Compare StocksNOC vs PFE

Northrop Grumman Corporation (NOC) vs Pfizer, Inc. (PFE): Which Is the Better Buy in 2026?

As of 2026-08-03, NOC is overvalued at $542, with a DCF intrinsic value of $432 and a margin of safety of -25%. PFE is undervalued at $25, with an intrinsic value of $127985960274 and a margin of safety of 100%. Of the two, PFE has the wider margin of safety.

NOC
Northrop Grumman Corporation
$542.48
VS
PFE
Pfizer, Inc.
$25.01

Rewards

NOC
  • Free cash flow has grown at a 31.1% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • Trailing P/E of 17.2x is 21% below the historical average of 22.0x — potentially undervalued relative to its own history.
PFE
  • Gross margin of 74.8% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Trailing P/E of 19.1x is 37% below the historical average of 30.4x — potentially undervalued relative to its own history.

Risks

NOC
  • Gross margin of 20.1% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • PEG ratio of 3.75 indicates the stock is expensive relative to its expected growth — the market may be pricing in more growth than analysts project.
  • 16 insider sales with no purchases over the past 12 months — a persistent pattern of insider selling.
PFE
  • ROIC has declined by 15.9 percentage points over the past 4 years, which may signal competitive erosion.
  • PEG ratio of 2.94 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 1.38 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.

Key Valuation Metrics

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NOC
PFE
Valuation
$3.31B
Free Cash Flow
$12.38B
4.29%
FCF Yield
N/A
17.24
Trailing P/E
19.09
17.86
Forward P/E
8.85
Quality & Moat
11.25%
ROIC
10.19%
26.96%
ROE
8.31%
20.06%
Gross Margin
74.80%
3.75
PEG Ratio
2.94
Balance Sheet Safety
0.82
Net Debt / Equity
0.57
N/A
Interest Coverage
N/A
2.03
Net Debt / EBITDA
2.03
1.73%
Dividend Yield
6.88%
NOC: 3Ties: 2PFE: 6
NOCPFE

Historical Fundamentals

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NOC

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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NOC
$-0.38
created per $1 retained over 3 years
Market Cap Declined
Σ Retained
$6.82B
Δ Market Cap
$-2.60B
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
$-26.34
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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NOC
25.4% Overvalued
Price is 25.4% above estimated fair value
Current Price: $542.48
Fair Value: $432.50
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
PFE
100.0% Margin of Safety
Price is 100.0% below estimated fair value
Current Price: $25.01
Fair Value: $127985960274.09
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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NOC

What growth rate is the market pricing in at $542?

+8.9%
Market-Implied Owner Earnings Growth
Standard FCF implies +12.2%

The market implies +8.9% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +12.2%, reflecting heavy growth investment.

PFE

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

-14.2%
Market-Implied Owner Earnings Growth
Standard FCF implies -15.0%

The market implies -14.2% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding -15.0%, reflecting heavy growth investment.

