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, Q4 2025
Institutional positions in Berkley W R Corp as of Dec 31, 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
- 952
- +35 vs. Q3 2025
- Shares held
- 284.4M
- +40.1M (+16.4%) vs. Q3 2025
- Total value
- $19.9B
- +$1.29B (+6.9%) vs. Q3 2025
- New holders
- 134
- 311 more added
- Sold out
- 99
- 353 more reduced
17 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Berkley W R Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sound View Wealth Advisors Group, LLC | 46,777 | $3.28M | 0.22% | +110.0% | Added |
| Caldwell Trust Co | 47,276 | $3.31M | 0.29% | 00.0% | Unchanged |
| Utah Retirement Systems | 48,202 | $3.38M | 0.03% | 00.0% | Unchanged |
| Thrive Capital Management, LLC | 48,524 | $3.40M | 0.76% | −209−0.4% | Reduced |
| Elevate Capital Advisors, LLC | 49,424 | $3.47M | 2.29% | 00.0% | Unchanged |
| Susquehanna Fundamental Investments, LLC | 49,441 | $3.47M | 0.12% | +7,640+18.3% | Added |
| Aquatic Capital Management LLC | 49,519 | $3.47M | 0.10% | +49,519 | New |
| Mirae Asset Global Investments Co., Ltd. | 50,121 | $3.51M | 0.01% | +10,893+27.8% | Added |
| Osmosis Investment Management UK Ltd | 50,144 | $3.52M | 0.09% | +50,144 | New |
| Illumine Investment Management, LLC | 50,555 | $3.54M | 2.58% | −480−0.9% | Reduced |
| Xponance, Inc. | 50,764 | $3.56M | 0.03% | +2,057+4.2% | Added |
| Griffin Asset Management, Inc. | 51,725 | $3.63M | 0.39% | 00.0% | Unchanged |
| Henshaw Capital LLC | 52,184 | $3.66M | 0.13% | −17,386−25.0% | Reduced |
| Banco Bilbao Vizcaya Argentaria, S.A. | 52,341 | $3.67M | 0.03% | −1,875−3.5% | Reduced |
| Intrepid Capital Management Inc | 53,097 | $3.72M | 1.44% | 00.0% | Unchanged |
| Fairman Group, LLC | 53,124 | $3.73M | 2.98% | +37+0.1% | Added |
| Callan Family Office, LLC | 53,268 | $3.74M | 0.08% | +23,779+80.6% | Added |
| Prana Capital Management, LP | 53,301 | $3.74M | 0.14% | +53,301 | New |
| Van Eck Associates Corp | 53,536 | $3.75M | 0.00% | +53,536 | New |
| British Columbia Investment Management Corp | 53,767 | $3.77M | 0.02% | +10,149+23.3% | Added |
| Greenline Partners, LLC | 54,332 | $3.81M | 0.44% | +14,884+37.7% | Added |
| Robeco Institutional Asset Management B.V. | 54,408 | $3.82M | 0.01% | +1,804+3.4% | Added |
| KLCM Advisors, Inc. | 54,523 | $3.82M | 0.33% | 00.0% | Unchanged |
| Steel Peak Wealth Management LLC | 54,667 | $3.83M | 0.13% | +12,356+29.2% | Added |
| State of Alaska, Department of Revenue | 55,303 | $3.88M | 0.04% | −2,180−3.8% | Reduced |
| Amalgamated Bank | 55,432 | $3.89M | 0.03% | −2,791−4.8% | Reduced |
| Asset Management Group, Inc. | 55,767 | $3.91M | 0.63% | −871−1.5% | Reduced |
| Elo Mutual Pension Insurance Co | 56,343 | $3.95M | 0.06% | +15,552+38.1% | Added |
| Advisory Services Network, LLC | 57,241 | $4.01M | 0.06% | −11,469−16.7% | Reduced |
