W.R. Berkley

WRB • NYSE

W.R. Berkley is a insurance - property & casualty company in the financial services sector on NYSE, led by William Robert Berkley Jr., with a market cap of $26.1B. As of Q3 2025, 65% of shares are held by 903 institutional investors, with VANGUARD GROUP INC as the largest holder at 9.68%.

CEOWilliam Robert Berkley Jr.

Market Cap$26.1B

Insurance - Property & Casualty

Financial Services

Employees8.2K

Websitewrberkley.com

Country

United States of America

Overview

Overview of institutional ownership in WRB as of Q3 2025 with a market cap of $29.1B

All Institutions

Institutions: 903
Value Held: $18.8B
Shares Held: 244.0M
Avg Position: $20.9M
Median Position: $775.7K

Hedge Funds

Hedge Funds: 44
Value Held: $584.5M
Shares Held: 7.6M
Avg Position: $13.3M
Median Position: $1.9M

Ownership Breakdown

Institutional (non-HF)

62.79%

$18.2B

Hedge Funds

2.01%

$584.5M

Retail & Other

35.2%

$10.2B

Based on market cap of $29.1B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in WRB as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
VANGUARD GROUP INC Institution	Salim Ramji CEO	$2.8B 0.04% of portfolio	9.68% 36.7M shares	≤ Q2 2013 Held for 12y 6m+	$6.69T
BlackRock, Inc. Institution	Laurence D. Fink CEO	$1.9B 0.03% of portfolio	6.53% 24.8M shares	≤ Q2 2013 Held for 12y 6m+	$5.67T
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$1.1B 0.04% of portfolio	3.93% 14.9M shares	≤ Q2 2013 Held for 12y 6m+	$2.88T
MORGAN STANLEY RIA/Wealth	Jed Finn CEO	$904.5M 0.05% of portfolio	3.11% 11.8M shares	≤ Q2 2013 Held for 12y 6m+	$1.65T
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC Long Only Manager	George Robert Aylward CEO	$727.5M 1.77% of portfolio	2.50% 9.5M shares	Q2 2015 Held for 10y 6m	$41.0B
LEUCADIA NATIONAL CORP Institution	Richard B. Handler CEO	$682.8M 6.50% of portfolio	2.35% 8.9M shares	Q3 2025 Held for 3 months	$10.5B
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$640.3M 0.04% of portfolio	2.20% 8.3M shares	≤ Q2 2013 Held for 12y 6m+	$1.57T
HENDERSON GROUP PLC Institution	Ali Dibadj CEO	$531.7M 0.24% of portfolio	1.83% 6.9M shares	≤ Q2 2013 Held for 12y 6m+	$218.74B
PRINCIPAL FINANCIAL GROUP INC Institution	Deanna Strable CEO	$401.6M 0.20% of portfolio	1.38% 5.2M shares	≤ Q2 2013 Held for 12y 6m+	$197.71B
JPMORGAN CHASE & CO Institution	Jamie Dimon CEO	$376.5M 0.02% of portfolio	1.30% 4.9M shares	≤ Q2 2013 Held for 12y 6m+	$1.56T

Net Capital Flow

Institutional buying and selling activity for WRB in Q3 2025

Traded: −$126.6M
Buyers: 403
Sellers: 429
Total Bought: +$1.3B
Total Sold: −$1.5B
Avg Position: $19.2M

Biggest Buyers

Institution	Net Bought	Current Position
LEUCADIA NATIONAL CORP Institution	+$682.8M +8.9M shares	$682.8M 8.9M shares
C CI Private Wealth, LLC RIA/Wealth	+$130.8M +343.8K shares	$190.4M 500.7K shares
Invesco Ltd. ETF Provider	+$93.8M +1.2M shares	$374.9M 4.9M shares
DIMENSIONAL FUND ADVISORS LP Long Only Manager	+$50.4M +657.6K shares	$284.3M 3.7M shares
GOLDMAN SACHS GROUP INC Institution	+$32.8M +428.6K shares	$123.7M 1.6M shares
FIRST TRUST ADVISORS LP ETF Provider	+$20.1M +262.2K shares	$323.4M 4.2M shares
PRINCIPAL FINANCIAL GROUP INC Institution	+$18.6M +242.5K shares	$401.6M 5.2M shares
Cornerstone Investment Partners, LLC RIA/Wealth	+$15.9M +207.1K shares	$74.0M 965.9K shares
Z Zurcher Kantonalbank Institution	+$12.9M +168.2K shares	$18.5M 241.8K shares
GEODE CAPITAL MANAGEMENT LLC ETF Provider	+$11.9M +155.0K shares	$640.3M 8.3M shares

