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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
AMG
226
Asset Management Group
Connecticut
$3.91M -$64.2K -871 -2%
AB
227
Amalgamated Bank
New York
$3.89M -$206K -2,791 -5%
SOADOR
228
State of Alaska Department of Revenue
Alaska
$3.88M -$161K -2,180 -4%
SW
229
SteelPeak Wealth
California
$3.83M +$911K +12,356 +29%
KA
230
KLCM Advisors
Wisconsin
$3.82M
Robeco Institutional Asset Management
231
Robeco Institutional Asset Management
Netherlands
$3.82M +$133K +1,804 +3%
GP
232
Greenline Partners
New York
$3.81M +$1.1M +14,884 +38%
BCIM
233
British Columbia Investment Management
British Columbia, Canada
$3.77M +$748K +10,149 +23%
VanEck Associates
234
VanEck Associates
New York
$3.75M +$3.95M +53,536 New
PCM
235
Prana Capital Management
Connecticut
$3.74M +$3.93M +53,301 New
CFO
236
Callan Family Office
Pennsylvania
$3.74M +$1.75M +23,779 +81%
FG
237
Fairman Group
Pennsylvania
$3.73M +$2.73K +37 +0.1%
ICM
238
Intrepid Capital Management
Florida
$3.72M
BBVA
239
Banco Bilbao Vizcaya Argentaria
Spain
$3.67M -$138K -1,875 -3%
HC
240
Henshaw Capital
Massachusetts
$3.66M -$1.28M -17,386 -25%
GAM
241
Griffin Asset Management
New York
$3.63M
X
242
Xponance
Pennsylvania
$3.56M +$152K +2,057 +4%
IIM
243
Illumine Investment Management
Washington
$3.54M -$35.4K -480 -0.9%
OIMU
244
Osmosis Investment Management UK
United Kingdom
$3.52M +$3.7M +50,144 New
Mirae Asset Global Investments
245
Mirae Asset Global Investments
South Korea
$3.51M +$803K +10,893 +28%
ACM
246
Aquatic Capital Management
Illinois
$3.47M +$3.65M +49,519 New
SFI
247
Susquehanna Fundamental Investments
Pennsylvania
$3.47M +$563K +7,640 +18%
ECA
248
Elevate Capital Advisors
Colorado
$3.47M
TCMP
249
Thrive Capital Management (Pennsylvania)
Pennsylvania
$3.4M -$15.4K -209 -0.4%
URS
250
Utah Retirement Systems
Utah
$3.38M