Compare StocksBRK-B vs FTNT

Berkshire Hathaway Inc. (BRK-B) vs Fortinet, Inc. (FTNT)

BRK-B
Berkshire Hathaway Inc.
$481.48
VS
FTNT
Fortinet, Inc.
$83.12

Rewards

BRK-B
  • Each dollar of retained earnings has created $1.66 of market value — management is creating shareholder value.
  • Net debt/EBITDA of -2.2x means the company holds more cash than debt — a net cash position.
FTNT
  • Fortinet, Inc. has maintained ROIC above 15% for 4 consecutive years, indicating a durable competitive advantage.
  • Gross margin of 80.5% indicates strong pricing power — typical of businesses with significant intellectual property or brand strength.
  • Fortinet, Inc. scores 86/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.

Risks

BRK-B
  • Berkshire Hathaway Inc. scores only 16/100 on the Economic Moat Score, suggesting limited durable competitive advantages.
  • Trailing P/E of 15.5x is 75% above the historical average of 8.9x — the stock trades at a premium to its own history.
FTNT
  • FCF yield of 2.8% is below 3%, meaning the market is pricing in substantial future growth to justify the current price.
  • Insiders have sold $42.3M worth of stock in the past 3 months — significant insider liquidation.

Key Valuation Metrics

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BRK-B
FTNT
Valuation
$36.80B
Free Cash Flow
$1.75B
3.54%
FCF Yield
2.83%
15.50
Trailing P/E
34.35
22.11
Forward P/E
25.12
Quality & Moat
11.31%
ROIC
76.55%
9.30%
ROE
149.77%
26.15%
Gross Margin
80.46%
N/A
PEG Ratio
N/A
Balance Sheet Safety
0.19
Debt / Equity
0.86
N/A
Interest Coverage
N/A
-2.15
Net Debt / EBITDA
-1.13
N/A
Dividend Yield
N/A
BRK-B: 6Ties: 1FTNT: 3
BRK-BFTNT

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.

FTNT

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
+$417.98B
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
FTNT
$4.38
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$4.75B
Δ Market Cap
+$20.79B
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
31.1% Margin of Safety
Price is 31.1% below estimated fair value
Current Price: $481.48
Fair Value: $699.14
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
FTNT
21.6% Overvalued
Price is 21.6% above estimated fair value
Current Price: $83.12
Fair Value: $68.36
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 $481?

+0.7%
Market-Implied Owner Earnings Growth
Standard FCF implies +8.8%

The market implies +0.7% Owner Earnings growth, above historical trends.

Standard FCF implies a demanding +8.8%, reflecting heavy growth investment.

FTNT

What growth rate is the market pricing in at $83?

+14.1%
Market-Implied Owner Earnings Growth
Standard FCF implies +14.9%

The market implies +14.1% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding +14.9%, reflecting heavy growth investment expected to generate future returns.