Economic Moat Score

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NOC
68/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with revenue predictability as the key competitive advantage. Improving margin stability 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.
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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NOC
-2.45
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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NOC
Insiders 0.2%Institutions 84.3%Retail & Other 15.4%
No. of Institutional Holders2,245
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 69.5%Retail & Other 30.4%
No. of Institutional Holders3,661
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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NOC
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
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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NOC
0
Sells (3M)
16
Sells (12M)
Total value (12M): $26.37M
WELSH MARK A. III
Director
$54,310
@ $571.68 · 2026-05-04
SIMPSON KATHRYN G.
General Counsel
$650,385
@ $745.00 · 2026-03-02
ROEDER ROSHAN S.
Officer
$1.26M
@ $720.00 · 2026-02-27
ROEDER ROSHAN S.
Officer
$372,541
@ $727.62 · 2026-02-19
SIMPSON KATHRYN G.
General Counsel
$141,158
@ $727.62 · 2026-02-19
HARDESTY MICHAEL A
Officer
$107,748
@ $732.98 · 2026-02-19
DAVIES BENJAMIN R
Officer
$1.58M
@ $719.62 · 2026-02-18
ROEDER ROSHAN S.
Officer
$223,414
@ $702.56 · 2026-02-17
SIMPSON KATHRYN G.
General Counsel
$547,294
@ $702.56 · 2026-02-17
HARDESTY MICHAEL A
Officer
$501,609
@ $701.55 · 2026-02-17
HARDESTY MICHAEL A
Officer
$550,411
@ $702.95 · 2026-02-13
WARDEN KATHY J
Chief Executive Officer
$14.18M
@ $708.82 · 2026-02-06
WELSH MARK A. III
Director
$65,029
@ $684.52 · 2026-02-02
WARDEN KATHY J
Chief Executive Officer
$6.04M
@ $604.50 · 2026-01-06
ROEDER ROSHAN S.
Officer
$46,649
@ $555.35 · 2025-12-09
WELSH MARK A. III
Director
$54,716
@ $564.08 · 2025-11-24
JONES THOMAS H.
Officer
$382,725
@ $525.00 · 2025-07-17
WELSH MARK A. III
Director
$16,720
@ $506.67 · 2025-07-07
JONES THOMAS H.
Officer
$368,706
@ $505.77 · 2025-06-13
FLEMING ROBERT J
Officer
$1.77M
@ $505.77 · 2025-06-13
WARDEN KATHY J
Chief Executive Officer
$5.65M
@ $502.18 · 2025-06-13
WELSH MARK A. III
Director
$16,120
@ $488.48 · 2025-06-05
ROEDER ROSHAN S.
Officer
$485,590
@ $490.00 · 2025-06-04
JONES THOMAS H.
Officer
$349,920
@ $480.00 · 2025-05-30
WELSH MARK A. III
Director
$16,293
@ $493.73 · 2025-05-05
WELSH MARK A. III
Director
$15,850
@ $480.30 · 2025-04-07
WARDEN KATHY J
Chief Executive Officer
$1.78M
@ $475.65 · 2025-03-06
WELSH MARK A. III
Director
$15,631
@ $473.67 · 2025-03-05
DAVIES BENJAMIN R
Officer
$213,788
@ $460.75 · 2025-02-28
HARDESTY MICHAEL A
Officer
$875,873
@ $453.59 · 2025-02-24
DAVIES BENJAMIN R
Officer
$82,383
@ $429.08 · 2025-02-20
SIMPSON KATHRYN G.
General Counsel
$444,098
@ $429.08 · 2025-02-20
DAVIES BENJAMIN R
Officer
$130,488
@ $445.35 · 2025-02-18
SIMPSON KATHRYN G.
General Counsel
$395,916
@ $445.35 · 2025-02-18
WELSH MARK A. III
Director
$15,843
@ $480.09 · 2025-02-05
WELSH MARK A. III
Director
$15,072
@ $456.73 · 2025-01-06
WELSH MARK A. III
Director
$15,886
@ $481.39 · 2024-12-05
DAVIES BENJAMIN R
Officer
$616,067
@ $532.93 · 2024-11-11
WELSH MARK A. III
Director
$16,833
@ $510.09 · 2024-11-05
WELSH MARK A. III
Director
$17,675
@ $535.61 · 2024-10-07
WELSH MARK A. III
Director
$17,151
@ $519.73 · 2024-09-05
WELSH MARK A. III
Director
$17,546
@ $516.06 · 2024-08-29
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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NOC
FearGreed
😐Neutral(41/100)

"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
😐Neutral(52/100)

"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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NOC
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 (41)
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 (52)
View NOC Full AnalysisView PFE Full Analysis

Frequently Asked Questions: NOC vs PFE

Is Northrop Grumman Corporation or Pfizer, Inc. more undervalued in 2026?

Based on our discounted cash flow model, PFE trades at a 100.0% margin of safety (intrinsic value $127985960274 vs. price $25), compared to NOC's -25.4% margin of safety (intrinsic $432 vs. $542).

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

NOC scores 68/100 (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 Pfizer, Inc. in financial distress?

PFE's Altman Z-Score of 1.4 places it in the Distress zone, signaling elevated bankruptcy risk. NOC scores 3.0 (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 stock has higher return on invested capital, Northrop Grumman Corporation or Pfizer, Inc.?

NOC earns 11.3% 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, Northrop Grumman Corporation's or Pfizer, Inc.'s?

NOC's dividend earns a safety score of 94/100 (Very Safe), compared to PFE's 24/100 (Unsafe). NOC has raised its dividend for 3 consecutive years.

NOC vs PFE: Which Is the Better Buy in 2026? | SafetyMargin.io