Compare StocksIBM vs PFE

International Business Machines Corporation (IBM) vs Pfizer Inc. (PFE)

IBM
International Business Machines Corporation
$250.37
VS
PFE
Pfizer Inc.
$27.41

Rewards

IBM
  • International Business Machines Corporation scores 72/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.
  • Free cash flow has grown at a 10.6% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • Each dollar of retained earnings has created $26.41 of market value — management is an exceptional capital allocator.
PFE
  • Gross margin of 75.8% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Dividend yield of 6.28% with a consistent or growing payout over the past 4 years.
  • FCF yield of 8.6% is historically attractive — the business generates significant cash relative to its price.

Risks

IBM
  • Despite buyback spending, shares outstanding increased in 3 out of 4 years — stock-based compensation is offsetting repurchases.
  • FCF yield of 5.6% suggests reasonable valuation assuming continued moderate growth.
PFE
  • ROIC has declined by 13.9 percentage points over the observed period, which may signal competitive erosion.
  • Free cash flow has declined at a 29.6% CAGR over the past 4 years — a concerning trend.

Key Valuation Metrics

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IBM
PFE
Valuation
$13.16B
Free Cash Flow
$13.43B
5.60%
FCF Yield
8.61%
22.47
Trailing P/E
20.15
18.72
Forward P/E
9.69
Quality & Moat
13.57%
ROIC
7.67%
32.35%
ROE
8.96%
58.19%
Gross Margin
75.81%
0.25
PEG Ratio
N/A
Balance Sheet Safety
1.97
Debt / Equity
0.78
N/A
Interest Coverage
N/A
3.11
Net Debt / EBITDA
2.10
2.68%
Dividend Yield
6.28%
IBM: 2Ties: 2PFE: 7
IBMPFE

Historical Fundamentals

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IBM

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

PFE

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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IBM
$26.41
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$5.68B
Δ Market Cap
+$149.88B
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
PFE
N/A
Net losses over 3 years — test not applicable
Company had negative cumulative retained earnings
Σ Retained
$-10.61B
Δ Market Cap
$-146.18B
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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IBM
28.8% Overvalued
Price is 28.8% above estimated fair value
Current Price: $250.37
Fair Value: $194.44
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
PFE
140.2% Overvalued
Price is 140.2% above estimated fair value
Current Price: $27.41
Fair Value: $11.41
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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IBM

What growth rate is the market pricing in at $250?

+11.8%
Market-Implied Owner Earnings Growth
Standard FCF implies +8.8%

The market implies +11.8% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +8.8%, reflecting heavy growth investment expected to generate future returns.

PFE

What growth rate is the market pricing in at $27?

+11.8%
Market-Implied Owner Earnings Growth
Standard FCF implies +4.3%

The market implies +11.8% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +4.3%, reflecting heavy growth investment.

Economic Moat Score

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

Wide moat driven primarily by revenue predictability. 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 4 years of fundamental data.
PFE
35/100
No Moat
70+ Wide · 40-69 Narrow · <40 None

No durable moat detected, though reinvestment efficiency shows some competitive positioning. The business lacks consistent evidence of sustainable advantages.

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.

Forensic Accounting

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IBM
-2.39
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.
PFE
-2.53
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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IBM
Insiders 0.1%Institutions 65.4%Retail & Other 34.4%
No. of Institutional Holders4,493
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.
PFE
Insiders 0.1%Institutions 67.7%Retail & Other 32.2%
No. of Institutional Holders3,693
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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IBM
3
Buys (3M)
3
Buys (12M)
Total value (12M): $417,155
HOWARD MICHELLE J.
Director
$11,891
@ $237.82 · 2026-02-25
MIEBACH MICHAEL
Director
$101,264
@ $233.33 · 2026-02-25
FARR DAVID N
Director
$304,000
@ $304.00 · 2026-01-30
FARR DAVID N
Director
$298,800
@ $249.00 · 2025-02-28
ZOLLAR ALFRED W
Director
$197,139
@ $210.62 · 2024-11-13
Open market purchases · includes direct & indirect ownership · excludes option exercises
PFE
0
Buys (3M)
0
Buys (12M)
BLAYLOCK RONALD E
Director
$499,072
@ $25.65 · 2025-02-13
GOTTLIEB SCOTT
Director
$28,240
@ $28.24 · 2024-10-30
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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IBM
0
Sells (3M)
0
Sells (12M)
THOMAS ROBERT DAVID
Officer
$6.72M
@ $253.01 · 2025-03-03
LAMOREAUX NICKLE JACLYN
Officer
$774,727
@ $215.20 · 2024-11-08
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
PFE
0
Sells (3M)
0
Sells (12M)
DAMICO JENNIFER B.
Officer
$64,825
@ $25.93 · 2025-03-04
DAMICO JENNIFER B.
Officer
$147,714
@ $28.66 · 2024-08-13
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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IBM
FearGreed
😐Neutral(45/100)

"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.
PFE
FearGreed
😏Greed(64/100)

"Market is optimistic — be cautious and ensure you have a margin of safety"

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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IBM
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 (45)
PFE
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: Greed (64)
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International Business Machines Corporation (IBM) vs Pfizer Inc. (PFE) Stock Comparison | SafetyMargin.io