| Manning & Napier Advisors LLC | 57,311 | $4.06M | 0.05% | −5,032−8.1% | Reduced |
| IFM Investors Pty Ltd | 57,894 | $4.06M | 0.03% | +2,213+4.0% | Added |
| NEOS Investment Management LLC | 59,618 | $4.18M | 0.02% | +7,378+14.1% | Added |
| The PNC Financial Services Group, Inc. | 60,112 | $4.22M | 0.00% | −1,846−3.0% | Reduced |
| Natixis | 60,116 | $4.22M | 0.02% | +50,933+554.6% | Added |
| Daiwa Securities Group Inc. | 60,658 | $4.25M | 0.01% | −7,886−11.5% | Reduced |
| Markel Group Inc.SuperinvestorMarkel Group | 60,750 | $4.26M | 0.03% | 00.0% | Unchanged |
| Retirement Systems of Alabama | 63,866 | $4.48M | 0.01% | −53−0.1% | Reduced |
| Wiley Bros.-Aintree Capital, LLC | 63,951 | $4.48M | 0.02% | +695+1.1% | Added |
| ProShare Advisors LLC | 64,063 | $4.49M | 0.01% | +3,101+5.1% | Added |
| Dean Investment Associates, LLC | 64,210 | $4.50M | 0.64% | +1,363+2.2% | Added |
| Credit Agricole S A | 64,545 | $4.53M | 0.01% | −18,540−22.3% | Reduced |
| Thrivent Financial for Lutherans | 66,587 | $4.67M | 0.01% | −42,821−39.1% | Reduced |
| Pathstone Holdings, LLC | 67,457 | $4.73M | 0.02% | +1,512+2.3% | Added |
| DnB Asset Management AS | 67,635 | $4.74M | 0.02% | +750+1.1% | Added |
| Voya Investment Management LLC | 67,773 | $4.75M | 0.00% | −1,481−2.1% | Reduced |
| Kestra Advisory Services, LLC | 68,434 | $4.80M | 0.02% | +13,735+25.1% | Added |
| Vident Advisory, LLC | 68,829 | $4.83M | 0.05% | −11,808−14.6% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 69,832 | $4.90M | 0.02% | −2,123−3.0% | Reduced |
| MetLife Investment Management | 71,800 | $5.03M | 0.02% | −2,386−3.2% | Reduced |
| Colony Group, LLC | 72,260 | $5.14M | 0.01% | +7,869+12.2% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 74,074 | $5.19M | 0.01% | −167,709−69.4% | Reduced |
| Comerica Bank | 74,911 | $5.25M | 0.02% | −5,222−6.5% | Reduced |
| Tudor Investment Corp Et Al | 75,015 | $5.26M | 0.03% | +65,432+682.8% | Added |
| Annandale Capital, LLC | 75,479 | $5.29M | 0.86% | −7,050−8.5% | Reduced |
| Montag A & Associates Inc | 76,649 | $5.37M | 0.25% | −4,038−5.0% | Reduced |
| Mackenzie Financial Corp | 76,117 | $5.38M | 0.01% | +17,634+30.2% | Added |
| Baxter Bros Inc | 77,229 | $5.42M | 0.63% | −2,915−3.6% | Reduced |
| Butensky & Cohen Financial Security, Inc | 77,972 | $5.47M | 1.48% | +1,130+1.5% | Added |
| Cetera Investment Advisers | 78,014 | $5.47M | 0.01% | +915+1.2% | Added |
| Atria Investments LLC | 78,268 | $5.49M | 0.06% | −12,079−13.4% | Reduced |
| Intech Investment Management LLC | 79,036 | $5.54M | 0.05% | −47,970−37.8% | Reduced |
| Czech National Bank | 79,162 | $5.55M | 0.04% | +3,059+4.0% | Added |
| O'Shaughnessy Asset Management, LLC | 79,848 | $5.60M | 0.03% | −2,087−2.5% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 81,083 | $5.69M | 0.02% | +1,576+2.0% | Added |
| Commonwealth Equity Services, LLC | 81,120 | $5.69M | 0.01% | −11,379−12.3% | Reduced |