Biggest Sellers

Institution	Net Sold	Current Position
JPMORGAN CHASE & CO Institution	−$180.9M −2.4M shares	$376.5M 4.9M shares
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC Long Only Manager	−$122.7M −1.6M shares	$727.5M 9.5M shares
BALYASNY ASSET MANAGEMENT LLC Hedge Fund•Multi-Strategy	−$113.3M −1.5M shares	$82.9M 1.1M shares
MORGAN STANLEY RIA/Wealth	−$109.7M −1.4M shares	$904.5M 11.8M shares
HENDERSON GROUP PLC Institution	−$90.5M −1.2M shares	$531.7M 6.9M shares
Woodline Partners LP Hedge Fund•Long/Short	−$84.3M −1.1M shares	Sold Off 0 shares
M MANUFACTURERES LIFE INSURANCE CO Institution	−$65.8M −859.0K shares	$90.0M 1.2M shares
JACOBS LEVY EQUITY MANAGEMENT, INC Hedge Fund•Quant	−$40.7M −531.7K shares	$5.9M 77.0K shares
ARROWSTREET CAPITAL LIMITED PARTNERSHIP Hedge Fund•Quant	−$38.7M −505.1K shares	$43.6M 569.4K shares
BlackRock, Inc. Institution	−$35.3M −460.3K shares	$1.9B 24.8M shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited WRB in Q3 2025

New Positions: 53
New Value: $11.2M
Exited Positions: 79
Exited Value: $187.7M

New Positions

Institution	Position Value
S Stonegate Management LLC Institution	$1.8M 23.0K shares
T TEMA ETFS LLC Institution	$1.5M 19.8K shares
Cushing Capital Partners, LLC RIA/Wealth	$950.7K 12.4K shares
Fountainhead AM, LLC RIA/Wealth	$756.0K 9.9K shares
Arbor Investment Advisors, LLC RIA/Wealth	$650.4K 8.5K shares
Advisors Capital Management, LLC RIA/Wealth	$566.5K 7.4K shares
Delta Investment Management, LLC RIA/Wealth	$349.2K 4.6K shares
Voleon Capital Management LP Hedge Fund•Quant	$347.4K 4.5K shares
A Apella Capital, LLC Institution	$296.0K 4.0K shares
S SPIREPOINT PRIVATE CLIENT, LLC RIA/Wealth	$293.7K 3.8K shares

Exited Positions

Institution	Previous Position
Woodline Partners LP Hedge Fund•Long/Short	$84.3M 1.1M shares
A ADAGE CAPITAL PARTNERS GP LLC Institution	$20.2M 274.5K shares
A AustralianSuper Pty Ltd Institution	$9.3M 127.1K shares
Lighthouse Investment Partners, LLC Fund of Funds	$6.7M 91.7K shares
TORRAY LLC Long Only Manager	$6.5M 87.8K shares
A AXA Institution	$6.3M 85.3K shares
Trexquant Investment LP Hedge Fund•Quant	$5.6M 75.9K shares
Cinctive Capital Management LP Hedge Fund•Multi-Strategy	$5.6M 75.8K shares
CAPITAL FUND MANAGEMENT S.A. Hedge Fund•Quant Macro	$5.1M 69.2K shares
IEQ CAPITAL, LLC RIA/Wealth	$4.3M 59.2K shares

Options Activity

Institutions with the largest Call and Put options positions in WRB as of Q3 2025

