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, Q3 2025
Institutional positions in Berkley W R Corp as of Sep 30, 2025. 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
- 934
- +24 vs. Q2 2025
- Shares held
- 245.5M
- −3.62M (−1.5%) vs. Q2 2025
- Total value
- $18.7B
- +$453.2M (+2.5%) vs. Q2 2025
- New holders
- 102
- 312 more added
- Sold out
- 78
- 360 more reduced
13 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: 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, Q3 2025
Shares, value and share of portfolio for each institution holding Berkley W R Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Frontier Capital Management Co LLC | 145,453 | $11.1M | 0.10% | −4,331−2.9% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 143,518 | $11.2M | 0.02% | +91,832+177.7% | Added |
| Ensign Peak Advisors, Inc | 152,827 | $11.7M | 0.02% | −34,455−18.4% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 152,922 | $11.7M | 0.03% | −5,516−3.5% | Reduced |
| Korea Investment CORP | 153,033 | $11.7M | 0.02% | −51,220−25.1% | Reduced |
| Speece Thorson Capital Group Inc | 153,169 | $11.7M | 2.34% | −1,751−1.1% | Reduced |
| Hudson Bay Capital Management LP | 153,560 | $11.8M | 0.07% | +3,335+2.2% | Added |
| New York State Common Retirement Fund | 159,812 | $12.2M | 0.02% | +600+0.4% | Added |
| KLP Kapitalforvaltning AS | 163,079 | $12.5M | 0.05% | +53,700+49.1% | Added |
| Prudential Financial Inc | 168,972 | $12.9M | 0.02% | −4,073−2.4% | Reduced |
| Franklin Resources Inc | 171,460 | $13.3M | 0.00% | −55,303−24.4% | Reduced |
| State of Tennessee, Treasury Department | 179,211 | $13.7M | 0.05% | +52,245+41.1% | Added |
| GHP Investment Advisors, Inc. | 180,135 | $13.8M | 0.58% | −3,976−2.2% | Reduced |
| Standard Life Aberdeen plc | 189,105 | $14.4M | 0.02% | −1,508−0.8% | Reduced |
| Nisa Investment Advisors, LLC | 188,255 | $14.4M | 0.06% | −10,857−5.5% | Reduced |
| Mercer Global Advisors Inc | 189,732 | $14.5M | 0.02% | +19,781+11.6% | Added |
| Townsend & Associates, Inc | 202,031 | $15.0M | 1.42% | +6,136+3.1% | Added |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 202,243 | $15.5M | 0.13% | +16,450+8.9% | Added |
| Storebrand Asset Management AS | 210,597 | $16.1M | 0.04% | +56,570+36.7% | Added |
| Gotham Asset Management, LLC | 211,992 | $16.2M | 0.07% | +95,786+82.4% | Added |
| RMB Capital Management, LLC | 212,262 | $16.3M | 0.30% | +196+0.1% | Added |
| Illinois Municipal Retirement Fund | 212,800 | $16.3M | 0.21% | +75,122+54.6% | Added |
| Royce & Associates LP | 213,582 | $16.4M | 0.16% | −4,100−1.9% | Reduced |
| Janney Montgomery Scott LLC | 214,889 | $16.5M | 0.04% | +1,791+0.8% | Added |
| Brandywine Global Investment Management, LLC | 225,349 | $17.3M | 0.12% | +540+0.2% | Added |
| Pictet Asset Management Holding SA | 226,178 | $17.3M | 0.02% | −24,773−9.9% | Reduced |
| Quantinno Capital Management LP | 226,448 | $17.4M | 0.05% | +54,268+31.5% | Added |
| Toronto Dominion Bank | 231,955 | $17.8M | 0.03% | +13,962+6.4% | Added |
