Officer
$7.16M
@ $411.86 · 2024-09-10
NUMOTO TAKESHI
Officer
$1.03M
@ $411.04 · 2024-09-10
SMITH BRADFORD LEE
President
$16.10M
@ $402.59 · 2024-09-09
HOOD AMY E
Chief Financial Officer
$15.60M
@ $410.55 · 2024-09-05
NADELLA SATYA
Chief Executive Officer
$32.02M
@ $408.63 · 2024-09-04
NUMOTO TAKESHI
Officer
$235,535
@ $416.14 · 2024-06-03
ALTHOFF JUDSON
Officer
$10.64M
@ $425.68 · 2024-05-23
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives

Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.

🎭 Mr. Market's Mood

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ANET
FearGreed
😐Neutral(54/100)

"Market is pricing this stock without strong emotion in either direction"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.
MSFT
FearGreed
😐Neutral(43/100)

"Market is pricing this stock without strong emotion in either direction"

Composite sentiment score based on 6 market signals. Inspired by Buffett's "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

Composite sentiment score based on market signals. Inspired by Buffett’s "Mr. Market" allegory — fear = potential opportunity, greed = potential risk. Must be used alongside fundamental analysis, not in isolation.

⚖️ Buffett Signal

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ANET
Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Neutral (54)
MSFT
Awaiting DCF Data

The Buffett Signal cross-references market sentiment with DCF valuation. Configure the DCF Analysis above to generate a signal.

DCF Margin of Safety: N/AMr. Market's Mood: Neutral (43)
View ANET Full AnalysisView MSFT Full Analysis
Arista Networks, Inc. (ANET) vs Microsoft Corporation (MSFT) Stock Comparison | SafetyMargin.io