Economic Moat Score

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BRK-B
16/100
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.
FTNT
86/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat with strength across all dimensions. Revenue Predictability 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 5 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.
FTNT
-2.61
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 33.5%
No. of Institutional Holders5,852
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.
FTNT
Insiders 17.4%Institutions 71.6%Retail & Other 11.0%
No. of Institutional Holders1,972
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
FTNT
0
Buys (3M)
1
Buys (12M)
Total value (12M): $34,912
NEUKOM WILLIAM H
Director
$34,912
@ $104.21 · 2025-06-06
NEUKOM WILLIAM H
Director
$34,878
@ $106.34 · 2025-03-06
NEUKOM WILLIAM H
Director
$34,968
@ $98.50 · 2024-12-06
NEUKOM WILLIAM H
Director
$34,898
@ $59.55 · 2024-06-06
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
FTNT
3
Sells (3M)
12
Sells (12M)
Total value (12M): $136.18M
OHLGART CHRISTIANE MARGRIT
Chief Financial Officer
$40,930
@ $80.73 · 2026-02-03
XIE MICHAEL
Chief Technology Officer
$27.94M
@ $81.42 · 2026-02-02
XIE KENNETH QING
Chief Executive Officer
$14.31M
@ $81.42 · 2026-02-02
OHLGART CHRISTIANE MARGRIT
Chief Financial Officer
$9,515
@ $86.50 · 2025-11-04
XIE MICHAEL
Chief Technology Officer
$306,825
@ $86.53 · 2025-11-03
XIE KENNETH QING
Chief Executive Officer
$13.71M
@ $86.51 · 2025-11-03
OHLGART CHRISTIANE MARGRIT
Chief Financial Officer
$10,830
@ $98.45 · 2025-08-05
XIE MICHAEL
Officer and Director
$46.94M
@ $98.48 · 2025-08-04
XIE KENNETH QING
Chief Executive Officer
$15.61M
@ $98.48 · 2025-08-04
OHLGART CHRISTIANE MARGRIT
Chief Financial Officer
$121,883
@ $104.71 · 2025-06-06
XIE MICHAEL
Chief Technology Officer
$376,274
@ $106.11 · 2025-05-02
XIE KENNETH QING
Chief Executive Officer
$16.81M
@ $106.10 · 2025-05-02
GOLDMAN KENNETH ALLEN
Director
$200,000
@ $100.00 · 2025-03-12
XIE MICHAEL
Chief Technology Officer
$32.08M
@ $98.17 · 2025-03-11
GOLDMAN KENNETH ALLEN
Director
$99,320
@ $99.32 · 2025-03-10
XIE KENNETH QING
Chief Executive Officer
$19.97M
@ $96.93 · 2025-03-10
JENSEN KEITH FRANKLIN
Chief Financial Officer
$1.93M
@ $109.18 · 2025-02-26
JENSEN KEITH FRANKLIN
Chief Financial Officer
$2.67M
@ $113.56 · 2025-02-19
XIE KENNETH QING
Chief Executive Officer
$4.89M
@ $107.68 · 2025-02-12
XIE KENNETH QING
Chief Executive Officer
$4.27M
@ $92.79 · 2025-01-15
XIE KENNETH QING
Chief Executive Officer
$4.43M
@ $96.70 · 2024-12-18
JENSEN KEITH FRANKLIN
Chief Financial Officer
$1.69M
@ $95.66 · 2024-11-26
JENSEN KEITH FRANKLIN
Chief Financial Officer
$386,013
@ $90.83 · 2024-11-19
XIE KENNETH QING
Chief Executive Officer
$4.53M
@ $98.79 · 2024-11-13
WHITTLE JOHN
Chief Operating Officer
$3.29M
@ $85.56 · 2024-11-08
JENSEN KEITH FRANKLIN
Chief Financial Officer
$4.84M
@ $85.36 · 2024-11-08
XIE MICHAEL
Chief Technology Officer
$1.95M
@ $78.86 · 2024-11-04
XIE KENNETH QING
Chief Executive Officer
$3.83M
@ $82.26 · 2024-10-16
XIE KENNETH QING
Chief Executive Officer
$3.54M
@ $75.34 · 2024-09-18
JENSEN KEITH FRANKLIN
Chief Financial Officer
$905,465
@ $75.55 · 2024-08-27
WHITTLE JOHN
Chief Operating Officer
$7.77M
@ $75.21 · 2024-08-21
JENSEN KEITH FRANKLIN
Chief Financial Officer
$321,636
@ $75.68 · 2024-08-20
XIE KENNETH QING
Chief Executive Officer
$3.42M
@ $72.06 · 2024-08-14
XIE MICHAEL
Chief Technology Officer
$1.39M
@ $56.11 · 2024-08-02
XIE KENNETH QING
Chief Executive Officer
$2.90M
@ $59.84 · 2024-07-16
XIE KENNETH QING
Chief Executive Officer
$2.90M
@ $59.88 · 2024-06-12
JENSEN KEITH FRANKLIN
Chief Financial Officer
$3.43M
@ $59.37 · 2024-06-05
XIE KENNETH QING
Chief Executive Officer
$2.93M
@ $60.48 · 2024-05-15
XIE MICHAEL
Chief Technology Officer
$1.59M
@ $64.48 · 2024-05-02
XIE KENNETH QING
Chief Executive Officer
$3.11M
@ $64.81 · 2024-04-17
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(48/100)

"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.
FTNT
FearGreed
😐Neutral(50/100)

"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 (48)
FTNT
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 (50)
View BRK-B Full AnalysisView FTNT Full Analysis
Berkshire Hathaway Inc. (BRK-B) vs Fortinet, Inc. (FTNT) Stock Comparison | SafetyMargin.io