| Hutchinson Capital Management | 234,504 | $18.0M | 3.11% | −1,752−0.7% | Reduced |
| Aviva PLC | 236,267 | $18.1M | 0.03% | +2,033+0.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 241,783 | $18.5M | 0.04% | +168,210+228.6% | Added |
| Gilder Gagnon Howe & Co LLC | 242,297 | $18.6M | 0.19% | −1,019−0.4% | Reduced |
| Rockefeller Capital Management L.P. | 244,267 | $18.7M | 0.04% | −6,103−2.4% | Reduced |
| Bank of Montreal | 246,262 | $18.9M | 0.01% | +27,945+12.8% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 247,971 | $19.0M | 0.04% | −14,157−5.4% | Reduced |
| National Bank of Canada | 251,182 | $19.2M | 0.02% | −58,110−18.8% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 253,102 | $19.4M | 0.03% | +9,894+4.1% | Added |
| SEI Investments Co | 254,168 | $19.5M | 0.02% | −26,797−9.5% | Reduced |
| LPL Financial LLC | 255,280 | $19.6M | 0.01% | −75,731−22.9% | Reduced |
| Teacher Retirement System of Texas | 256,516 | $19.7M | 0.08% | −91,447−26.3% | Reduced |
| Barlow Wealth Partners, Inc. | 265,705 | $19.9M | 2.22% | +4,590+1.8% | Added |
| Philo Smith Capital Corp | 260,381 | $20.0M | 5.54% | 00.0% | Unchanged |
| Fairholme Capital Management LLC | 261,450 | $20.0M | 1.62% | 00.0% | Unchanged |
| Great West Life Assurance Co | 264,103 | $20.1M | 0.03% | +3,227+1.2% | Added |
| New York State Teachers Retirement System | 268,586 | $20.6M | 0.04% | +8,961+3.5% | Added |
| Stephens Inc | 268,998 | $20.6M | 0.26% | −1,526−0.6% | Reduced |
| State of Wisconsin Investment Board | 276,130 | $21.2M | 0.05% | −38,554−12.3% | Reduced |
| Silvercrest Asset Management Group LLC | 277,146 | $21.2M | 0.14% | +88,133+46.6% | Added |
| FMR LLC | 288,627 | $22.1M | 0.00% | +97,684+51.2% | Added |
| American Century Companies Inc | 301,409 | $23.1M | 0.01% | −171,401−36.3% | Reduced |
| CWM, LLC | 305,711 | $23.4M | 0.07% | −773−0.3% | Reduced |
| State Board of Administration of Florida Retirement System | 305,774 | $23.4M | 0.04% | −53,459−14.9% | Reduced |
| Stansberry Asset Management, LLC | 312,205 | $23.9M | 2.50% | −24,017−7.1% | Reduced |
| Russell Investments Group, Ltd. | 313,705 | $24.0M | 0.03% | −45,921−12.8% | Reduced |
| Caisse de Depot Et Placement du Quebec | 317,944 | $24.4M | 0.04% | −62,315−16.4% | Reduced |
| Wallington Asset Management, LLC | 318,468 | $24.4M | 3.16% | −88,321−21.7% | Reduced |
| Zacks Investment Management | 338,745 | $26.0M | 0.21% | +19,038+6.0% | Added |
| Alliancebernstein L.P. | 356,257 | $27.3M | 0.01% | +25,021+7.6% | Added |
| California State Teachers Retirement System | 374,759 | $28.7M | 0.03% | −24,757−6.2% | Reduced |
| America First Investment Advisors, LLC | 379,648 | $29.1M | 5.40% | −5,917−1.5% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 391,136 | $29.4M | 0.08% | −130,920−25.1% | Reduced |
| Holocene Advisors, LP | 386,864 | $29.6M | 0.07% | −16,248−4.0% | Reduced |
| Coho Partners, Ltd. | 387,851 | $29.7M | 3.81% | −293,301−43.1% | Reduced |
| Citigroup Inc | 395,036 | $30.3M | 0.02% | +64,158+19.4% | Added |
