Compare Stocks › ABT vs CMCSA

Abbott Laboratories (ABT) vs Comcast Corporation (CMCSA): Which Is the Better Buy in 2026?

As of 2026-11-01, ABT is overvalued at $106, with a DCF intrinsic value of $76 and a margin of safety of -39%. CMCSA is undervalued at $23, with an intrinsic value of $72 and a margin of safety of 68%. Of the two, CMCSA has the wider margin of safety.

ABT
Abbott Laboratories
$106.20
VS
CMCSA
Comcast Corporation
$23.22

Rewards

ABT
  • ★Abbott Laboratories scores 86/100 on the Economic Moat Score (Wide Moat), with margin stability as the strongest competitive dimension.
  • ★Altman Z-Score of 5.60 indicates very low bankruptcy risk — the company is firmly in the safe zone.
CMCSA
  • ★Gross margin of 69.8% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • ★Free cash flow has grown at a 15.0% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • ★Share count has been reduced by 15% over the past 4 years through buybacks, increasing each share's claim on earnings.

Risks

ABT
  • ⚠Trailing P/E of 39.5x is 45% above the historical average of 27.2x — the stock trades at a premium to its own history.
  • ⚠Insiders have sold $46.9M worth of stock in the past 3 months — significant insider liquidation.
CMCSA
  • ⚠Altman Z-Score of 1.37 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.

Key Valuation Metrics

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ABT
CMCSA
Valuation
N/A
Free Cash Flow
$19.23B
N/A
FCF Yield
23.33%
39.48
Trailing P/E
7.35
17.89
Forward P/E
6.59
Quality & Moat
5.12%
ROIC
9.80%
12.60%
ROE
11.43%
57.08%
Gross Margin
69.84%
1.52
PEG Ratio
1.25
Balance Sheet Safety
0.52
Net Debt / Equity
0.86
N/A
Interest Coverage
N/A
2.27
Net Debt / EBITDA
2.38
2.37%
Dividend Yield
5.68%
ABT: 2Ties: 2CMCSA: 6
ABTCMCSA

Historical Fundamentals

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ABT

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

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. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

Price ÷ Earnings Per Share — how many years of current earnings you're paying for at today's price. Lower P/E may indicate undervaluation. The dashed forward point is the forward P/E — today's price ÷ analyst consensus EPS.

$1 Retained Earnings Test

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ABT
$1.89
created per $1 retained over 3 years
Value Creator
Σ Retained
$14.14B
Δ Market Cap
+$26.79B
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
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

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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ABT
39.4% Overvalued
Price is 39.4% above estimated fair value
Current Price: $106.20
Fair Value: $76.17
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
CMCSA
67.5% Margin of Safety
Price is 67.5% below estimated fair value
Current Price: $23.22
Fair Value: $71.52
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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ABT

Requires positive FCF to compute implied growth rate.

CMCSA

What growth rate is the market pricing in at $23?

-6.1%
Market-Implied Owner Earnings Growth
Standard FCF implies -4.3%

The market implies -6.1% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding -4.3%, reflecting heavy growth investment expected to generate future returns.

Economic Moat Score

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ABT
86/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. Margin Stability 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.
CMCSA
67/100
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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ABT
-2.48
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.
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.

