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W.R. Berkley
WRB

Overview Fund Activity

900 hedge funds and large institutions have $18.6B invested in W.R. Berkley in 2025 Q2 according to their latest regulatory filings, with 99 funds opening new positions, 345 increasing their positions, 330 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
900
Holders Change
+2
Holders Change %
+0.22%
% of All Funds
12.07%
Holding in Top 10
22
Holding in Top 10 Change
-7
Holding in Top 10 Change %
-24.14%
% of All Funds
0.3%
New
99
Increased
345
Reduced
330
Closed
81
Calls
$13.6M
Puts
$6.71M
Net Calls
+$6.91M
Net Calls Change
-$2.34M

Top Buyers

1
Balyasny Asset Management
Balyasny Asset Management
Illinois
$188M
2
BlackRock
BlackRock
New York
$1.85B
3
FGP
Freestone Grove Partners
California
$63M
4
Vanguard Group
Vanguard Group
Pennsylvania
$2.72B
5
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$534M

Top Sellers

1
Morgan Stanley
Morgan Stanley
New York
$972M
2
UBS AM
UBS AM
Illinois
$32.7M
3
Bank of America
Bank of America
North Carolina
$197M
4
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$149M
5
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management
California
$815M
Name Holding Trade Value Shares
Change 		Shares
Change %
Qube Research & Technologies (QRT)
901
Qube Research & Technologies (QRT)
United Kingdom
– -$22.9M -321,220 Closed
NG
902
NatWest Group
United Kingdom
– -$16.5M -232,393 Closed
WorldQuant Millennium Advisors
903
WorldQuant Millennium Advisors
New York
– -$16.2M -227,804 Closed
Tudor Investment Corp
904
Tudor Investment Corp
Connecticut
– -$13.1M -184,309 Closed
HA
905
Heartland Advisors
Wisconsin
– -$13.1M -183,590 Closed
APF
906
Alaska Permanent Fund
Alaska
– -$7.99M -111,446 Closed
EP
907
Edgestream Partners
New Jersey
– -$6.17M -86,664 Closed
PI
908
PGGM Investments
Netherlands
– -$5.85M -82,195 Closed
MIM
909
MetLife Investment Management
New Jersey
– -$5.54M -77,866 Closed
CF
910
Corebridge Financial
Texas
– -$5.07M -71,267 Closed
VRS
911
Virginia Retirement Systems
Virginia
– -$4.92M -69,200 Closed
Capstone Investment Advisors
912
Capstone Investment Advisors
New York
– -$4.54M -63,780 Closed
SM
913
Sciencast Management
New Jersey
– -$3.49M -49,090 Closed
HH
914
Hilltop Holdings
Texas
– -$2.65M -37,188 Closed
TIG
915
Tribune Investment Group
New York
– -$2.13M -30,000 Closed
STP
916
Science & Technology Partners
New York
– -$2.01M -28,267 Closed
AC
917
Aristides Capital
Kentucky
– -$1.64M -23,000 Closed
AIC
918
Aurora Investment Counsel
Georgia
– -$1.52M -21,347 Closed
Boston Partners
919
Boston Partners
Massachusetts
– -$1.46M -20,516 Closed
QT
920
Quantbot Technologies
New York
– -$1.38M -19,399 Closed
LAM
921
LECAP Asset Management
United Kingdom
– -$1.33M -18,701 Closed
PAM
922
Paradigm Asset Management
New York
– -$1.27M -17,800 Closed
PMAM
923
Picton Mahoney Asset Management
Ontario, Canada
– -$1.25M -17,518 Closed
ACM
924
Aquatic Capital Management
Illinois
– -$1.21M -17,046 Closed
TCM
925
Twin Capital Management
Pennsylvania
– -$1.19M -16,791 Closed
35 36
37
38 39