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W.R. Berkley

947 hedge funds and large institutions have $20B invested in W.R. Berkley in 2025 Q4 according to their latest regulatory filings, with 133 funds opening new positions, 311 increasing their positions, 351 reducing their positions, and 100 closing their positions.

New
Increased
Maintained
Reduced
Closed

33% more first-time investments, than exits

New positions opened: 133 | Existing positions closed: 100

16% more call options, than puts

Call options by funds: $16.8M | Put options by funds: $14.5M

10.11% more ownership

Funds ownership: 64.73%74.84% (+10%)

5% more capital invested

Capital invested by funds: $19B → $20B (+$971M)

2% more funds holding

Funds holding: 930947 (+17)

11% less repeat investments, than reductions

Existing positions increased: 311 | Existing positions reduced: 351

37% less funds holding in top 10

Funds holding in top 10: 1912 (-7)

Holders
947
Holders Change
+17
Holders Change %
+1.83%
% of All Funds
11.52%
Holding in Top 10
12
Holding in Top 10 Change
-7
Holding in Top 10 Change %
-36.84%
% of All Funds
0.15%
New
133
Increased
311
Reduced
351
Closed
100
Calls
$16.8M
Puts
$14.5M
Net Calls
+$2.37M
Net Calls Change
-$17M
Name Holding Trade Value Shares
Change
Change in
Stake
IMRF
101
Illinois Municipal Retirement Fund
Illinois
$17.6M +$2.79M +37,876 +18%
Canada Life
102
Canada Life
Manitoba, Canada
$17.3M -$1.29M -17,548 -7%
State of Wisconsin Investment Board
103
State of Wisconsin Investment Board
Wisconsin
$17.3M -$2.18M -29,565 -11%
Mitsubishi UFJ Trust & Banking
104
Mitsubishi UFJ Trust & Banking
Japan
$17.2M -$238K -3,229 -1%
QCM
105
Quantinno Capital Management
New York
$17M +$1.23M +16,624 +7%
GGHC
106
Gilder Gagnon Howe & Co
New York
$17M -$39.3K -533 -0.2%
HCM
107
Hutchinson Capital Management
California
$16.5M +$34.9K +474 +0.2%
BGIM
108
Brandywine Global Investment Management
Pennsylvania
$15.5M -$329K -4,467 -2%
SEI Investments
109
SEI Investments
Pennsylvania
$14.9M -$3.02M -40,992 -16%
CRC
110
Curi RMB Capital
Illinois
$14.9M +$2.8K +38 +0%
IP
111
Isthmus Partners
Wisconsin
$14.6M -$187K -2,543 -1%
Pictet Asset Management
112
Pictet Asset Management
Switzerland
$14.5M -$1.43M -19,390 -9%
Janney Montgomery Scott
113
Janney Montgomery Scott
Pennsylvania
$14.3M -$837K -11,355 -5%
TA
114
Townsend & Associates
Colorado
$14.2M +$352K +4,777 +2%
National Bank of Canada
115
National Bank of Canada
Quebec, Canada
$14.2M -$3.58M -48,622 -19%
FAF
116
Fjarde Ap-fonden
Sweden
$13.7M -$549K -7,450 -4%
Mercer Global Advisors
117
Mercer Global Advisors
Colorado
$13.5M +$231K +3,134 +2%
Nisa Investment Advisors
118
Nisa Investment Advisors
Missouri
$13.4M +$201K +2,721 +1%
TD Asset Management
119
TD Asset Management
Ontario, Canada
$13.2M -$16M -216,992 -54%
Aberdeen Group
120
Aberdeen Group
United Kingdom
$12.8M -$460K -6,240 -3%
RA
121
Royce & Associates
New York
$12.8M -$2.27M -30,842 -14%
GIA
122
GHP Investment Advisors
Colorado
$12.6M -$84.2K -1,143 -0.6%
CLGM
123
Capitolis Liquid Global Markets
New York
$12.5M +$13.1M +178,000 New
AAF
124
Andra AP-fonden
Sweden
$12.4M +$5.2M +70,500 +67%
MWM
125
Moran Wealth Management
Florida
$12.1M +$2.74M +37,129 +27%