W. R. BERKLEY CORPORATION (WRB) - Insider Holders & Insider Ownership

List of insiders holdings for W. R. BERKLEY CORPORATION:
  1. Shares directly owned by the insider.
  2. Shares indirectly owned by the insider.
  3. Total shares owned by the insider (sum of shares directly and indirectly owned).
  4. Total market value if available.
  5. Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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#Insider Holder NameReport
Date Time		Shares Owned
Directly
Indirectly		Total
Shares Owned		Filing
1BERKLEY WILLIAM R
Executive Chairman
10% Owner		2026-06-04 17:05:3017,366,375
73,635,089		91,001,464Form 4
2BERKLEY WILLIAM R JR
President and CEO		2026-06-04 17:00:004,555,860
68,419,033		72,974,893Form 4
3MITSUI SUMITOMO INSURANCE CO LTD
MS&AD Insurance Group Holdings Inc.
10% Owner		2026-06-04 20:36:2658,780,450
0		58,780,450Form 13D
4BROCKBANK MARK ELLWOOD
Director		2022-08-02 17:06:3989,191
1,209,988		1,299,179Form 4
5SHIEL JAMES G
EVP - Investments		2025-12-19 17:27:37797,197
208,000		1,005,197Form 4
6LEDERMAN IRA S
EVP & Secretary		2019-12-30 16:17:35251,801
240,031		491,832Form 4
7BALLARD EUGENE G
EVP, Finance		2017-08-09 18:10:43251,656
0		251,656Form 4
8Sgaglione Lucille T
EVP		2025-08-19 18:31:59241,036
8,748		249,784Form 4
9Baio Richard Mark
EVP & CFO		2025-08-19 18:30:58214,175
21,415		235,590Form 4
10COLE ROBERT P
SVP - Regional Operations		2010-03-04 16:34:19217,669
9,739		227,408Form 4
11Welt Philip S
EVP & Secretary		2025-08-19 18:31:15200,539
24,324		224,863Form 4
12Farrell Mary C
Director		2026-06-04 16:57:2319,378
141,595		160,973Form 4
13NUSBAUM JACK H
Director		2020-06-12 16:50:21149,799
0		149,799Form 4
14BLAYLOCK RONALD E
Director		2026-06-04 16:54:41121,990
25,953		147,943Form 4
15SHAPIRO MARK L
Director		2024-06-12 15:51:242,534
142,920		145,454Form 4
16PATAFIO CLEMENT P
VP - Corporate Controller		2012-12-18 17:31:12126,628
0		126,628Form 4
17Augostini Christopher L
Director		2026-06-04 16:56:17109,859
0		109,859Form 4
18MCCLEARY JAMES W
SVP-Reinsurance Operations		2005-12-06 11:57:50105,919
0		105,919Form 4
19HANCOCK PAUL J
SVP - Chief Corporate Actuary		2010-03-04 16:48:18103,062
0		103,062Form 4
20HEWITT ROBERT C
SVP-Excess and Surplus Lines		2010-03-04 16:51:4685,000
0		85,000Form 4
21Stone Robert Daly
SVP - Alt. Mkts. Operations		2010-03-04 17:21:2776,698
5,624		82,322Form 4
22Ferre Maria Luisa
Director		2026-06-04 17:00:5259,234
0		59,234Form 4
23Ebers Kevin H
SVP - Information Technology		2010-05-19 11:48:5250,857
8,197		59,054Form 4
24GOSSELINK ROBERT W
SVP-Insurance Risk Mgmnt.		2010-03-04 16:44:2450,000
2,049		52,049Form 4
25Madsen Carl Fred
SVP - Reinsurance Operations		2010-03-04 17:10:5850,500
0		50,500Form 4
26Taylor Steven William
SVP - International		2010-03-04 17:25:3141,000
0		41,000Form 4
27DALY GEORGE G
Director		2016-11-23 11:45:0540,822
0		40,822Form 4
28LaPunzina Carol Josephine
SVP - Human Resources		2010-03-04 16:54:3234,813
523		35,336Form 4
29Talisman Jonathan
Director		2026-06-04 16:54:2233,180
855		34,035Form 4
30Kamford Peter Lind
SVP-Admitted Specialty Lines		2008-06-19 16:04:1531,419
431		31,850Form 4
31MERRILL RICHARD G
Director		2004-12-07 11:31:370
27,432		27,432Form 4
32HAWES RODNEY A JR
Director		2011-05-18 13:36:3420,500
0		20,500Form 4
33RICCIARDI MATTHEW M
SVP and General Counsel		2018-05-16 16:54:1715,561
0		15,561Form 4
34Hafter Jeffrey Marc
SVP		2010-05-03 15:55:5815,000
0		15,000Form 4
35Mosley Daniel Lynn
Director		2026-06-04 16:59:2214,885
0		14,885Form 4
36Pusey Leigh Ann
Director		2021-12-03 18:55:4613,214
0		13,214Form 4
37ABLOVE PHILIP J
Director		2008-05-30 10:32:3311,739
0		11,739Form 4
38James Gillian B
SVP-Enterprise Risk Management		2009-12-04 15:28:1410,000
0		10,000Form 4
39Mattson Marie Angela
Director		2026-06-04 17:00:209,667
0		9,667Form 4
40Rusbuldt Robert Alan
Director		2026-06-04 16:57:055,866
0		5,866Form 4
41Carrier Andrew
Director		2026-06-04 16:52:100
0		0Form 3