Call Positions: 8
Call Value: $21.4M
Put Positions: 5
Put Value: $3.0M

Call Positions

Institution	Position Value
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$9.5M 1.2K contracts
J JANE STREET GROUP, LLC Institution	$7.1M 931.0 contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$2.4M 316.0 contracts
CAPITAL FUND MANAGEMENT S.A. Hedge Fund•Quant Macro	$1.1M 149.0 contracts
W WOLVERINE TRADING, LLC Institution	$767.8K 101.0 contracts
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	$283.5K 37.0 contracts
Walleye Trading LLC RIA/Wealth	$130.3K 17.0 contracts
P PUFF WEALTH MANAGEMENT, LLC Institution	- - contracts

Put Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$1.3M 169.0 contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$950.1K 124.0 contracts
Walleye Trading Advisors, LLC Hedge Fund•Multi-Strategy	$658.9K 86.0 contracts
Walleye Trading LLC RIA/Wealth	$84.3K 11.0 contracts
A Arrowpoint Investment Partners Pte. Ltd. Institution	- - contracts

Most Committed Institutions

Institutions with WRB as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Mraz, Amerine & Associates, Inc. RIA/Wealth	Deidre Michelle Mraz CCO	7.45% $47.8M	0.16% 624.2K shares	≤ Q2 2013 Held for 12y 6m+	$642.3M
N NEW VERNON INVESTMENT MANAGEMENT LLC Hedge Fund•Multi-Strategy	Steven Arthur Shapiro Managing Partner	6.59% $7.1M	0.02% 92.2K shares	Q3 2020 Held for 5y 3m	$107.2M
LEUCADIA NATIONAL CORP Institution	Richard B. Handler CEO	6.50% $682.8M	2.35% 8.9M shares	Q3 2025 Held for 3 months	$10.5B
Dundas Partners LLP Long Only Manager	Alan Nmn Mcfarlane Chairman	6.39% $90.5M	0.31% 1.2M shares	Q1 2020 Held for 5y 9m	$1.4B
Philo Smith Capital Corp Hedge Fund•Sector	Michele Corridor Ogrady President	5.57% $20.0M	0.07% 260.4K shares	Q3 2021 Held for 4y 3m	$358.4M
America First Investment Advisors, LLC RIA/Wealth	Matthew James Holloway CEO	5.40% $29.1M	0.10% 379.6K shares	≤ Q2 2013 Held for 12y 6m+	$538.3M
7 7G CAPITAL MANAGEMENT, LLC Institution	-	5.23% $7.7M	0.03% 100.0K shares	Q1 2025 Held for 9 months	$146.6M
BloombergSen Inc. Institution	Jack "Nmn" Tabacinic CEO	4.76% $56.1M	0.19% 732.6K shares	Q3 2020 Held for 5y 3m	$1.2B
Maren Capital LLC Long Only Manager	Bradley Carl Schatz CEO	4.54% $81.5M	0.28% 1.1M shares	Q4 2023 Held for 2 years	$1.8B
CORBYN INVESTMENT MANAGEMENT INC/MD Long Only Manager	Charles Von Kapff Carlson President	4.47% $9.8M	0.03% 128.2K shares	Q1 2018 Held for 7y 9m	$220.0M

Hedge Fund Spotlight

Discover hedge funds investing in WRB

Hudson Bay Capital Management LP

Hedge Fund • Multi-Strategy

Portfolio ManagerSander Ross Gerber

Portfolio Value: $14.7B
Positions: 895
Last Reported: Q3 2025

Sector Allocation

Position in W.R. Berkley

Market Value: $11.8M
Shares Held: 153.6K
Portfolio Weight: 0.08%
Owned Since: 2025-Q2

Top Holding	Sector	Market Value	Weight
1 Nvidia NVDA	Semiconductors Technology	$1.1B	7.57%
2 Amazon AMZN	Specialty Retail Consumer Cyclical	$977.3M	6.65%
3 Tesla, Inc. TSLA	Auto - Manufacturers Consumer Cyclical	$787.6M	5.36%