Financial Services › Insurance - Property & Casualty

W. R. Berkley Corporation (WRB) Stock Overview

Market Cap: $25.17B

W. R.

Mar 19, 2026$66.22

1Y +4.0%

Rewards

★Free cash flow has grown at a 10.7% CAGR over the past 4 years, demonstrating strong earnings power growth.
★Each dollar of retained earnings has created $2.28 of market value — management is an exceptional capital allocator.
★19 insider purchases totaling $665.3M with no sells in the past 3 months — insiders are putting their own money in.

Risks

⚠Altman Z-Score of 1.22 places the company in the distress zone — financial patterns resemble those of companies that experienced bankruptcy.

WRB Key Valuation Metrics

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Free Cash Flow

$3.35B

FCF Yield

13.32%

Trailing P/E

14.88

Forward P/E

13.64

ROIC

14.84%

ROE

18.32%

Gross Margin

43.41%

PEG Ratio

N/A

Debt / Equity

0.32

Interest Coverage

N/A

Net Debt / EBITDA

-0.26

Dividend Yield

0.54%

WRB Historical Fundamentals

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

WRB $1 Retained Earnings Test

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Market Value

$2.28

created per $1 retained

Exceptional Value Creator

Earning Power

$1.39

created per $1 retained

Value Creator

Σ Retained

$3.18B

Δ Market Cap

+$7.25B

Δ Earning Power

+$4.43B

Buffett's "$1 Test": For every $1 retained, how much value did management create?
Market Value = market's verdict (mood-sensitive) · Earning Power = owner earnings / discount rate (mood-independent)

WRB Discounted Cash Flow (DCF) Analysis

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30.9% Margin of Safety

Price is 30.9% below estimated fair value

Current Price: $66.22

Strongly undervalued

Undervalued

Fairly valued

Overvalued

Strongly overvalued

Fair Value: $95.80

Strongly undervalued

Undervalued

Fairly valued

Overvalued

Strongly overvalued

Parameter	Min (Bear)Value	BaseValue	Max (Bull)Value
Initial Cash Flow
Growth Rate (Yr 1-5)	%	%	%
Growth Rate (Yr 6-10)	%	%	%
Terminal Growth Rate	%	%	%
Discount Rate	%	%	%
	Bear Case $74.81 Implied EV: $27.77B	Base Case $95.80 Implied EV: $35.74B	Bull Case $114.29 Implied EV: $42.77B

Reverse DCF — Market-Implied Growth

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What growth rate is the market pricing in at $66?

+2.6%

Market-Implied Owner Earnings Growth

Standard FCF implies -6.4%

The market implies +2.6% Owner Earnings growth, below historical trends — potential opportunity.

Standard FCF implies a more demanding -6.4%, reflecting heavy growth investment expected to generate future returns.

WRB Economic Moat Score

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40/100

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.

WRB Forensic Accounting

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-2.63

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.

WRB Management & Board

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Mr. William Robert Berkley

Executive Chairman of the Board · Age 80

$13.62M

total pay

Mr. William Robert Berkley Jr.

President, CEO & Director · Age 53

$13.32M

total pay

Mr. Richard Mark Baio

Executive VP & CFO · Age 56

$2.46M

total pay

Mr. James Gerald Shiel

Executive Vice President of Investments · Age 65

$2.59M

total pay

Ms. Lucille T. Sgaglione

Executive Vice President · Age 75

$2.48M

total pay

Ms. Karen A. Horvath

Vice President of Investor Relations

Mr. A. Scott Mansolillo

Senior VP & Chief Compliance Officer

Mr. Stephen Kennedy

Senior VP & General Counsel

Mr. Jonathan M. Levine

VP & Chief Marketing Officer

Ms. Carol Josephine LaPunzina

Senior Vice President of Human Resources · Age 63

WRB Ownership

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Insiders 26.1%Institutions 79.7%

No. of Institutional Holders1,254

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.

