Compare StocksPFE vs ZTS

Pfizer Inc. (PFE) vs Zoetis Inc. (ZTS)

PFE
Pfizer Inc.
$26.33
VS
ZTS
Zoetis Inc.
$114.16

Rewards

PFE
  • Gross margin of 75.8% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Dividend yield of 6.53% with a consistent or growing payout over the past 4 years.
  • FCF yield of 9.0% is historically attractive — the business generates significant cash relative to its price.
ZTS
  • Zoetis Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Gross margin of 71.9% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Zoetis Inc. scores 97/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.

Risks

PFE
  • ROIC has declined by 13.9 percentage points over the observed period, which may signal competitive erosion.
  • PEG ratio of 13.77 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
  • Free cash flow has declined at a 29.6% CAGR over the past 4 years — a concerning trend.
ZTS
  • PEG ratio of 3.11 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
  • High leverage (2.80x debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
  • Insiders have sold $2.5M worth of stock in the past 3 months — significant insider liquidation.

Key Valuation Metrics

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PFE
ZTS
Valuation
$13.43B
Free Cash Flow
$1.79B
8.97%
FCF Yield
3.72%
19.36
Trailing P/E
18.96
9.36
Forward P/E
15.07
Quality & Moat
7.67%
ROIC
20.52%
8.96%
ROE
80.25%
75.81%
Gross Margin
71.89%
13.77
PEG Ratio
3.11
Balance Sheet Safety
0.78
Debt / Equity
2.80
N/A
Interest Coverage
N/A
2.10
Net Debt / EBITDA
1.72
6.53%
Dividend Yield
1.86%
PFE: 6Ties: 2ZTS: 4
PFEZTS

Historical Fundamentals

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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.

ZTS

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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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
ZTS
$-2.82
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$5.14B
Δ Market Cap
$-14.51B
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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PFE
130.7% Overvalued
Price is 130.7% above estimated fair value
Current Price: $26.33
Fair Value: $11.41
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
ZTS
4.5% Margin of Safety
Price is 4.5% below estimated fair value
Current Price: $114.16
Fair Value: $119.53
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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PFE

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

+11.4%
Market-Implied Owner Earnings Growth
Standard FCF implies +4.0%

The market implies +11.4% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +4.0%, reflecting heavy growth investment.

ZTS

What growth rate is the market pricing in at $114?

+8.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +13.6%

The market implies +8.1% Owner Earnings growth, roughly in line with history — reasonably priced.

Standard FCF implies +13.6%, reflecting ongoing growth investment.

Economic Moat Score

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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.
ZTS
97/100
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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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.
ZTS
-2.47
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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PFE
Insiders 0.1%Institutions 67.9%Retail & Other 32.0%
No. of Institutional Holders3,687
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.
ZTS
Insiders 0.1%Institutions 101.0%
No. of Institutional Holders2,304
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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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
ZTS
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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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
ZTS
1
Sells (3M)
2
Sells (12M)
Total value (12M): $2.65M
PECK KRISTIN C
Chief Executive Officer
$2.54M
@ $127.05 · 2026-02-17
LAGANO ROXANNE
Officer
$110,840
@ $170.00 · 2025-06-03
REED WILLIE M
Director
$201,029
@ $166.14 · 2025-03-11
LAGANO ROXANNE
Officer
$55,420
@ $170.00 · 2025-03-10
PECK KRISTIN C
Chief Executive Officer
$59,852
@ $156.68 · 2025-02-19
LAGANO ROXANNE
Officer
$55,805
@ $171.18 · 2025-02-11
POLZER ROBERT J
Officer
$617,028
@ $177.46 · 2024-11-25
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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PFE
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.
ZTS
FearGreed
😨Fear(33/100)

"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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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: Neutral (54)
ZTS
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 (33)
View PFE Full AnalysisView ZTS Full Analysis
PFE vs ZTS: Which Is the Better Buy? | SafetyMargin.io