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Compare Stocks › BRK-B vs STT

Berkshire Hathaway Inc. (BRK-B) vs State Street Corporation (STT)

BRK-B
Berkshire Hathaway Inc.
$481.48
VS
STT
State Street Corporation
$120.95

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.
STT
  • ★Share count has been reduced by 20% over the past 4 years through buybacks, increasing each share's claim on earnings.
  • ★Each dollar of retained earnings has created $2.01 of market value — management is an exceptional capital allocator.

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.
STT
  • ⚠Gross margin of 0.0% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • ⚠Altman Z-Score of 0.22 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
  • ⚠Insiders have sold $7.8M worth of stock in the past 3 months — significant insider liquidation.

Key Valuation Metrics

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BRK-B
STT
Valuation
$36.80B
Free Cash Flow
N/A
3.54%
FCF Yield
N/A
15.50
Trailing P/E
12.87
22.11
Forward P/E
9.29
Quality & Moat
11.31%
ROIC
6.66%
9.30%
ROE
N/A
26.15%
Gross Margin
0.00%
N/A
PEG Ratio
N/A
Balance Sheet Safety
0.19
Debt / Equity
N/A
N/A
Interest Coverage
N/A
-2.15
Net Debt / EBITDA
N/A
N/A
Dividend Yield
2.78%
BRK-B: 2Ties: 1STT: 2
BRK-BSTT

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.

STT

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
STT
$2.01
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$4.45B
Δ Market Cap
+$8.93B
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
STT
79.8% Margin of Safety
Price is 79.8% below estimated fair value
Current Price: $120.95
Fair Value: $598.80
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.

STT

Requires positive FCF to compute implied growth rate.

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.
STT
30/100
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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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.
STT
-2.42
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.
STT
Insiders 0.5%Institutions 95.8%Retail & Other 3.7%
No. of Institutional Holders1,496
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
STT
1
Buys (3M)
1
Buys (12M)
Total value (12M): $312,475
PORTER BRIAN J
Director
$312,475
@ $124.99 · 2026-03-05
MEANEY WILLIAM L
Director
$10,551
@ $75.36 · 2024-10-14
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
STT
5
Sells (3M)
17
Sells (12M)
Total value (12M): $13.53M
PLANSKY JOHN
Officer
$2.00M
@ $124.32 · 2026-03-11
O'HANLEY RONALD P.
Chief Executive Officer
$3.66M
@ $125.70 · 2026-03-02
RICHARDS MICHAEL L
Officer
$319,775
@ $127.91 · 2026-02-24
HORGAN KATHRYN M
Officer
$721,420
@ $127.10 · 2026-02-23
AMBROSIUS JOERG
Officer
$1.12M
@ $128.00 · 2026-02-23
HORGAN KATHRYN M
Officer
$672,890
@ $118.55 · 2025-11-28
RICHARDS MICHAEL L
Officer
$175,860
@ $117.24 · 2025-10-27
RICHARDS MICHAEL L
Officer
$115,170
@ $115.17 · 2025-08-26
O'HANLEY RONALD P.
Chief Executive Officer
$1.50M
@ $112.39 · 2025-08-21
SCHAEFER ELIZABETH
Officer
$175,046
@ $111.07 · 2025-08-19
RICHARDS MICHAEL L
Officer
$108,197
@ $109.29 · 2025-07-22
HORGAN KATHRYN M
Officer
$1.07M
@ $96.61 · 2025-05-30
RICHARDS MICHAEL L
Officer
$70,530
@ $94.04 · 2025-05-09
SCHAEFER ELIZABETH
Officer
$117,936
@ $90.72 · 2025-05-06
TAHIRI MOSTAPHA
Chief Operating Officer
$360,725
@ $90.43 · 2025-05-02
BISEGNA ANTHONY C.
Officer
$310,590
@ $88.74 · 2025-05-01
PLANSKY JOHN
Officer
$1.03M
@ $88.83 · 2025-05-01
DE SAINT AIGNAN PATRICK
Director
$1.94M
@ $98.24 · 2025-02-28
AMBROSIUS JOERG
Officer
$288,202
@ $100.07 · 2025-02-19
DE SAINT AIGNAN PATRICK
Director
$802,479
@ $99.96 · 2025-02-18
FOGARTY ANN
Officer
$368,536
@ $99.47 · 2025-02-18
FOGARTY ANN
Officer
$146,955
@ $97.97 · 2024-11-25
HORGAN KATHRYN M
Officer
$1.22M
@ $97.97 · 2024-11-25
MILROD DONNA M
Officer
$9,631
@ $95.36 · 2024-11-18
PLANSKY JOHN
Officer
$1.27M
@ $91.32 · 2024-10-18
SCHAEFER ELIZABETH
Officer
$46,250
@ $92.50 · 2024-10-17
HUNG YIE-HSIN
Chief Executive Officer
$325,500
@ $93.00 · 2024-10-16
PLANSKY JOHN
Officer
$1.01M
@ $82.91 · 2024-08-23
BISEGNA ANTHONY C.
Officer
$51,858
@ $80.65 · 2024-08-16
MILROD DONNA M
Officer
$8,226
@ $80.65 · 2024-08-16
HORGAN KATHRYN M
Officer
$542,080
@ $80.00 · 2024-08-15
ABOAF ERIC W
Chief Financial Officer
$553,630
@ $79.09 · 2024-08-14
MILROD DONNA M
Officer
$7,507
@ $74.33 · 2024-05-31
TIMBY SARAH
Officer
$307,705
@ $77.41 · 2024-05-21
BISEGNA ANTHONY C.
Officer
$50,000
@ $77.76 · 2024-05-16
ABOAF ERIC W
Chief Financial Officer
$918,360
@ $76.53 · 2024-05-14
AMBROSIUS JOERG
Officer
$306,960
@ $76.74 · 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(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.
STT
FearGreed
😐Neutral(53/100)

"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)
STT
⚪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 (53)
View BRK-B Full AnalysisView STT Full Analysis