| TD Asset Management Inc | 405,061 | $31.0M | 0.03% | −150,580−27.1% | Reduced |
| Public Employees Retirement Association of Colorado | 424,591 | $32.5M | 0.12% | 00.0% | Unchanged |
| APG Asset Management N.V. | 505,881 | $33.0M | 0.09% | −21,191−4.0% | Reduced |
| Cerity Partners LLC | 430,889 | $33.0M | 0.05% | +74,439+20.9% | Added |
| Price T Rowe Associates Inc | 438,818 | $33.6M | 0.00% | +2,088+0.5% | Added |
| Schroder Investment Management Group | 445,267 | $33.8M | 0.03% | −12,635−2.8% | Reduced |
| Danske Bank A/S | 468,269 | $35.9M | 0.09% | −227,616−32.7% | Reduced |
| BNP Paribas Arbitrage, SA | 474,064 | $36.3M | 0.03% | +154,758+48.5% | Added |
| Freestone Grove Partners LP | 500,158 | $38.3M | 0.29% | −358,008−41.7% | Reduced |
| Aware Super Pty Ltd as trustee of Aware Super | 543,015 | $41.6M | 0.57% | 00.0% | Unchanged |
| Arrowstreet Capital, Limited Partnership | 569,426 | $43.6M | 0.03% | −505,125−47.0% | Reduced |
| Amundi | 585,055 | $45.0M | 0.01% | −170,197−22.5% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 593,119 | $45.4M | 0.03% | +11,312+1.9% | Added |
| National Pension Service | 600,522 | $46.0M | 0.04% | +24,451+4.2% | Added |
| Nuveen, LLC | 601,851 | $46.1M | 0.01% | −40,928−6.4% | Reduced |
| Mraz, Amerine & Associates, Inc. | 624,209 | $47.8M | 7.45% | −8,003−1.3% | Reduced |
| Rhumbline Advisers | 658,775 | $50.5M | 0.04% | +1,743+0.3% | Added |
| Victory Capital Management Inc | 660,696 | $50.6M | 0.03% | −325,960−33.0% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 728,744 | $55.8M | 0.03% | −8,439−1.1% | Reduced |
| BloombergSen Inc. | 732,567 | $56.1M | 4.76% | −7,627−1.0% | Reduced |
| Stifel Financial Corp | 841,656 | $64.5M | 0.06% | −53,258−6.0% | Reduced |
| HSBC Holdings PLC | 850,541 | $65.0M | 0.04% | −331,604−28.1% | Reduced |
| Parnassus Investments | 860,766 | $66.0M | 0.15% | −33,551−3.8% | Reduced |
| Swiss National Bank | 874,762 | $67.0M | 0.04% | −43,000−4.7% | Reduced |
| Deutsche Bank AG | 943,716 | $72.3M | 0.02% | +31,746+3.5% | Added |
| Captrust Financial Advisors | 953,454 | $73.1M | 0.15% | −4,930−0.5% | Reduced |
| Cornerstone Investment Partners, LLC | 965,942 | $74.0M | 3.09% | +207,060+27.3% | Added |
| Brandes Investment Partners, LP | 988,836 | $75.8M | 0.61% | −37,083−3.6% | Reduced |
| Maren Capital LLC | 1,063,825 | $81.5M | 4.54% | +8,353+0.8% | Added |
| Balyasny Asset Management LLC | 1,081,962 | $82.9M | 0.17% | −1,479,268−57.8% | Reduced |
| California Public Employees Retirement System | 1,119,552 | $85.8M | 0.05% | −57,719−4.9% | Reduced |
| Anchor Capital Advisors LLC | 1,153,341 | $88.4M | 2.56% | −30,493−2.6% | Reduced |
| Manufacturers Life Insurance Company, The | 1,174,908 | $90.0M | 0.07% | −858,978−42.2% | Reduced |
| Dundas Partners LLP | 1,181,601 | $90.5M | 6.39% | +58,291+5.2% | Added |
| Barclays PLC | 1,192,672 | $91.4M | 0.03% | −183,646−13.3% | Reduced |
| Natixis Advisors, L.P. | 1,225,763 | $93.9M | 0.14% | +101,040+9.0% | Added |