Compare StocksBRK-B vs NTAP

Berkshire Hathaway Inc. (BRK-B) vs NetApp, Inc. (NTAP)

BRK-B
Berkshire Hathaway Inc.
$473.01
VS
NTAP
NetApp, Inc.
$112.08

Rewards

BRK-B
  • Each dollar of retained earnings has created $3.95 of earning power — management is an exceptional capital allocator.
  • PEG ratio of 0.13 suggests the stock is undervalued relative to its growth rate — paying less than 1x for each unit of earnings growth.
  • Net debt/EBITDA of -2.3x means the company holds more cash than debt — a net cash position.
NTAP
  • NetApp, Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Gross margin of 70.5% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • NetApp, Inc. scores 93/100 on the Economic Moat Score (Wide Moat), with roic consistency as the strongest competitive dimension.

Risks

BRK-B
  • FCF yield of 6.0% suggests reasonable valuation assuming continued moderate growth.
  • Trailing P/E of 15.2x is 72% above the historical average of 8.9x — the stock trades at a premium to its own history.
NTAP
  • FCF yield of 5.0% suggests reasonable valuation assuming continued moderate growth.
  • High leverage (2.36x debt/equity) combined with thin interest coverage (-1.0x) poses financial risk.
  • 23 insider sales with no purchases over the past 12 months — a persistent pattern of insider selling.

Key Valuation Metrics

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BRK-B
NTAP
Valuation
$61.23B
Free Cash Flow
$1.12B
6.00%
FCF Yield
5.03%
15.24
Trailing P/E
18.81
21.95
Forward P/E
13.14
Quality & Moat
4.96%
ROIC
34.26%
9.18%
ROE
102.42%
27.78%
Gross Margin
70.46%
0.13
PEG Ratio
1.18
Balance Sheet Safety
0.18
Debt / Equity
2.36
N/A
Interest Coverage
N/A
-2.28
Net Debt / EBITDA
-0.16
N/A
Dividend Yield
1.86%
BRK-B: 6Ties: 1NTAP: 4
BRK-BNTAP

Historical Fundamentals

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BRK-B

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

NTAP

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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BRK-B
$1.66
created per $1 retained over 3 years
Value Creator
Σ Retained
$252.19B
Δ Market Cap
+$417.89B
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
NTAP
$3.82
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$2.17B
Δ Market Cap
+$8.31B
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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BRK-B
31.0% Margin of Safety
Price is 31.0% below estimated fair value
Current Price: $473.01
Fair Value: $685.41
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
NTAP
9.6% Margin of Safety
Price is 9.6% below estimated fair value
Current Price: $112.08
Fair Value: $123.99
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued

Reverse DCF — Market-Implied Growth

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BRK-B

What growth rate is the market pricing in at $473?

-0.3%
Market-Implied Owner Earnings Growth
Standard FCF implies +1.0%

The market implies -0.3% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +1.0%, reflecting heavy growth investment.

NTAP

What growth rate is the market pricing in at $112?

+6.6%
Market-Implied Owner Earnings Growth
Standard FCF implies +7.5%

The market implies +6.6% Owner Earnings growth, roughly in line with history — reasonably priced.

Standard FCF implies +7.5%, reflecting ongoing growth investment.

Economic Moat Score

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BRK-B
40/100
Narrow Moat
70+ Wide · 40-69 Narrow · <40 None

