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 |
|---|---|---|---|---|---|
| Eagle Capital Management LLC | 123,547 | $8.71M | 0.03% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 123,279 | $8.76M | 0.03% | +13,100+11.9% | Added |
| Mattern Capital Management, LLC | 126,077 | $8.89M | 1.04% | +13,205+11.7% | Added |
| Means Investment Co., Inc. | 126,494 | $8.92M | 0.67% | +186+0.1% | Added |
| Corbyn Investment Management Inc | 127,987 | $9.03M | 2.61% | −117−0.1% | Reduced |
| New York State Common Retirement Fund | 129,087 | $9.10M | 0.01% | −4,725−3.5% | Reduced |
| Greenline Partners, LLC | 133,246 | $9.40M | 0.96% | +47,732+55.8% | Added |
| Frontier Capital Management Co LLC | 133,505 | $9.42M | 0.09% | −5,920−4.2% | Reduced |
| Marshall Wace, LLP | 136,322 | $9.61M | 0.01% | +104,687+330.9% | Added |
| Mackenzie Financial Corp | 136,817 | $9.65M | 0.01% | +54,397+66.0% | Added |
| Gabelli Funds LLC | 138,347 | $9.76M | 0.06% | −2,403−1.7% | Reduced |
| Prudential Financial Inc | 138,443 | $9.76M | 0.01% | −4,688−3.3% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 142,113 | $10.0M | 0.03% | −4,873−3.3% | Reduced |
| Eagle Rock Investment Company, LLC | 142,381 | $10.0M | 1.24% | +11,870+9.1% | Added |
| Pictet Asset Management Holding SA | 144,394 | $10.2M | 0.01% | −27,440−16.0% | Reduced |
| Toronto Dominion Bank | 144,418 | $10.2M | 0.02% | +31,873+28.3% | Added |
| Verdence Capital Advisors LLC | 146,939 | $10.4M | 0.54% | +35,207+31.5% | Added |
| Buckland Partners Management Co LLC | 148,500 | $10.6M | 5.17% | 00.0% | Unchanged |
| Creative Planning | 150,386 | $10.6M | 0.01% | +34,386+29.6% | Added |
| Assetmark, Inc | 155,241 | $10.9M | 0.02% | +23,010+17.4% | Added |
| Prana Capital Management, LP | 155,851 | $11.0M | 0.34% | +16,896+12.2% | Added |
| Korea Investment CORP | 160,102 | $11.3M | 0.02% | −54,573−25.4% | Reduced |
| Financial Strategies Group, Inc. | 157,294 | $11.4M | 1.81% | +7,501+5.0% | Added |
| Speece Thorson Capital Group Inc | 162,554 | $11.5M | 2.45% | +30,700+23.3% | Added |
| Janney Montgomery Scott LLC | 164,443 | $11.6M | 0.02% | −32,420−16.5% | Reduced |
| SEI Investments Co | 165,570 | $11.7M | 0.01% | −7,995−4.6% | Reduced |
| Stephens Inc | 167,509 | $11.8M | 0.13% | −1,816−1.1% | Reduced |
| Susquehanna International Group, LLP | 168,196 | $11.9M | 0.01% | +51,670+44.3% | Added |
| GHP Investment Advisors, Inc. | 179,803 | $12.7M | 0.47% | +745+0.4% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 181,497 | $12.8M | 0.03% | −37,327−17.1% | Reduced |
| Aviva PLC | 181,843 | $12.8M | 0.02% | −67,566−27.1% | Reduced |
| State of Wisconsin Investment Board | 187,979 | $13.3M | 0.03% | −37,746−16.7% | Reduced |
| Stansberry Asset Management, LLC | 189,337 | $13.4M | 1.22% | −3,991−2.1% | Reduced |
| Nisa Investment Advisors, LLC | 189,638 | $13.5M | 0.04% | +3,513+1.9% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 187,080 | $13.6M | 0.02% | −39,153−17.3% | Reduced |
| Standard Life Aberdeen plc | 202,988 | $14.3M | 0.02% | +21,953+12.1% | Added |
| Aware Super Pty Ltd as trustee of Aware Super | 206,597 | $14.6M | 0.21% | −158,352−43.4% | Reduced |
| Isthmus Partners, LLC | 206,664 | $14.6M | 1.41% | +2,144+1.0% | Added |
| Gotham Asset Management, LLC | 206,717 | $14.6M | 0.03% | +39,591+23.7% | Added |
| RMB Capital Management, LLC | 212,122 | $15.1M | 0.23% | −119−0.1% | Reduced |
| American Century Companies Inc | 215,591 | $15.2M | 0.01% | +32,008+17.4% | Added |
| SG Americas Securities, LLC | 218,086 | $15.4M | 0.01% | −207,048−48.7% | Reduced |
| Storebrand Asset Management AS | 221,069 | $15.6M | 0.04% | −37,192−14.4% | Reduced |
| Illinois Municipal Retirement Fund | 225,558 | $15.9M | 0.18% | −19,941−8.1% | Reduced |
| Townsend & Associates, Inc | 219,487 | $16.0M | 1.36% | +5,463+2.6% | Added |
| Mercer Global Advisors Inc | 229,800 | $16.2M | 0.02% | +33,730+17.2% | Added |
| LPL Financial LLC | 231,781 | $16.3M | 0.00% | −12,729−5.2% | Reduced |
| Hutchinson Capital Management | 231,879 | $16.4M | 2.80% | −1,027−0.4% | Reduced |
| Great West Life Assurance Co | 234,213 | $16.5M | 0.03% | −3,683−1.5% | Reduced |
| Gilder Gagnon Howe & Co LLC | 239,821 | $16.9M | 0.17% | −418−0.2% | Reduced |
