Compare StocksCMCSA vs NKE

Comcast Corporation (CMCSA) vs NIKE, Inc. (NKE)

CMCSA
Comcast Corporation
$28.98
VS
NKE
NIKE, Inc.
$53.44

Rewards

CMCSA
  • Gross margin of 71.7% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Comcast Corporation scores 72/100 on the Economic Moat Score (Wide Moat), with margin stability as the strongest competitive dimension.
  • Free cash flow has grown at a 15.0% CAGR over the past 4 years, demonstrating strong earnings power growth.
NKE
  • NIKE, Inc. has maintained ROIC above 10% for 4 consecutive years, suggesting solid business economics.
  • NIKE, Inc. scores 72/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.
  • Return on equity has consistently exceeded 20% over 4 years, indicating efficient use of shareholder capital.

Risks

CMCSA
  • Altman Z-Score of 1.37 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
NKE
  • Free cash flow has declined at a 9.6% CAGR over the past 4 years — a concerning trend.

Key Valuation Metrics

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CMCSA
NKE
Valuation
$19.23B
Free Cash Flow
$2.58B
18.21%
FCF Yield
3.26%
5.38
Trailing P/E
31.25
7.28
Forward P/E
23.24
Quality & Moat
5.21%
ROIC
11.73%
20.54%
ROE
22.85%
71.75%
Gross Margin
41.13%
N/A
PEG Ratio
N/A
Balance Sheet Safety
1.08
Debt / Equity
0.80
N/A
Interest Coverage
N/A
2.59
Net Debt / EBITDA
0.77
4.55%
Dividend Yield
3.07%
CMCSA: 6Ties: 1NKE: 4
CMCSANKE

Historical Fundamentals

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CMCSA

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

NKE

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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CMCSA
$-1.01
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$37.10B
Δ Market Cap
$-37.35B
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
NKE
$-11.96
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$7.51B
Δ Market Cap
$-89.79B
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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CMCSA
70.0% Margin of Safety
Price is 70.0% below estimated fair value
Current Price: $28.98
Fair Value: $96.45
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
NKE
65.8% Margin of Safety
Price is 65.8% below estimated fair value
Current Price: $53.44
Fair Value: $156.11
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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CMCSA

What growth rate is the market pricing in at $29?

-1.8%
Market-Implied Owner Earnings Growth
Standard FCF implies -1.2%

The market implies -1.8% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding -1.2%, reflecting heavy growth investment expected to generate future returns.

NKE

What growth rate is the market pricing in at $53?

+11.0%
Market-Implied Owner Earnings Growth
Standard FCF implies +14.0%

The market implies +11.0% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +14.0%, reflecting heavy growth investment.

Economic Moat Score

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CMCSA
72/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by margin stability. ROIC Consistency 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 5 years of fundamental data.
NKE
72/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. ROIC Consistency 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 4 years of fundamental data.

Forensic Accounting

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CMCSA
-2.73
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.
NKE
-2.36
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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CMCSA
Insiders 0.8%Institutions 88.8%Retail & Other 10.5%
No. of Institutional Holders2,770
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.
NKE
Insiders 1.5%Institutions 83.5%Retail & Other 15.0%
No. of Institutional Holders2,819
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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CMCSA
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
NKE
3
Buys (3M)
5
Buys (12M)
Total value (12M): $5.96M
HILL ELLIOTT
Chief Executive Officer
$1.00M
@ $61.10 · 2025-12-29
SWAN ROBERT HOLMES
Director
$500,080
@ $57.54 · 2025-12-22
COOK TIMOTHY D
Director
$2.95M
@ $58.97 · 2025-12-22
KNUDSTORP JORGEN VIG
Director
$1.00M
@ $62.09 · 2025-11-07
SWAN ROBERT HOLMES
Director
$502,756
@ $58.46 · 2025-04-04
ROGERS JOHN W JR
Director
$191,624
@ $76.65 · 2024-12-27
SWAN ROBERT HOLMES
Director
$226,516
@ $77.02 · 2024-06-28
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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CMCSA
2
Sells (3M)
2
Sells (12M)
Total value (12M): $388,385
ARMSTRONG JASON S
Chief Financial Officer
$142,617
@ $31.73 · 2026-03-05
NAKAHARA ASUKA
Director
$245,768
@ $29.70 · 2026-02-03
ROBERTS BRIAN L
Chief Executive Officer
$20.06M
@ $42.73 · 2024-11-27
BACON KENNETH J
Director
$625,093
@ $43.39 · 2024-11-22
ARMSTRONG JASON S
Chief Financial Officer
$1.04M
@ $44.84 · 2024-11-06
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
NKE
1
Sells (3M)
11
Sells (12M)
Total value (12M): $30.93M
LEINWAND ROBERT
Officer
$565,021
@ $62.33 · 2026-02-12
PARKER MARK G
Officer and Director
$5.58M
@ $64.80 · 2025-11-14
HEINLE TREASURE
Officer
$306,461
@ $71.27 · 2025-10-06
LEINWAND ROBERT
Officer
$52,367
@ $75.13 · 2025-10-02
LEINWAND ROBERT
Officer
$76,058
@ $74.64 · 2025-09-05
PARKER MARK G
Officer and Director
$6.54M
@ $75.93 · 2025-08-14
MCCARTNEY PHILIP
Officer
$244,138
@ $77.21 · 2025-08-13
LEINWAND ROBERT
Officer
$123,152
@ $74.91 · 2025-08-05
PARKER MARK G
Officer and Director
$7.95M
@ $72.29 · 2025-07-16
PARKER MARK G
Officer and Director
$9.49M
@ $62.05 · 2025-05-14
NIELSEN JOHANNA
Officer
$7,978
@ $57.81 · 2025-04-24
PARKER MARK G
Officer and Director
$12.36M
@ $72.83 · 2025-02-14
LEINWAND ROBERT
Officer
$328,082
@ $72.81 · 2025-02-13
O NEILL HEIDI
Officer
$1.01M
@ $71.18 · 2025-02-11
PARKER MARK G
Officer and Director
$3.46M
@ $76.64 · 2024-11-14
PARKER MARK G
Officer and Director
$4.09M
@ $78.00 · 2024-08-14
FRIEND MATTHEW
Chief Financial Officer
$394,281
@ $72.88 · 2024-08-07
PARKER MARK G
Officer and Director
$8.03M
@ $72.97 · 2024-07-18
FRIEND MATTHEW
Chief Financial Officer
$889,185
@ $95.10 · 2024-06-05
PARKER MARK G
Officer and Director
$15.68M
@ $93.14 · 2024-05-14
NIELSEN JOHANNA
Officer
$26,406
@ $93.64 · 2024-05-09
MATHESON MONIQUE SUZETTE
Officer
$4.24M
@ $94.16 · 2024-05-07
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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CMCSA
FearGreed
😐Neutral(46/100)

"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.
NKE
FearGreed
😨Fear(28/100)

"Market is pessimistic — investigate whether fears are temporary or structural"

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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CMCSA
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 (46)
NKE
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: Fear (28)
View CMCSA Full AnalysisView NKE Full Analysis
Comcast Corporation (CMCSA) vs NIKE, Inc. (NKE) Stock Comparison | SafetyMargin.io