Compare StocksAPA vs PFE

APA Corporation (APA) vs Pfizer Inc. (PFE): Which Is the Better Buy in 2026?

As of 2026-06-19, APA is undervalued at $33, with a DCF intrinsic value of $43 and a margin of safety of 24%. PFE is overvalued at $25, with an intrinsic value of $22 and a margin of safety of -12%. Of the two, APA has the wider margin of safety.

APA
APA Corporation
$33.03
VS
PFE
Pfizer Inc.
$25.21

Rewards

APA
  • APA Corporation has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Gross margin of 72.3% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • FCF yield of 14.5% is historically attractive — the business generates significant cash relative to its price.
PFE
  • Gross margin of 74.8% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • FCF yield of 8.6% is historically attractive — the business generates significant cash relative to its price.
  • Trailing P/E of 19.2x is 37% below the historical average of 30.4x — potentially undervalued relative to its own history.

Risks

APA
  • Share count has increased by 13% over the past 4 years, diluting existing shareholders.
  • Trailing P/E of 7.7x is 26% above the historical average of 6.1x — the stock trades at a premium to its own history.
  • Altman Z-Score of 1.41 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
PFE
  • ROIC has declined by 15.9 percentage points over the past 4 years, 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.

Key Valuation Metrics

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APA
PFE
Valuation
$1.69B
Free Cash Flow
$12.38B
14.49%
FCF Yield
8.61%
7.70
Trailing P/E
19.24
7.67
Forward P/E
8.91
Quality & Moat
21.33%
ROIC
10.19%
26.22%
ROE
8.31%
72.27%
Gross Margin
74.80%
0.57
PEG Ratio
13.77
Balance Sheet Safety
0.57
Net Debt / Equity
0.57
N/A
Interest Coverage
N/A
0.81
Net Debt / EBITDA
2.03
2.92%
Dividend Yield
6.61%
APA: 7Ties: 3PFE: 2
APAPFE

Historical Fundamentals

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APA

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.

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. 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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APA
$-1.45
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$4.07B
Δ Market Cap
$-5.91B
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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APA
23.6% Margin of Safety
Price is 23.6% below estimated fair value
Current Price: $33.03
Fair Value: $43.24
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
PFE
12.3% Overvalued
Price is 12.3% above estimated fair value
Current Price: $25.21
Fair Value: $22.46
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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APA

What growth rate is the market pricing in at $33?

-2.7%
Market-Implied FCF Growth Rate

Market above historical growth — verify catalysts.

PFE

What growth rate is the market pricing in at $25?

+5.2%
Market-Implied Owner Earnings Growth
Standard FCF implies +4.5%

The market implies +5.2% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +4.5%, reflecting heavy growth investment.

Economic Moat Score

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APA
44/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with roic consistency as the key competitive advantage. Improving revenue predictability 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 5 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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APA
-3.67
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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APA
Insiders 0.4%Institutions 106.1%
No. of Institutional Holders1,081
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 69.4%Retail & Other 30.5%
No. of Institutional Holders3,744
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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APA
0
Buys (3M)
0
Buys (12M)
JOUNG CHANSOO
Director
$1.37M
@ $18.25 · 2025-04-03
ELLIS JULIET S.
Director
$100,027
@ $22.78 · 2024-12-12
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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APA
0
Sells (3M)
1
Sells (12M)
Total value (12M): $833,373
BOB MATTHEW REGIS
Director
$833,373
@ $36.23 · 2026-03-18
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
PFE
1
Sells (3M)
1
Sells (12M)
Total value (12M): $51,400
DAMICO JENNIFER B.
Officer
$51,400
@ $25.70 · 2026-06-09
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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APA
FearGreed
😨Fear(36/100)

"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.
PFE
FearGreed
😐Neutral(49/100)

"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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APA
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 (36)
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 (49)
View APA Full AnalysisView PFE Full Analysis

Frequently Asked Questions: APA vs PFE

Is APA Corporation or Pfizer Inc. more undervalued in 2026?

Based on our discounted cash flow model, APA trades at a 23.6% margin of safety (intrinsic value $43 vs. price $33), compared to PFE's -12.3% margin of safety (intrinsic $22 vs. $25).

Which stock has a wider economic moat, APA Corporation or Pfizer Inc.?

APA scores 44/100 (Narrow moat), while PFE scores 35/100 (None moat). The moat score measures competitive advantage durability across ROIC consistency, margin stability, revenue predictability, and reinvestment efficiency.

Is APA Corporation in financial distress?

APA's Altman Z-Score of 1.4 places it in the Distress zone, signaling elevated bankruptcy risk. PFE scores 2.1 (Grey zone). The Altman Z-Score is a five-factor model that predicts insolvency within two years; scores below 1.81 indicate significant distress.

Which company has better free cash flow, APA Corporation or Pfizer Inc.?

APA Corporation (APA) generates a 14.5% free cash flow yield, compared to Pfizer Inc.'s 8.6%. A higher FCF yield means the business converts more of its market value into cash that can be returned to shareholders or reinvested.

Which stock has higher return on invested capital, APA Corporation or Pfizer Inc.?

APA earns 21.3% ROIC versus PFE's 10.2%. 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, APA Corporation's or Pfizer Inc.'s?

APA's dividend earns a safety score of 88/100 (Very Safe), compared to PFE's 24/100 (Unsafe). APA has raised its dividend for 1 consecutive years.