Compare StocksNOC vs TSLA

Northrop Grumman Corporation (NOC) vs Tesla, Inc. (TSLA)

NOC
Northrop Grumman Corporation
$568.14
VS
TSLA
Tesla, Inc.
$390.82

Rewards

NOC
  • Free cash flow has grown at a 31.1% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • PEG ratio of 0.21 suggests the stock is undervalued relative to its growth rate — paying less than 1x for each unit of earnings growth.
TSLA
  • Altman Z-Score of 19.94 indicates very low bankruptcy risk — the company is firmly in the safe zone.
  • Net debt/EBITDA of -2.6x means the company holds more cash than debt — a net cash position.

Risks

NOC
  • Gross margin of 20.5% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • 11 insider sales totaling $20.1M with no purchases in the past 3 months — insiders are reducing their exposure.
TSLA
  • ROIC has declined by 17.7 percentage points over the observed period, which may signal competitive erosion.
  • Gross margin of 19.1% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • Share count has increased by 19% over the past 4 years, diluting existing shareholders.

Key Valuation Metrics

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NOC
TSLA
Valuation
$3.31B
Free Cash Flow
$5.25B
4.10%
FCF Yield
0.36%
17.83
Trailing P/E
358.55
18.80
Forward P/E
154.15
Quality & Moat
11.28%
ROIC
3.23%
24.43%
ROE
4.47%
20.52%
Gross Margin
19.06%
0.21
PEG Ratio
43.20
Balance Sheet Safety
1.03
Debt / Equity
0.19
N/A
Interest Coverage
N/A
2.12
Net Debt / EBITDA
-2.60
1.63%
Dividend Yield
N/A
NOC: 7Ties: 1TSLA: 3
NOCTSLA

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.

TSLA

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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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
TSLA
$50.04
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$25.92B
Δ Market Cap
+$1.30T
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
5.2% Overvalued
Price is 5.2% above estimated fair value
Current Price: $568.14
Fair Value: $539.93
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
TSLA
541.1% Overvalued
Price is 541.1% above estimated fair value
Current Price: $390.82
Fair Value: $60.97
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 $568?

+9.6%
Market-Implied Owner Earnings Growth
Standard FCF implies +12.8%

The market implies +9.6% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +12.8%, reflecting heavy growth investment.

TSLA

What growth rate is the market pricing in at $391?

+49.8%
Market-Implied Owner Earnings Growth
Standard FCF implies +44.8%

The market implies +49.8% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +44.8%, 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.
TSLA
31/100
No Moat
70+ Wide · 40-69 Narrow · <40 None

