Berkley W R Corp
WRB- Exchange
- NYSE
- Industry
- Fire, Marine & Casualty Insurance
- SEC CIK
- 0000011544
No open-market purchases or sales by Berkley W R Corp insiders were filed in the last 90 days; 954 institutions reported holding it in 13F filings for Q2 2026, worth $19.7B in total; Markel Group is the only superinvestor holding it.
13F holders, Q2 2026
Institutional positions in Berkley W R Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 954
- +36 vs. Q1 2026
- Shares held
- 278.9M
- +2.68M (+1.0%) vs. Q1 2026
- Total value
- $19.7B
- +$1.38B (+7.5%) vs. Q1 2026
- New holders
- 121
- 335 more added
- Sold out
- 85
- 330 more reduced
8 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WRB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 954 | $19.7B |
| Q1 2026 | 926 | $18.5B |
| Q4 2025 | 952 | $19.9B |
| Q3 2025 | 934 | $18.7B |
| Q2 2025 | 923 | $18.7B |
| Q1 2025 | 915 | $18.7B |
| Q4 2024 | 876 | $15.3B |
| Q3 2024 | 800 | $14.8B |
| Q2 2024 | 758 | $13.8B |
| Q1 2024 | 772 | $15.9B |
| Q4 2023 | 728 | $12.6B |
| Q3 2023 | 667 | $11.0B |
| Q2 2023 | 660 | $10.3B |
| Q1 2023 | 693 | $11.2B |
| Q4 2022 | 716 | $13.2B |
| Q3 2022 | 667 | $11.9B |
| Q2 2022 | 665 | $12.6B |
| Q1 2022 | 617 | $12.1B |
| Q4 2021 | 575 | $10.1B |
| Q3 2021 | 513 | $9.04B |
| Q2 2021 | 526 | $9.17B |
| Q1 2021 | 507 | $9.36B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Berkley W R Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Squarepoint Ops LLC | 751,280 | $53.0M | 0.10% | +697,638+1,300.5% | Added |
| Parnassus Investments | 779,771 | $55.0M | 0.15% | −26,332−3.3% | Reduced |
| Cerity Partners LLC | 814,688 | $57.5M | 0.07% | +39,279+5.1% | Added |
| Envestnet Asset Management Inc | 830,557 | $58.6M | 0.01% | −65,611−7.3% | Reduced |
| Jane Street Group, LLC | 875,704 | $61.8M | 0.04% | −138,431−13.7% | Reduced |
| EULAV Asset Management | 906,464 | $63.9M | 2.04% | −324,000−26.3% | Reduced |
| Bristol Gate Capital Partners Inc. | 918,030 | $64.7M | 4.51% | +918,030 | New |
| Millennium Management LLC | 936,192 | $66.0M | 0.04% | +476,965+103.9% | Added |
| BNP Paribas Arbitrage, SA | 969,375 | $68.4M | 0.04% | +387,220+66.5% | Added |
| Raymond James Financial Inc | 993,028 | $70.0M | 0.02% | −107,347−9.8% | Reduced |
| Confluence Investment Management LLC | 1,031,752 | $72.8M | 1.14% | −81,648−7.3% | Reduced |
| Anchor Capital Advisors LLC | 1,035,350 | $73.0M | 2.05% | −98,540−8.7% | Reduced |
| HSBC Holdings PLC | 1,110,733 | $78.6M | 0.04% | +7,401+0.7% | Added |
| Royal Bank of Canada | 1,257,518 | $88.7M | 0.02% | −39,357−3.0% | Reduced |
| Jones Financial Companies LLLP | 1,259,360 | $89.8M | 0.04% | +112,053+9.8% | Added |
| Deutsche Bank AG | 1,305,627 | $92.1M | 0.03% | +160,870+14.1% | Added |
| Cornerstone Investment Partners, LLC | 1,336,146 | $94.2M | 3.15% | +283,642+26.9% | Added |
| Chilton Investment Co LLC | 1,339,877 | $94.5M | 2.27% | −48,915−3.5% | Reduced |
| Bank of New York Mellon Corp | 1,347,506 | $95.0M | 0.02% | −686,426−33.7% | Reduced |
| Barclays PLC | 1,440,408 | $101.6M | 0.03% | +213,065+17.4% | Added |
