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W.R. Berkley
920 hedge funds and large institutions have $18.5B invested in W.R. Berkley in 2026 Q1 according to their latest regulatory filings, with 97 funds opening new positions, 243 increasing their positions, 421 reducing their positions, and 106 closing their positions.
New
Increased
Maintained
Reduced
Closed
166% more call options, than puts
Call options by funds: $14.3M | Put options by funds: $5.38M
8% more funds holding in top 10
Funds holding in top 10: 12 → 13 (+1)
0.36% less ownership
Funds ownership: 74.84% → 74.48% (-0.36%)
8% less first-time investments, than exits
New positions opened: 97 | Existing positions closed: 106
3% less funds holding
Funds holding: 947 → 920 (-27)
7% less capital invested
Capital invested by funds: $20B → $18.5B (-$1.48B)
42% less repeat investments, than reductions
Existing positions increased: 243 | Existing positions reduced: 421
Holders
920
Holders Change
-27
Holders Change %
-2.85%
% of All Funds
11.33%
Holding in Top 10
13
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+8.33%
% of All Funds
0.16%
New
97
Increased
243
Reduced
421
Closed
106
Calls
$14.3M
Puts
$5.38M
Net Calls
+$8.91M
Net Calls Change
+$6.55M
Top Buyers
| 1 |
MSI
Mitsui Sumitomo Insurance
Tokyo,
Japan
|
+$568M |
| 2 |
Citadel Advisors
Miami,
Florida
|
+$88.3M |
| 3 |
Jones Financial Companies
Des Peres,
Missouri
|
+$78.5M |
| 4 |
Jane Street
New York
|
+$68.7M |
| 5 |
Morgan Stanley
New York
|
+$42.3M |
