$67.54▼ −0.68 · −1.0%from $68.22 the session before · Sep 30, 2026 close · end of day
Open
$68.14
High
$68.54
Low
$67.46
Day's range
$1.11.6% of the previous close
VWAP
$67.74close −0.30% from it
Volume, shares
2.32M0.61× the 20-session average
Traded, $
$157.4M
Trades
29.8K78 shares per trade
Previous close
$68.22−0.68 to the close
Market cap
$25.07Bat the close of Sep 30
Day range7% of the way up
$67.46$68.54
52-week range32% of the way up
$62.87 Jun 1$77.45 Jul 28
−13% from the high · +7.4% from the low
Options
No listed options on WRB
Close $ · S&P 500 rebased to the first close126 sessions to Sep 30 · axis fixed at 4 × ATR-14 around the last close · hover or tap a session and the read beside the chart follows it
Revenue $3.72B, +1.2% on a year earlier; profit $452.3M, +13% in the Jun 2026 quarter, consolidated.
Last 8 quarters, consolidatedUS dollars as filed · year on year against the same quarter a year earlier · market: close on the first session after the filing against the last close before it, S&P 500 over the same session
Quarterly results of WRB on the consolidated basis with the market's move on the first session after each filing
Quarter
Revenue $
Revenue YoY
Profit $
Profit YoY
EPS $
Market on the day
Jun 2026filed Jul 31
$3.72B
▲ +1.2%
$452.3M
▲ +13%
1.15
▼ −0.6%S&P 500 +1.4% · −2.0 pp
Mar 2026filed May 1
$3.69B
▲ +4.0%
$515.2M
▲ +23%
1.31
▼ −0.1%S&P 500 −0.4% · +0.3 pp
Dec 2025filed Feb 27
$3.72B
▲ +1.5%
$449.5M
▼ −22%
1.13
—not reached
Sep 2025filed Nov 3
$3.77B
▲ +11%
$511.0M
▲ +40%
1.28
—not reached
Jun 2025filed Jul 31
$3.67B
▲ +11%
$401.3M
▲ +7.9%
1.00
▼ −0.6%S&P 500 +1.4% · −2.0 pp
Mar 2025filed May 1
$3.55B
▲ +8.9%
$417.6M
▼ −5.6%
1.04
▼ −0.1%S&P 500 −0.4% · +0.3 pp
Dec 2024filed Feb 24
$3.67B
▲ +14%
$576.1M
▲ +45%
1.44
—not reached
Sep 2024filed Nov 3
$3.40B
▲ +12%
$365.6M
▲ +9.6%
0.91
—not reached
By fiscal yearfiscal years as filed in the 10-K · named by the year the fiscal year ends
Financial-year results of WRB on the consolidated basis, summed from the quarters filed
Year
Revenue $
Revenue YoY
Profit $
Profit YoY
EPS $
FY25to Dec 2025
$14.71B
▲ +7.8%
$1.78B
▲ +1.3%
4.45
FY24to Dec 2024
$13.64B
▲ +12%
$1.76B
▲ +27%
4.36
FY23to Dec 2023
$12.14B
▲ +8.7%
$1.38B
+0.02%
3.37
FY22to Dec 2022
$11.17B
▲ +18%
$1.38B
▲ +35%
3.29
FY21to Dec 2021
$9.46B
▲ +17%
$1.02B
▲ +93%
3.66
Fundamentals
consolidated · filings to Jun 2026 · close $67.54 on Sep 30
WRB trades at 14 times trailing earnings, 2.5 times book value, revenue +4.3% over twelve months, a 0.30% dividend yield, market cap $25.07B.
Valuation
Market cap
$25.07Bon Sep 30
Price to earnings
14consolidated · four quarters to Jun 2026
Trailing EPS
$4.87diluted · consolidated · four quarters to Jun 2026
Price to book
2.5consolidated · balance sheet to Jun 2026
Book value a share
$26.49consolidated · balance sheet to Jun 2026
Debt to equity
—
Return on equity
20%trailing profit over average equity · consolidated
Dividend yield
0.30%$0.20 a share in 365 days
Price to sales
1.7market cap over revenue, four quarters to Jun 2026
Shares outstanding
371Mon Sep 30
Growthsums of the four quarters filed to Jun 2026 · growth against the four quarters before them · consolidated
Revenue, trailing 12 months
$14.90Bfour quarters to Jun 2026
Revenue growth, 12 months
▲ +4.3%against the twelve months before
Revenue 3-year CAGR
▲ +8.6%trailing twelve months against the twelve months 3 years earlier · consolidated
Profit, trailing 12 months
$1.93Bfour quarters to Jun 2026
Profit growth, 12 months
▲ +9.5%against the twelve months before
Profit 3-year CAGR
▲ +15%trailing twelve months against the twelve months 3 years earlier · consolidated
Shareholding
quarter to Jun 2026 · SEC Form 13F
13F managers hold 150% of shares, Mitsui Sumitomo Insurance Co Ltd the largest at 32%, BlackRock, Inc. 12% and VANGUARD CAPITAL MANAGEMENT LLC 10%, as filed for the quarter to Jun 2026.
