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Compare Stocks › CMCSA vs T

Comcast Corporation (CMCSA) vs AT&T Inc. (T)

CMCSA
Comcast Corporation
$27.16
VS
T
AT&T Inc.
$26.12

Rewards

CMCSA
  • ★Gross margin of 70.1% 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.
T
  • ★Free cash flow has grown at a 16.2% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • ★Each dollar of retained earnings has created $14.87 of earning power — management is an exceptional capital allocator.
  • ★FCF yield of 10.7% is historically attractive — the business generates significant cash relative to its price.

Risks

CMCSA
  • ⚠PEG ratio of 142.98 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
  • ⚠Altman Z-Score of 1.37 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
T
  • ⚠Altman Z-Score of 0.89 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.

Key Valuation Metrics

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CMCSA
T
Valuation
$19.23B
Free Cash Flow
$19.44B
19.82%
FCF Yield
10.71%
5.33
Trailing P/E
8.59
7.13
Forward P/E
10.22
Quality & Moat
7.10%
ROIC
7.90%
22.59%
ROE
17.15%
70.13%
Gross Margin
59.41%
142.98
PEG Ratio
1.82
Balance Sheet Safety
1.07
Debt / Equity
1.25
N/A
Interest Coverage
N/A
2.41
Net Debt / EBITDA
3.33
4.85%
Dividend Yield
4.25%
CMCSA: 8Ties: 2T: 2
CMCSAT

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.

T

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
T
$1.91
created per $1 retained over 3 years
Value Creator
Σ Retained
$22.78B
Δ Market Cap
+$43.59B
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
72.1% Margin of Safety
Price is 72.1% below estimated fair value
Current Price: $27.16
Fair Value: $97.21
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
T
54.8% Margin of Safety
Price is 54.8% below estimated fair value
Current Price: $26.12
Fair Value: $57.83
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 $27?

-3.2%
Market-Implied Owner Earnings Growth
Standard FCF implies -2.6%

The market implies -3.2% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding -2.6%, reflecting heavy growth investment expected to generate future returns.

T

What growth rate is the market pricing in at $26?

+3.8%
Market-Implied Owner Earnings Growth
Standard FCF implies +5.4%

The market implies +3.8% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +5.4%, reflecting heavy growth investment expected to generate future returns.

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.
T
57/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with margin stability as the key competitive advantage. Improving roic consistency would strengthen the moat.

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.
T
-2.78
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 89.7%Retail & Other 9.6%
No. of Institutional Holders2,734
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.
T
Insiders 0.1%Institutions 68.5%Retail & Other 31.5%
No. of Institutional Holders3,617
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
T
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
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
1
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
T
0
Sells (3M)
1
Sells (12M)
Total value (12M): $41,348
SABRINA SANDERS S
Officer
$41,348
@ $27.57 · 2025-05-28
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(42/100)

"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.
T
FearGreed
😐Neutral(55/100)

"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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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 (42)
T
⚪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 (55)
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CMCSA vs T: Which Is the Better Buy? | SafetyMargin.io