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W.R. Berkley

914 hedge funds and large institutions have $18.5B invested in W.R. Berkley in 2026 Q1 according to their latest regulatory filings, with 99 funds opening new positions, 241 increasing their positions, 419 reducing their positions, and 107 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more funds holding in top 10

Funds holding in top 10:

less ownership

Funds ownership:

less first-time investments, than exits

New positions opened: | Existing positions closed:

3% less funds holding

Funds holding: 942914 (-28)

7% less capital invested

Capital invested by funds: $20B → $18.5B (-$1.48B)

42% less repeat investments, than reductions

Existing positions increased: 241 | Existing positions reduced: 419

Holders
914
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
13
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$14.3M
Puts
$5.38M
Net Calls
Net Calls Change

Top Buyers

1 +$568M
2 +$88.3M
3 +$78.5M
4
Jane Street
Jane Street
New York
+$68.7M
5
Morgan Stanley
Morgan Stanley
New York
+$42.3M
Name Holding Trade Value Shares
Change
Change in
Stake
TC
276
TwinBeech Capital
New York
$2.39M
WorldQuant Millennium Advisors
277
WorldQuant Millennium Advisors
New York
$2.38M
TWC
278
TD Waterhouse Canada
Ontario, Canada
$2.38M
ATC
279
Argent Trust Co
Tennessee
$2.33M
PFSRSONJ
280
Police & Firemen's Retirement System of New Jersey
New Jersey
$2.32M
Bank Julius Baer & Co
281
Bank Julius Baer & Co
Switzerland
$2.27M
OPERF
282
Oregon Public Employees Retirement Fund
Oregon
$2.27M
AF
283
Avanza Fonder
Sweden
$2.26M
EI
284
Ethic Inc
New York
$2.26M
BCIM
285
British Columbia Investment Management
British Columbia, Canada
$2.26M
EMPI
286
Elo Mutual Pension Insurance
Finland
$2.22M
ET
287
Entropy Technologies
New York
$2.22M
FA
288
Faithward Advisors
Pennsylvania
$2.22M
APIM
289
Agate Pass Investment Management
Washington
$2.2M
DCM
290
Dean Capital Management
Kansas
$2.2M
YIH
291
Y-Intercept (HK)
Hong Kong
$2.19M
PAM
292
Panagora Asset Management
Massachusetts
$2.17M
NAM
293
Nissay Asset Management
Japan
$2.16M
SPIA
294
Steward Partners Investment Advisory
New York
$2.14M
MOACM
295
Mutual of America Capital Management
New York
$2.1M
Marshall Wace
296
Marshall Wace
United Kingdom
$2.1M
LIM
297
Leavell Investment Management
Alabama
$2.06M
OAM
298
OP Asset Management
$2.04M
ACM
299
Alamar Capital Management
California
$2.03M
PFS
300
Prospera Financial Services
Texas
$2.01M