| State of Michigan Retirement System | 81,719 | $5.73M | 0.03% | −3,500−4.1% | Reduced |
| CIBC Asset Management Inc | 82,407 | $5.78M | 0.01% | +35,531+75.8% | Added |
| Arizona State Retirement System | 83,181 | $5.83M | 0.03% | −6,473−7.2% | Reduced |
| Handelsbanken Fonder AB | 83,695 | $5.87M | 0.02% | +8,234+10.9% | Added |
| CBOE Vest Financial, LLC | 86,883 | $6.09M | 0.08% | +5,236+6.4% | Added |
| Public Employees Retirement System of Ohio | 87,340 | $6.12M | 0.02% | −3,313−3.7% | Reduced |
| Forsta Ap-Fonden | 87,650 | $6.15M | 0.04% | +16,500+23.2% | Added |
| Dai-Ichi Life Insurance Company, Ltd | 90,093 | $6.32M | 0.16% | −17,874−16.6% | Reduced |
| NewEdge Wealth, LLC | 90,152 | $6.32M | 0.07% | −3,620−3.9% | Reduced |
| Rafferty Asset Management, LLC | 91,589 | $6.42M | 0.02% | −8,129−8.2% | Reduced |
| Gateway Investment Advisers LLC | 91,654 | $6.43M | 0.06% | +550+0.6% | Added |
| Gamco Investors, Inc. Et Al | 92,555 | $6.49M | 0.06% | +5,065+5.8% | Added |
| Public Sector Pension Investment Board | 94,162 | $6.60M | 0.02% | +29,529+45.7% | Added |
| Vestmark Advisory Solutions, Inc. | 96,620 | $6.77M | 0.09% | −1,839−1.9% | Reduced |
| State of New Jersey Common Pension Fund D | 98,165 | $6.88M | 0.02% | −3,499−3.4% | Reduced |
| Trexquant Investment LP | 98,470 | $6.90M | 0.06% | +98,470 | New |
| Dakota Wealth Management | 98,750 | $6.92M | 0.12% | +9,375+10.5% | Added |
| Schroder Investment Management Group | 98,821 | $7.00M | 0.01% | −346,446−77.8% | Reduced |
| 7G Capital Management, LLC | 100,000 | $7.01M | 4.36% | 00.0% | Unchanged |
| Nomura Asset Management Co Ltd | 101,599 | $7.12M | 0.02% | +949+0.9% | Added |
| Man Group plc | 102,970 | $7.22M | 0.01% | −549−0.5% | Reduced |
| DekaBank Deutsche Girozentrale | 85,269 | $7.23M | 0.01% | 00.0% | Unchanged |
| Lansforsakringar Fondforvaltning AB (publ) | 106,027 | $7.43M | 0.04% | +1,368+1.3% | Added |
| Swiss Life Asset Management Ltd | 106,472 | $7.47M | 0.04% | −36,922−25.7% | Reduced |
| Advisor Group Holdings, Inc. | 106,477 | $7.47M | 0.01% | −1,621−1.5% | Reduced |
| Mattern Capital Management, LLC | 106,859 | $7.49M | 0.88% | +5,258+5.2% | Added |
| Creative Planning | 108,996 | $7.64M | 0.01% | −207−0.2% | Reduced |
| State of Tennessee, Treasury Department | 111,802 | $7.67M | 0.02% | −67,409−37.6% | Reduced |
| Verdence Capital Advisors LLC | 109,527 | $7.68M | 0.45% | +7,848+7.7% | Added |
| KLP Kapitalforvaltning AS | 110,179 | $7.73M | 0.03% | −52,900−32.4% | Reduced |
| Erste Asset Management GmbH | 111,337 | $7.85M | 0.07% | +33,618+43.3% | Added |
| Citadel Advisors LLC | 112,250 | $7.87M | 0.01% | +23,244+26.1% | Added |
| Benjamin Edwards Inc | 112,328 | $7.88M | 0.09% | −14,140−11.2% | Reduced |
| Korea Investment CORP | 113,796 | $7.98M | 0.02% | −39,237−25.6% | Reduced |
| Vega Investment Solutions | 113,752 | $8.03M | 1.28% | +113,752 | New |