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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ABT
Insiders 0.5%Institutions 81.9%Retail & Other 17.6%
No. of Institutional Holders3,841
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.
CMCSA
Insiders 0.7%Institutions 91.6%Retail & Other 7.7%
No. of Institutional Holders2,539
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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ABT
0
Buys (3M)
5
Buys (12M)
Total value (12M): $4.40M
STRATTON JOHN G.
Director
$173,640
@ $86.82 · 2026-05-07
STARKS DANIEL J
Director
$926,537
@ $92.65 · 2026-04-27
BOUDREAU PHILIP P
Chief Financial Officer
$201,300
@ $91.50 · 2026-04-23
STARKS DANIEL J
Director
$1.09M
@ $108.73 · 2026-02-04
FORD ROBERT B.
Chief Executive Officer
$2.01M
@ $107.13 · 2026-01-23
Open market purchases · includes direct & indirect ownership · excludes option exercises
CMCSA
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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ABT
3
Sells (3M)
10
Sells (12M)
Total value (12M): $47.54M
MCCOY JOHN A. JR
Officer
$2,958
@ $109.56 · 2026-09-02
FORD ROBERT B.
Chief Executive Officer
$46.20M
@ $115.85 · 2026-08-25
MORRONE LOUIS H
Officer
$642,506
@ $109.83 · 2026-08-11
MORRONE LOUIS H
Officer
$132,224
@ $115.58 · 2026-03-02
MORELAND MARY K
Officer
$70,851
@ $115.58 · 2026-03-02
SHROFF ERIC
Officer
$81,946
@ $115.58 · 2026-03-02
CUSHMAN ELIZABETH C
General Counsel
$30,398
@ $115.58 · 2026-03-02
SALVADORI DANIEL GESUA SIVE
Officer
$102,288
@ $115.58 · 2026-03-02
MCCOY JOHN A. JR
Officer
$67,614
@ $115.58 · 2026-03-02
SHROFF ERIC
Officer
$203,043
@ $128.02 · 2025-11-25
BOUDREAU PHILIP P
Chief Financial Officer
$746,758
@ $134.55 · 2025-08-08
BLOUNT SALLY E
Director
$337,116
@ $129.66 · 2025-04-30
EARNHARDT LISA D
President
$12.23M
@ $133.83 · 2025-03-07
MORRONE LOUIS H
Officer
$153,507
@ $138.17 · 2025-03-03
MORELAND MARY K
Officer
$109,292
@ $138.17 · 2025-03-03
SHROFF ERIC
Officer
$77,652
@ $138.17 · 2025-03-03
MCCOY JOHN A. JR
Officer
$77,652
@ $138.17 · 2025-03-03
WAINER ANDREA F
Officer
$131,123
@ $138.17 · 2025-03-03
FORD ROBERT B.
Chief Executive Officer
$37.44M
@ $131.17 · 2025-02-05
SALVADORI DANIEL GESUA SIVE
Officer
$3.05M
@ $128.50 · 2025-01-30
ALLEN HUBERT L.
Officer
$24.34M
@ $128.26 · 2025-01-30
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
CMCSA
0
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

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

🎭 Mr. Market's Mood

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ABT
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.
CMCSA
FearGreed
😐Neutral(48/100)

"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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ABT
⚪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)
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 (48)
View ABT Full AnalysisView CMCSA Full Analysis

Frequently Asked Questions: ABT vs CMCSA

Is Abbott Laboratories or Comcast Corporation more undervalued in 2026?▼

Based on our discounted cash flow model, CMCSA trades at a 67.5% margin of safety (intrinsic value $72 vs. price $23), compared to ABT's -39.4% margin of safety (intrinsic $76 vs. $106).

Which stock has a wider economic moat, Abbott Laboratories or Comcast Corporation?▼

ABT scores 86/100 (Wide moat), while CMCSA scores 67/100 (Narrow moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.

Is Comcast Corporation in financial distress?▼

CMCSA's Altman Z-Score of 1.4 places it in the Distress zone, signaling elevated bankruptcy risk. ABT scores 5.6 (Safe zone). The Altman Z-Score is a five-factor model that predicts insolvency within two years; scores below 1.81 indicate significant distress.

Which stock has higher return on invested capital, Abbott Laboratories or Comcast Corporation?▼

CMCSA earns 9.8% ROIC versus ABT's 5.1%. A higher ROIC means the company generates more profit per dollar of capital employed, a hallmark of durable competitive advantage in Buffett-style analysis.

Which dividend is safer, Abbott Laboratories's or Comcast Corporation's?▼

CMCSA's dividend earns a safety score of 94/100 (Very Safe), compared to ABT's 84/100 (Very Safe). CMCSA has raised its dividend for 3 consecutive years.

ABT vs CMCSA: Which Is the Better Buy in 2026? | SafetyMargin.io