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 |
|---|---|---|---|---|---|
| Comerica Bank | 74,911 | $5.25M | 0.02% | −5,222−6.5% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 74,074 | $5.19M | 0.01% | −167,709−69.4% | Reduced |
| Colony Group, LLC | 72,260 | $5.14M | 0.01% | +7,869+12.2% | Added |
| MetLife Investment Management | 71,800 | $5.03M | 0.02% | −2,386−3.2% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 69,832 | $4.90M | 0.02% | −2,123−3.0% | Reduced |
| Vident Advisory, LLC | 68,829 | $4.83M | 0.05% | −11,808−14.6% | Reduced |
| Kestra Advisory Services, LLC | 68,434 | $4.80M | 0.02% | +13,735+25.1% | Added |
| Voya Investment Management LLC | 67,773 | $4.75M | 0.00% | −1,481−2.1% | Reduced |
| DnB Asset Management AS | 67,635 | $4.74M | 0.02% | +750+1.1% | Added |
| Pathstone Holdings, LLC | 67,457 | $4.73M | 0.02% | +1,512+2.3% | Added |
| Thrivent Financial for Lutherans | 66,587 | $4.67M | 0.01% | −42,821−39.1% | Reduced |
| Credit Agricole S A | 64,545 | $4.53M | 0.01% | −18,540−22.3% | Reduced |
| Dean Investment Associates, LLC | 64,210 | $4.50M | 0.64% | +1,363+2.2% | Added |
| ProShare Advisors LLC | 64,063 | $4.49M | 0.01% | +3,101+5.1% | Added |
| Wiley Bros.-Aintree Capital, LLC | 63,951 | $4.48M | 0.02% | +695+1.1% | Added |
| Retirement Systems of Alabama | 63,866 | $4.48M | 0.01% | −53−0.1% | Reduced |
| Markel Group Inc.SuperinvestorMarkel Group | 60,750 | $4.26M | 0.03% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 60,658 | $4.25M | 0.01% | −7,886−11.5% | Reduced |
| Natixis | 60,116 | $4.22M | 0.02% | +50,933+554.6% | Added |
| The PNC Financial Services Group, Inc. | 60,112 | $4.22M | 0.00% | −1,846−3.0% | Reduced |
| NEOS Investment Management LLC | 59,618 | $4.18M | 0.02% | +7,378+14.1% | Added |
| IFM Investors Pty Ltd | 57,894 | $4.06M | 0.03% | +2,213+4.0% | Added |
| Manning & Napier Advisors LLC | 57,311 | $4.06M | 0.05% | −5,032−8.1% | Reduced |
| Advisory Services Network, LLC | 57,241 | $4.01M | 0.06% | −11,469−16.7% | Reduced |
| Elo Mutual Pension Insurance Co | 56,343 | $3.95M | 0.06% | +15,552+38.1% | Added |
| Asset Management Group, Inc. | 55,767 | $3.91M | 0.63% | −871−1.5% | Reduced |
| Amalgamated Bank | 55,432 | $3.89M | 0.03% | −2,791−4.8% | Reduced |
| State of Alaska, Department of Revenue | 55,303 | $3.88M | 0.04% | −2,180−3.8% | Reduced |
| Steel Peak Wealth Management LLC | 54,667 | $3.83M | 0.13% | +12,356+29.2% | Added |
| KLCM Advisors, Inc. | 54,523 | $3.82M | 0.33% | 00.0% | Unchanged |
| Robeco Institutional Asset Management B.V. | 54,408 | $3.82M | 0.01% | +1,804+3.4% | Added |
| Greenline Partners, LLC | 54,332 | $3.81M | 0.44% | +14,884+37.7% | Added |
| British Columbia Investment Management Corp | 53,767 | $3.77M | 0.02% | +10,149+23.3% | Added |
| Van Eck Associates Corp | 53,536 | $3.75M | 0.00% | +53,536 | New |
| Prana Capital Management, LP | 53,301 | $3.74M | 0.14% | +53,301 | New |
| Callan Family Office, LLC | 53,268 | $3.74M | 0.08% | +23,779+80.6% | Added |
| Fairman Group, LLC | 53,124 | $3.73M | 2.98% | +37+0.1% | Added |
| Intrepid Capital Management Inc | 53,097 | $3.72M | 1.44% | 00.0% | Unchanged |
| Banco Bilbao Vizcaya Argentaria, S.A. | 52,341 | $3.67M | 0.03% | −1,875−3.5% | Reduced |
| Henshaw Capital LLC | 52,184 | $3.66M | 0.13% | −17,386−25.0% | Reduced |
| Griffin Asset Management, Inc. | 51,725 | $3.63M | 0.39% | 00.0% | Unchanged |
| Xponance, Inc. | 50,764 | $3.56M | 0.03% | +2,057+4.2% | