Compare StocksAIZ vs BRK-B

Assurant, Inc. (AIZ) vs Berkshire Hathaway Inc. (BRK-B)

AIZ
Assurant, Inc.
$231.51
VS
BRK-B
Berkshire Hathaway Inc.
$473.01

Rewards

AIZ
  • Assurant, Inc. scores 95/100 on the Economic Moat Score (Wide Moat), with revenue predictability as the strongest competitive dimension.
  • Free cash flow has grown at a 57.3% CAGR over the past 4 years, demonstrating strong earnings power growth.
  • Each dollar of retained earnings has created $3.68 of earning power — management is an exceptional capital allocator.
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.

Risks

AIZ
  • Gross margin of 11.9% is low, suggesting a competitive or commodity-like market with limited pricing power.
  • Altman Z-Score of 0.78 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.
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.

Key Valuation Metrics

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AIZ
BRK-B
Valuation
$2.19B
Free Cash Flow
$61.23B
18.98%
FCF Yield
6.00%
13.68
Trailing P/E
15.24
10.47
Forward P/E
21.95
Quality & Moat
12.57%
ROIC
4.96%
14.86%
ROE
9.18%
11.89%
Gross Margin
27.78%
0.91
PEG Ratio
0.13
Balance Sheet Safety
0.39
Debt / Equity
0.18
N/A
Interest Coverage
N/A
0.05
Net Debt / EBITDA
-2.28
1.45%
Dividend Yield
N/A
AIZ: 5Ties: 1BRK-B: 5
AIZBRK-B

Historical Fundamentals

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AIZ

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

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.

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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AIZ
$2.99
created per $1 retained over 3 years
Exceptional Value Creator
Σ Retained
$1.80B
Δ Market Cap
+$5.39B
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
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

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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AIZ
38.0% Margin of Safety
Price is 38.0% below estimated fair value
Current Price: $231.51
Fair Value: $373.38
Strongly undervalued
Undervalued
Fairly valued
Overvalued
Strongly overvalued
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

Reverse DCF — Market-Implied Growth

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AIZ

What growth rate is the market pricing in at $232?

+2.1%
Market-Implied Owner Earnings Growth
Standard FCF implies -11.2%

The market implies +2.1% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding -11.2%, reflecting heavy growth investment expected to generate future returns.

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.

Economic Moat Score

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AIZ
95/100
Wide Moat
70+ Wide · 40-69 Narrow · <40 None

Wide moat driven primarily by revenue predictability. Margin Stability is the area most vulnerable to competitive pressure.

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.
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.

Forensic Accounting

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AIZ
-2.71
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.
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.

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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AIZ
Insiders 0.8%Institutions 90.3%Retail & Other 8.9%
No. of Institutional Holders824
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.
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.

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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AIZ
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
Open market purchases · includes direct & indirect ownership · excludes option exercises
BRK-B
0
Buys (3M)
0
Buys (12M)
No open market insider purchases found.
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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AIZ
2
Sells (3M)
7
Sells (12M)
Total value (12M): $5.74M
DIRIENZO DIMITRY
Officer
$158,235
@ $210.98 · 2026-03-20
SENGUPTA SUBHASHISH
Officer
$400,096
@ $210.58 · 2026-03-20
DEMMINGS KEITH
Chief Executive Officer
$3.03M
@ $220.52 · 2025-10-03
DEMMINGS KEITH
Chief Executive Officer
$941,671
@ $220.27 · 2025-08-29
ROSENBLUM JAY E.
Officer
$813,256
@ $208.53 · 2025-08-12
DIRIENZO DIMITRY
Officer
$194,707
@ $204.95 · 2025-08-08
ROSENBLUM JAY E.
Officer
$201,926
@ $201.93 · 2025-05-16
LONERGAN ROBERT ANTHONY
Officer
$743,354
@ $212.39 · 2025-03-20
DIRIENZO DIMITRY
Officer
$351,507
@ $213.03 · 2025-03-20
NAIR BIJU
Officer
$604,486
@ $201.50 · 2025-02-19
NAIR BIJU
Officer
$627,532
@ $209.18 · 2024-11-08
DIRIENZO DIMITRY
Officer
$103,639
@ $188.43 · 2024-08-19
ROSENBLUM JAY E.
Officer
$311,929
@ $178.25 · 2024-08-12
JENNS MARTIN
Officer
$267,199
@ $178.13 · 2024-08-12
CAMPBELL MICHAEL P
Officer
$1.89M
@ $171.61 · 2024-05-21
DIRIENZO DIMITRY
Officer
$365,304
@ $175.29 · 2024-05-17
LONERGAN ROBERT ANTHONY
Officer
$475,529
@ $176.12 · 2024-05-16
LUTHI-PREVITALI FRANCESCA L.
Chief Operating Officer
$1.18M
@ $176.36 · 2024-05-16
Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives
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

Direct ownership only · excludes indirect, option exercises, planned (10b5-1) sales & derivatives.

🎭 Mr. Market's Mood

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AIZ
FearGreed
😏Greed(66/100)

"Market is optimistic — be cautious and ensure you have a margin of safety"

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.
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.

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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AIZ
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: Greed (66)
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)
View AIZ Full AnalysisView BRK-B Full Analysis
AIZ vs BRK-B: Which Is the Better Buy? | SafetyMargin.io