31.7%11.8%10.1%95.5%
Mitsui Sumitomo Insurance Co Ltd 31.7%
BlackRock, Inc. 11.8%
VANGUARD CAPITAL MANAGEMENT LLC 10.1%
Other 13F managers 95.5%
Held by 13F managers
150%of shares outstanding
Shares held
553M−0.01% on Mar 2026 among managers filing both
Managers holding
896869 a quarter earlier
Largest holder
32%Mitsui Sumitomo Insurance Co Ltd
Largest 10 holderspercent of shares outstanding · change in shares against the previous quarter
Largest 13F holders of WRB
Manager
Shares
Of outstanding
Value
Change on quarter
Mitsui Sumitomo Insurance Co Ltd
118M
32%
$8.29B
unchanged
BlackRock, Inc.
43.9M
12%
$3.09B
−2.69M
VANGUARD CAPITAL MANAGEMENT LLC
37.4M
10%
$2.64B
−470K
VANGUARD PORTFOLIO MANAGEMENT LLC
29.1M
7.8%
$2.05B
−399K
STATE STREET CORP
28.3M
7.6%
$2.01B
−558K
GEODE CAPITAL MANAGEMENT, LLC
16.5M
4.5%
$1.18B
+78.1K
MORGAN STANLEY
16.5M
4.5%
$1.16B
−4.32M
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
12.8M
3.4%
$899.5M
−2.79M
Invesco Ltd.
10.1M
2.7%
$709.3M
−47K
GOLDMAN SACHS GROUP INC
8.32M
2.2%
$586.6M
+2.61M
Insider tradesSEC Forms 3, 4 and 5 · the latest 10
No open-market insider buying or selling in the last 90 days.
WRB insider trades
Insider
Trade
Shares
Price
Held after
Talisman JonathanDirector
granted · Jun 3, 2026
3,090
$0.00
33,180
BLAYLOCK RONALD EDirector
granted · Jun 3, 2026
3,090
$0.00
121,990
Augostini Christopher LDirector
granted · Jun 3, 2026
3,090
$0.00
109,859
Rusbuldt Robert AlanDirector
granted · Jun 3, 2026
3,090
$0.00
5,866
Farrell Mary CDirector
granted · Jun 3, 2026
3,090
$0.00
19,378
Mosley Daniel LynnDirector
granted · Jun 3, 2026
3,090
$0.00
14,885
BERKLEY WILLIAM R JRDirector,Officer
granted · Jun 3, 2026
3,090
$0.00
4,555,860
Mattson Marie AngelaDirector
granted · Jun 3, 2026
3,090
$0.00
9,667
Ferre Maria LuisaDirector
granted · Jun 3, 2026
3,090
$0.00
59,234
BERKLEY WILLIAM RDirector,Officer,TenPercentOwner
granted · Jun 3, 2026
3,090
$0.00
17,366,375
Corporate actions
exchange records
Nothing upcoming on record; the last was a dividend of $0.10 a share, ex-date Sep 21, 2026.
Actionsex-dates · upcoming first, then the last eight · dividends in dollars a share, splits as ratios
Corporate actions of WRB, upcoming first, then the most recent
Ex-date
Action
Amount or ratio
Record date
recent
Sep 21, 2026
dividend
$0.10
—
Jun 23, 2026
dividend
$0.10
—
Calendardividends by ex-date
Dividends in 365 days
$0.20a share · ex-dates inside the year
Last dividend
$0.10ex-date Sep 21, 2026
Price history
131 sessions on record · to Sep 30 · end of day
WRB is −0.3% over 20 sessions against the S&P 500's +0.1%, 13% below its 52-week high, realised volatility 16% annualised.
Returns against S&P 500longest window first · S&P 500 over the same sessions
Returns of the stock and S&P 500 over six windows, longest first
Window
From $
WRB %
S&P 500 %
Difference pp
120 sessionssince Apr 9
$67.21
▲ +0.49%
▲ +12%
−12
60 sessionssince Jul 7
$71.54
▼ −5.6%
▲ +2.0%
−7.6
20 sessionssince Sep 1
$67.72
▼ −0.27%
▲ +0.11%
−0.38
5 sessionssince Sep 23
$67.67
▼ −0.19%
▼ −0.67%
+0.48
1 sessionsince Sep 29
$68.22
▼ −1.0%
▼ −0.21%
−0.79
Averages of the closeclose against each average
5-session average
$67.51close +0.04% from it
20-session average
$69.04close −2.2% from it
50-session average
$70.25close −3.9% from it
Range and volumetrue range over 14 sessions · high to low over 20 · volume against the 20-session average
Average true range, 14
$1.31.9% of the close
Average day's range, 20
$1.31.9% of the close
Volume against 20 sessions
0.61×2.32M vs 3.82M average
Volatility and co-movement with S&P 500annualised from daily returns
Realised volatility, 20
16%≈ ±1.0% a session · moved more than that on 5 of 20
Realised volatility, 60
19%≈ ±1.2% a session · moved more than that on 16 of 60
Beta to S&P 500, 60
-0.59moved with S&P 500 on 24 of 60 sessions
Up and down sessionscloses above and below the previous close
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