| FMR LLC | 1,446,808 | $102.0M | 0.00% | +57,446+4.1% | Added |
| Principal Financial Group Inc | 1,461,348 | $103.1M | 0.05% | −457,032−23.8% | Reduced |
| Natixis Advisors, L.P. | 1,466,496 | $103.4M | 0.12% | +117,538+8.7% | Added |
| Citadel Advisors LLC | 1,475,954 | $104.1M | 0.06% | +81,813+5.9% | Added |
| Madison Asset Management, LLC | 1,497,784 | $105.6M | 1.26% | −121,122−7.5% | Reduced |
| Legal & General Group Plc | 1,599,505 | $112.8M | 0.02% | −271,539−14.5% | Reduced |
| Vanguard Fiduciary Trust Co | 1,632,946 | $115.2M | 0.03% | −25,923−1.6% | Reduced |
| Charles Schwab Investment Management Inc | 1,917,449 | $135.2M | 0.02% | +16,144+0.8% | Added |
| Two Sigma Investments, LP | 2,013,358 | $142.0M | 0.11% | +1,740,369+637.5% | Added |
| UBS Asset Management Americas Inc | 2,041,622 | $144.0M | 0.03% | −133,870−6.2% | Reduced |
| Royal London Asset Management Ltd | 2,115,249 | $149.2M | 0.27% | −169,334−7.4% | Reduced |
| Polar Capital Holdings Plc | 2,130,000 | $150.2M | 0.43% | −145,000−6.4% | Reduced |
| JPMorgan Chase & Co | 2,154,477 | $153.0M | 0.01% | −1,119,487−34.2% | Reduced |
| 1832 Asset Management L.P. | 2,293,864 | $161.8M | 0.20% | −570.0% | Reduced |
| Northern Trust Corp | 2,552,698 | $180.0M | 0.02% | −152,697−5.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 2,588,583 | $182.6M | 0.08% | +1,785,433+222.3% | Added |
| UBS Group AG | 2,835,322 | $200.0M | 0.03% | −432,454−13.2% | Reduced |
| Bank of America Corp | 2,849,413 | $201.0M | 0.01% | −55,109−1.9% | Reduced |
| Norges Bank | 3,148,633 | $222.1M | 0.02% | +3,148,633 | New |
| First Trust Advisors LP | 3,624,858 | $255.7M | 0.15% | −348,071−8.8% | Reduced |
| AQR Capital Management LLC | 3,680,160 | $259.6M | 0.09% | +1,832,055+99.1% | Added |
| Wells Fargo & Company | 3,720,958 | $262.4M | 0.05% | −68,708−1.8% | Reduced |
| Dimensional Fund Advisors LP | 4,041,846 | $285.1M | 0.05% | +273,666+7.3% | Added |
| Goldman Sachs Group Inc | 4,158,216 | $293.3M | 0.03% | +1,306,932+45.8% | Added |
| Invesco Ltd. | 5,028,284 | $354.6M | 0.03% | −23,481−0.5% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 6,377,064 | $449.8M | 1.40% | −1,395,149−18.0% | Reduced |
| Morgan Stanley | 8,252,790 | $582.1M | 0.03% | −2,159,675−20.7% | Reduced |
| Geode Capital Management, LLC | 8,268,721 | $588.5M | 0.03% | +39,067+0.5% | Added |
| State Street Corp | 14,126,628 | $1.00B | 0.03% | −278,782−1.9% | Reduced |
| Vanguard Portfolio Management LLC | 14,550,971 | $1.03B | 0.05% | −199,262−1.4% | Reduced |
| Vanguard Capital Management LLC | 18,690,969 | $1.32B | 0.03% | −234,872−1.2% | Reduced |
| BlackRock, Inc. | 21,934,626 | $1.55B | 0.02% | −1,345,982−5.8% | Reduced |
| Mitsui Sumitomo Insurance Co Ltd | 58,780,450 | $4.15B | 100.00% | 00.0% | Unchanged |
| Tradewinds, LLC. | 1,514 | – | – | +1,514 | New |
| Maren Capital LLC | 0 | $0 | 0.00% | −504,611−100.0% | Sold out |
| Wallington Asset Management, LLC | 0 | $0 | 0.00% | −308,444−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −176,640−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −154,049−100.0% | Sold out |