| Captrust Financial Advisors | 243,134 | $17.1M | 0.03% | +2,259+0.9% | Added |
| State Board of Administration of Florida Retirement System | 247,243 | $17.4M | 0.03% | −6,220−2.5% | Reduced |
| New York State Teachers Retirement System | 249,342 | $17.6M | 0.03% | −7,890−3.1% | Reduced |
| National Bank of Canada | 253,485 | $17.9M | 0.02% | +94,453+59.4% | Added |
| Fairholme Capital Management LLC | 256,350 | $18.1M | 1.21% | 00.0% | Unchanged |
| Philo Smith Capital Corp | 259,381 | $18.3M | 4.97% | −1,000−0.4% | Reduced |
| Danske Bank A/S | 260,160 | $18.3M | 0.04% | −12,000−4.4% | Reduced |
| Rockefeller Capital Management L.P. | 265,691 | $18.7M | 0.03% | −12,809−4.6% | Reduced |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 269,218 | $19.0M | 0.09% | −41,800−13.4% | Reduced |
| Alliancebernstein L.P. | 288,882 | $19.1M | 0.01% | −3,993−1.4% | Reduced |
| Barlow Wealth Partners, Inc. | 271,315 | $19.3M | 2.09% | +1,031+0.4% | Added |
| D. E. Shaw & Co., Inc. | 290,364 | $20.5M | 0.01% | +89,551+44.6% | Added |
| Bank of Montreal | 299,915 | $21.2M | 0.01% | +52,686+21.3% | Added |
| Capitolis Liquid Global Markets LLC | 308,000 | $21.7M | 0.09% | +308,000 | New |
| Credit Agricole S A | 315,524 | $22.3M | 0.06% | +264,246+515.3% | Added |
| Bank of Nova Scotia | 316,642 | $22.3M | 0.03% | +6,166+2.0% | Added |
| California State Teachers Retirement System | 318,375 | $22.5M | 0.02% | +8,760+2.8% | Added |
| Zacks Investment Management | 333,691 | $23.5M | 0.17% | +5,279+1.6% | Added |
| APG Asset Management N.V. | 389,251 | $24.0M | 0.06% | −12,876−3.2% | Reduced |
| Susquehanna Fundamental Investments, LLC | 358,749 | $25.3M | 0.48% | +178,050+98.5% | Added |
| Silvercrest Asset Management Group LLC | 364,547 | $25.7M | 0.17% | +90,500+33.0% | Added |
| CIBC Asset Management Inc | 367,934 | $26.0M | 0.06% | +283,212+334.3% | Added |
| Franklin Resources Inc | 374,673 | $26.4M | 0.01% | −18,409−4.7% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 377,811 | $26.7M | 0.04% | +266,956+240.8% | Added |
| America First Investment Advisors, LLC | 383,605 | $27.1M | 5.02% | +3,270+0.9% | Added |
| Quantinno Capital Management LP | 389,863 | $27.5M | 0.03% | +126,684+48.1% | Added |
| Dundas Partners LLP | 390,567 | $27.5M | 1.99% | 00.0% | Unchanged |
| Victory Capital Management Inc | 411,560 | $29.0M | 0.02% | −60,742−12.9% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 411,605 | $29.0M | 0.03% | +219,509+114.3% | Added |
| Russell Investments Group, Ltd. | 415,808 | $29.4M | 0.03% | +8,723+2.1% | Added |
| California Public Employees Retirement System | 416,611 | $29.4M | 0.02% | −85,950−17.1% | Reduced |
| Price T Rowe Associates Inc | 420,968 | $29.7M | 0.00% | −2,186−0.5% | Reduced |
| Vanguard Asset Management, Ltd | 429,847 | $30.3M | 0.02% | +24,025+5.9% | Added |
| Canada Pension Plan Investment Board | 432,603 | $30.5M | 0.02% | +432,603 | New |
| Truist Financial Corp | 468,920 | $33.1M | 0.04% | −103,314−18.1% | Reduced |
| Brandes Investment Partners, LP | 516,132 | $36.4M | 0.26% | +2,915+0.6% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 525,095 | $37.0M | 0.02% | −38,673−6.9% | Reduced |
| Caisse de Depot Et Placement du Quebec | 556,725 | $39.3M | 0.06% | −101,865−15.5% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 561,587 | $39.6M | 0.06% | +542,866+2,899.8% | Added |
| Rhumbline Advisers | 562,316 | $39.7M | 0.03% | −13,406−2.3% | Reduced |
| Tudor Investment Corp Et Al | 571,238 | $40.3M | 0.17% | +144,893+34.0% | Added |
| Nuveen, LLC | 580,231 | $40.9M | 0.01% | +56,414+10.8% | Added |
| Swiss National Bank | 607,262 | $42.8M | 0.02% | −117,700−16.2% | Reduced |
| Stifel Financial Corp | 620,960 | $43.8M | 0.04% | −45,769−6.9% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 628,784 | $44.3M | 0.02% | +6,228+1.0% | Added |
| Vanguard Global Advisers, LLC | 630,210 | $44.4M | 0.02% | −18,198−2.8% | Reduced |
| Mraz, Amerine & Associates, Inc. | 635,753 | $44.8M | 6.43% | +5,160+0.8% | Added |
| Amundi | 647,848 | $45.7M | 0.01% | −73,192−10.2% | Reduced |
| Manufacturers Life Insurance Company, The | 651,963 | $46.0M | 0.04% | +152,124+30.4% | Added |
| Citigroup Inc | 709,852 | $50.1M | 0.02% | +2,738+0.4% | Added |