Narrow moat with reinvestment efficiency 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.
NTAP
93/100
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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BRK-B
-2.41
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.
NTAP
-2.50
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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BRK-B
Insiders 0.3%Institutions 66.2%Retail & Other 33.6%
No. of Institutional Holders5,818
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.
NTAP
Insiders 0.5%Institutions 103.0%
No. of Institutional Holders1,335
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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BRK-B
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
NTAP
0
Buys (3M)
0
Buys (12M)
GUSTAFSSON PER ANDERS
Director
$499,597
@ $90.44 · 2025-03-28
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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BRK-B
0
Sells (3M)
0
Sells (12M)
No open market insider sales found.
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
NTAP
4
Sells (3M)
23
Sells (12M)
Total value (12M): $6.05M
O'CALLAHAN ELIZABETH M
Officer
$96,250
@ $96.25 · 2026-04-10
O'CALLAHAN ELIZABETH M
Officer
$100,670
@ $100.67 · 2026-03-10
DE LORENZO DANIEL
Officer
$25,664
@ $101.84 · 2026-02-17
O'CALLAHAN ELIZABETH M
Officer
$103,450
@ $103.45 · 2026-02-10
O'CALLAHAN ELIZABETH M
Officer
$105,490
@ $105.49 · 2026-01-12
O'CALLAHAN ELIZABETH M
Officer
$117,370
@ $117.37 · 2025-12-10
DE LORENZO DANIEL
Officer
$3,631
@ $110.03 · 2025-12-01
DE LORENZO DANIEL
Officer
$35,146
@ $107.48 · 2025-11-17
O'CALLAHAN ELIZABETH M
Officer
$114,290
@ $114.29 · 2025-11-10
O'CALLAHAN ELIZABETH M
Officer
$119,000
@ $119.00 · 2025-10-10
DE LORENZO DANIEL
Officer
$94,937
@ $121.87 · 2025-09-25
KURIAN GEORGE
Chief Executive Officer
$1.08M
@ $122.91 · 2025-09-17
O'CALLAHAN ELIZABETH M
Officer
$123,670
@ $123.67 · 2025-09-10
KURIAN GEORGE
Chief Executive Officer
$925,225
@ $108.85 · 2025-08-18
O'CALLAHAN ELIZABETH M
Officer
$105,900
@ $105.90 · 2025-08-11
KURIAN GEORGE
Chief Executive Officer
$918,680
@ $108.08 · 2025-07-21
O'CALLAHAN ELIZABETH M
Officer
$106,840
@ $106.84 · 2025-07-10
KURIAN GEORGE
Chief Executive Officer
$865,130
@ $101.78 · 2025-06-16
O'CALLAHAN ELIZABETH M
Officer
$54,416
@ $103.06 · 2025-06-10
DE LORENZO DANIEL
Officer
$29,829
@ $98.77 · 2025-06-03
KURIAN GEORGE
Chief Executive Officer
$850,145
@ $100.02 · 2025-05-19
DE LORENZO DANIEL
Officer
$32,593
@ $99.98 · 2025-05-16
O'CALLAHAN ELIZABETH M
Officer
$44,070
@ $97.50 · 2025-05-12
KURIAN GEORGE
Chief Executive Officer
$695,555
@ $81.83 · 2025-04-21
CERNUDA REGO CESAR
President
$1.78M
@ $90.15 · 2025-03-28
KURIAN GEORGE
Chief Executive Officer
$787,277
@ $92.62 · 2025-03-17
O'CALLAHAN ELIZABETH M
Officer
$48,882
@ $92.58 · 2025-03-10
DE LORENZO DANIEL
Officer
$36,263
@ $121.28 · 2025-02-19
KURIAN GEORGE
Chief Executive Officer
$1.01M
@ $119.04 · 2025-02-18
O'CALLAHAN ELIZABETH M
Officer
$54,579
@ $120.75 · 2025-02-10
KURIAN GEORGE
Chief Executive Officer
$1.05M
@ $123.03 · 2025-01-21
O'CALLAHAN ELIZABETH M
Officer
$52,672
@ $116.79 · 2025-01-10
CERNUDA REGO CESAR
President
$2.53M
@ $114.99 · 2024-12-30
KURIAN GEORGE
Chief Executive Officer
$1.06M
@ $124.29 · 2024-12-16
O'CALLAHAN ELIZABETH M
Officer
$98,106
@ $127.41 · 2024-12-10
DE LORENZO DANIEL
Officer
$38,285
@ $117.44 · 2024-11-18
KURIAN GEORGE
Chief Executive Officer
$1.00M
@ $118.00 · 2024-11-18
O'CALLAHAN ELIZABETH M
Officer
$62,186
@ $123.63 · 2024-11-11
KURIAN GEORGE
Chief Executive Officer
$1.07M
@ $126.11 · 2024-10-21
O'CALLAHAN ELIZABETH M
Officer
$88,971
@ $126.20 · 2024-10-10
CERNUDA REGO CESAR
President
$2.69M
@ $122.16 · 2024-09-30
DE LORENZO DANIEL
Officer
$208,266
@ $123.60 · 2024-09-24
KURIAN GEORGE
Chief Executive Officer
$993,115
@ $116.84 · 2024-09-16
O'CALLAHAN ELIZABETH M
Officer
$80,742
@ $114.69 · 2024-09-10
KURIAN GEORGE
Chief Executive Officer
$1.10M
@ $130.00 · 2024-08-19
O'CALLAHAN ELIZABETH M
Officer
$86,233
@ $122.49 · 2024-08-12
KURIAN GEORGE
Chief Executive Officer
$1.11M
@ $130.36 · 2024-07-15
O'CALLAHAN ELIZABETH M
Officer
$60,148
@ $133.07 · 2024-07-10
CERNUDA REGO CESAR
President
$2.85M
@ $129.46 · 2024-06-28
KURIAN GEORGE
Chief Executive Officer
$1.07M
@ $125.59 · 2024-06-17
O'CALLAHAN ELIZABETH M
Officer
$80,922
@ $120.42 · 2024-06-10
SHAHEEN GEORGE T
Director
$3.53M
@ $121.75 · 2024-06-10
KURIAN GEORGE
Chief Executive Officer
$922,845
@ $108.57 · 2024-05-13
O'CALLAHAN ELIZABETH M
Officer
$94,800
@ $108.84 · 2024-05-10
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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BRK-B
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.
NTAP
FearGreed
😐Neutral(56/100)

"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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BRK-B
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)
NTAP
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 (56)
View BRK-B Full AnalysisView NTAP Full Analysis
BRK-B vs NTAP: Which Is the Better Buy? | SafetyMargin.io