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W. R. Berkley Corporation

WRB Net buying

CIK 0000011544 #477 in the set updated 17 Sep 2026

Bought (12 mo)

$705.46M

out of their own pocket, the only kind of buying there is

Sold (12 mo)

$0.00

$0.00 on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 0 sales

Net

+$705.46M

+$705.46M against sales at will

By person

15 insiders · 94 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

MITSUI SUMITOMO INSURANCE CO LTD entity

10% owner

$705.46M (94)

—

+$705.46M

58,780,450

15.83%

$4.26B

+20.9%

BERKLEY WILLIAM R

Executive Chairman

—

17,366,375

4.68%

$1.26B

+0.7%

BERKLEY WILLIAM R JR

Chairman, President and CEO

—

4,650,314

1.25%

$337.26M

+4.7%

SHIEL JAMES G

EVP - Investments

—

810,633

0.2184%

$58.79M

−18.3%

Sgaglione Lucille T

EVP

—

241,036

0.0649%

$17.48M

+6.8%

Baio Richard Mark

EVP & CFO

—

227,611

0.0613%

$16.51M

+14.5%

Welt Philip S

EVP & Secretary

—

214,033

0.0577%

$15.52M

+15.6%

BLAYLOCK RONALD E

Director

—

121,990

0.0329%

$8.85M

+5.1%

Augostini Christopher L

Director

—

109,859

0.0296%

$7.97M

+5.6%

Ferre Maria Luisa

Director

—

59,234

0.0160%

$4.30M

+11.0%

Talisman Jonathan

Director

—

33,180

0.0089%

$2.41M

+21.5%

Farrell Mary C

Director

—

19,378

0.0052%

$1.41M

+43.4%

Mosley Daniel Lynn

Director

—

14,885

0.0040%

$1.08M

+65.0%

Mattson Marie Angela

Director

—

9,667

0.0026%

$701.09K

+154.3%

Rusbuldt Robert Alan

Director

—

5,866

0.0016%

$425.42K

—

Individual transactions

Nothing of that kind in this period.

What was left out

Form 4 filings counted 35

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 20

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 0

Sales at will 0

Transactions with no price 0

Shares from compensation/vesting 179,032

History held since 1 Sep 2016