No durable moat detected, though revenue predictability 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 4 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.
TSLA
-2.86
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 83.3%Retail & Other 16.4%
No. of Institutional Holders2,238
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.
TSLA
Insiders 11.1%Institutions 44.7%Retail & Other 44.2%
No. of Institutional Holders5,238
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
TSLA
0
Buys (3M)
1
Buys (12M)
Total value (12M): $999.96M
MUSK ELON REEVE
Chief Executive Officer
$999.96M
@ $389.28 · 2025-09-12
GEBBIA JOSEPH
Director
$1.03M
@ $256.31 · 2025-04-24
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
11
Sells (3M)
24
Sells (12M)
Total value (12M): $35.38M
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
WARDEN KATHY J
Chief Executive Officer
$5.65M
@ $502.18 · 2025-06-13
JONES THOMAS H.
Officer
$368,706
@ $505.77 · 2025-06-13
FLEMING ROBERT J
Officer
$1.77M
@ $505.77 · 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
SIMPSON KATHRYN G.
General Counsel
$444,098
@ $429.08 · 2025-02-20
DAVIES BENJAMIN R
Officer
$82,383
@ $429.08 · 2025-02-20
SIMPSON KATHRYN G.
General Counsel
$395,916
@ $445.35 · 2025-02-18
DAVIES BENJAMIN R
Officer
$130,488
@ $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
JONES THOMAS H.
Officer
$695,000
@ $500.00 · 2024-08-02
JONES THOMAS H.
Officer
$1.30M
@ $469.25 · 2024-07-26
ROEDER ROSHAN S.
Officer
$429,429
@ $471.90 · 2024-05-20
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
TSLA
3
Sells (3M)
15
Sells (12M)
Total value (12M): $294.75M
WILSON - THOMPSON KATHLEEN
Director
$9.27M
@ $359.33 · 2026-03-30
TANEJA VAIBHAV
Chief Financial Officer
$899,077
@ $397.12 · 2026-03-06
WILSON - THOMPSON KATHLEEN
Director
$10.69M
@ $415.56 · 2026-02-25
MUSK KIMBAL J
Director
$25.61M
@ $450.66 · 2025-12-09
TANEJA VAIBHAV
Chief Financial Officer
$1.17M
@ $443.93 · 2025-12-08
TANEJA VAIBHAV
Chief Financial Officer
$918,137
@ $352.45 · 2025-09-08
TANEJA VAIBHAV
Chief Financial Officer
$1.77M
@ $295.26 · 2025-07-08
ZHU XIAOTONG
Officer
$4.86M
@ $323.81 · 2025-06-12
TANEJA VAIBHAV
Chief Financial Officer
$732,573
@ $285.71 · 2025-06-09
TANEJA VAIBHAV
Chief Financial Officer
$2.40M
@ $342.30 · 2025-06-03
EHRENPREIS IRA MATTHEW
Director
$170.64M
@ $357.30 · 2025-05-27
MUSK KIMBAL J
Director
$32.73M
@ $357.39 · 2025-05-27
TANEJA VAIBHAV
Chief Financial Officer
$1.05M
@ $350.11 · 2025-05-16
TANEJA VAIBHAV
Chief Financial Officer
$1.20M
@ $300.00 · 2025-05-09
DENHOLM ROBYN M
Director
$30.81M
@ $274.12 · 2025-05-06
TANEJA VAIBHAV
Chief Financial Officer
$1.14M
@ $284.40 · 2025-05-01
DENHOLM ROBYN M
Director
$32.10M
@ $285.58 · 2025-04-29
TANEJA VAIBHAV
Chief Financial Officer
$1.00M
@ $250.00 · 2025-04-07
MURDOCH JAMES RUPERT
Director
$13.19M
@ $240.79 · 2025-03-10
TANEJA VAIBHAV
Chief Financial Officer
$718,111
@ $268.75 · 2025-03-06
DENHOLM ROBYN M
Director
$33.67M
@ $299.61 · 2025-03-03
TANEJA VAIBHAV
Chief Financial Officer
$1.78M
@ $296.02 · 2025-03-03
MUSK KIMBAL J
Director
$27.59M
@ $367.87 · 2025-02-06
DENHOLM ROBYN M
Director
$43.16M
@ $384.04 · 2025-02-03
TANEJA VAIBHAV
Chief Financial Officer
$2.68M
@ $383.11 · 2025-02-03
WILSON - THOMPSON KATHLEEN
Director
$41.16M
@ $411.63 · 2025-01-06
TANEJA VAIBHAV
Chief Financial Officer
$2.89M
@ $413.56 · 2025-01-06
TANEJA VAIBHAV
Chief Financial Officer
$975,015
@ $374.29 · 2024-12-06
WILSON - THOMPSON KATHLEEN
Director
$35.25M
@ $352.54 · 2024-12-04
DENHOLM ROBYN M
Director
$39.79M
@ $354.06 · 2024-12-02
TANEJA VAIBHAV
Chief Financial Officer
$2.48M
@ $354.43 · 2024-12-02
DENHOLM ROBYN M
Director
$35.34M
@ $314.44 · 2024-11-15
WILSON - THOMPSON KATHLEEN
Director
$34.60M
@ $346.02 · 2024-11-11
TANEJA VAIBHAV
Chief Financial Officer
$3.80M
@ $316.91 · 2024-11-11
MUSK KIMBAL J
Director
$15.14M
@ $250.23 · 2024-11-01
TANEJA VAIBHAV
Chief Financial Officer
$1.01M
@ $251.76 · 2024-11-01
TANEJA VAIBHAV
Chief Financial Officer
$1.00M
@ $250.00 · 2024-10-24
TANEJA VAIBHAV
Chief Financial Officer
$2.00M
@ $250.00 · 2024-09-23
ZHU XIAOTONG
Officer
$65,867
@ $221.77 · 2024-09-06
DENHOLM ROBYN M
Director
$14.60M
@ $219.96 · 2024-07-25
ZHU XIAOTONG
Officer
$113,151
@ $174.35 · 2024-06-06
DENHOLM ROBYN M
Director
$17.32M
@ $184.86 · 2024-05-06
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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NOC
FearGreed
😨Fear(38/100)

"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.
TSLA
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: Fear (38)
TSLA
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 TSLA Full Analysis
NOC vs TSLA: Which Is the Better Buy? | SafetyMargin.io