WRB Insider Buying Activity

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Buys (3M)

Buys (12M)

Total value (12M): $665.29M

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$18.75M

@ $72.61 · 2026-03-03

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$21.49M

@ $71.65 · 2026-02-27

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$39.38M

@ $71.13 · 2026-02-25

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$35.74M

@ $70.70 · 2026-02-20

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$2.84M

@ $70.93 · 2026-02-13

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$6.83M

@ $69.68 · 2026-02-11

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$2.84M

@ $70.88 · 2026-02-06

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$21.45M

@ $68.05 · 2026-02-04

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$33.09M

@ $68.22 · 2026-01-30

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$69.30M

@ $67.35 · 2026-01-28

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$46.90M

@ $67.19 · 2026-01-23

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$42.61M

@ $67.64 · 2026-01-21

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$36.64M

@ $68.49 · 2026-01-16

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$55.62M

@ $68.58 · 2026-01-14

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$32.64M

@ $69.45 · 2026-01-09

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$47.42M

@ $69.61 · 2026-01-07

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$47.17M

@ $70.11 · 2026-01-02

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$62.04M

@ $70.53 · 2025-12-29

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$42.55M

@ $69.71 · 2025-12-22

Open market purchases · includes direct & indirect ownership · excludes option exercises

WRB Insider Selling Activity

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Sells (3M)

Sells (12M)

No open market insider sales found.

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

WRB 🎭 Mr. Market's Mood

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😨Fear(39/100)

"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.

WRB ⚖️ Buffett Signal

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⚪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 (39)

WRB Investment Checklist & Notes

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Do I understand this business?

Does it have a durable competitive advantage (moat)?

Is management honest and competent?

Is management allocating capital rationally?

Is the price reasonable (margin of safety)?

Is this within my circle of competence?

Auto-saved • Last updated: 3/20/2026, 4:30:28 AM

WRB Insider Buying Activity

Learn more →

Buys (3M)

Buys (12M)

Total value (12M): $665.29M

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$18.75M

@ $72.61 · 2026-03-03

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$21.49M

@ $71.65 · 2026-02-27

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$39.38M

@ $71.13 · 2026-02-25

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$35.74M

@ $70.70 · 2026-02-20

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$2.84M

@ $70.93 · 2026-02-13

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$6.83M

@ $69.68 · 2026-02-11

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$2.84M

@ $70.88 · 2026-02-06

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$21.45M

@ $68.05 · 2026-02-04

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$33.09M

@ $68.22 · 2026-01-30

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$69.30M

@ $67.35 · 2026-01-28

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$46.90M

@ $67.19 · 2026-01-23

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$42.61M

@ $67.64 · 2026-01-21

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$36.64M

@ $68.49 · 2026-01-16

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$55.62M

@ $68.58 · 2026-01-14

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$32.64M

@ $69.45 · 2026-01-09

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$47.42M

@ $69.61 · 2026-01-07

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$47.17M

@ $70.11 · 2026-01-02

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$62.04M

@ $70.53 · 2025-12-29

MITSUI SUMITOMO INSURANCE CO., LTD.

Beneficial Owner of more than 10% of a Class of Security

$42.55M

@ $69.71 · 2025-12-22

Open market purchases · includes direct & indirect ownership · excludes option exercises

WRB Insider Selling Activity

Learn more →

Sells (3M)

Sells (12M)

No open market insider sales found.

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

WRB Investment Checklist & Notes

Learn more →

Do I understand this business?

Does it have a durable competitive advantage (moat)?

Is management honest and competent?

Is management allocating capital rationally?

Is the price reasonable (margin of safety)?

Is this within my circle of competence?

Auto-saved • Last updated: 3/20/2026, 4:30:28 AM

W. R. Berkley Corporation (WRB) Stock Overview

Rewards

Risks

WRB Key Valuation Metrics

WRB Historical Fundamentals

WRB $1 Retained Earnings Test

WRB Discounted Cash Flow (DCF) Analysis

Reverse DCF — Market-Implied Growth

WRB Economic Moat Score

WRB Forensic Accounting

M-Score Trend

WRB Management & Board

WRB Ownership

WRB Insider Buying Activity

WRB Insider Selling Activity

WRB 🎭 Mr. Market's Mood

WRB ⚖️ Buffett Signal

Compare WRB

WRB Investment Checklist & Notes

WRB Insider Buying Activity

WRB Insider Selling Activity

WRB Investment Checklist & Notes