| Tredje AP-fonden | 0 | $0 | 0.00% | −119,735−100.0% | Sold out |
| Dakota Wealth Management | 0 | $0 | 0.00% | −101,504−100.0% | Sold out |
| Steel Peak Wealth Management LLC | 0 | $0 | 0.00% | −52,609−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −36,100−100.0% | Sold out |
| Virtus Investment Advisers, Inc. | 0 | $0 | 0.00% | −28,228−100.0% | Sold out |
| JSF Financial, LLC | 0 | $0 | 0.00% | −18,525−100.0% | Sold out |
| Andra AP-fonden | 0 | $0 | 0.00% | −17,907−100.0% | Sold out |
| Great Lakes Advisors, LLC | 0 | $0 | 0.00% | −15,105−100.0% | Sold out |
| Quadrature Capital Ltd | 0 | $0 | 0.00% | −15,003−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −14,858−100.0% | Sold out |
| Nations Financial Group Inc, | 0 | $0 | 0.00% | −14,713−100.0% | Sold out |
| Vise Technologies, Inc. | 0 | $0 | 0.00% | −13,885−100.0% | Sold out |
| Blue Sparrow, LLC | 0 | $0 | 0.00% | −14,430−100.0% | Sold out |
| ING Groep NV | 0 | $0 | 0.00% | −13,532−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −11,863−100.0% | Sold out |
| Empirical Asset Management, LLC | 0 | $0 | 0.00% | −10,373−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −10,043−100.0% | Sold out |
| Voleon Capital Management LP | 0 | $0 | 0.00% | −9,456−100.0% | Sold out |
| AlphaGrep UK Ltd | 0 | $0 | 0.00% | −8,352−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −8,310−100.0% | Sold out |
| Tufton Capital Management | 0 | $0 | 0.00% | −7,385−100.0% | Sold out |
| Procyon Private Wealth Partners, LLC | 0 | $0 | 0.00% | −7,027−100.0% | Sold out |
| SummitTX Capital, L.P. | 0 | $0 | 0.00% | −5,489−100.0% | Sold out |
| Concentric Capital Strategies, LP | 0 | $0 | 0.00% | −5,327−100.0% | Sold out |
| Beese Fulmer Investment Management, Inc. | 0 | $0 | 0.00% | −5,130−100.0% | Sold out |
| Gallacher Capital Management LLC | 0 | $0 | 0.00% | −5,128−100.0% | Sold out |
| Odyssean, LLC | 0 | $0 | 0.00% | −5,098−100.0% | Sold out |
| Manchester Financial Inc | 0 | $0 | 0.00% | −4,763−100.0% | Sold out |
| BCS Private Wealth Management, Inc. | 0 | $0 | 0.00% | −4,639−100.0% | Sold out |
| S-Bank Fund Management Ltd | 0 | $0 | 0.00% | −4,229−100.0% | Sold out |
| Abacus Planning Group, Inc. | 0 | $0 | 0.00% | −4,124−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −4,069−100.0% | Sold out |
| Advyzon Investment Management, LLC | 0 | $0 | 0.00% | −4,028−100.0% | Sold out |
| Legacy Capital Wealth Partners, LLC | 0 | $0 | 0.00% | −3,880−100.0% | Sold out |
| Teacher Retirement System of Texas | 0 | $0 | 0.00% | −3,684−100.0% | Sold out |
| Crumly & Associates Inc. | 0 | $0 | 0.00% | −3,436−100.0% | Sold out |
| Patton Fund Management, Inc. | 0 | $0 | 0.00% | −3,396−100.0% | Sold out |
| Havemeyer Place LP | 0 | $0 | 0.00% | −3,294−100.0% | Sold out |
| Indie Asset Partners, LLC | 0 | $0 | 0.00% | −3,273−100.0% | Sold out |
| Laurion Capital Management LP | 0 | $0 | 0.00% | −3,255−100.0% | Sold out |
| Aaron Wealth Advisors | 0 | $0 | 0.00% | −3,184−100.0% | Sold out |
| Sapient Capital LLC | 0 | $0 | 0.00% | −3,147−100.0% | Sold out |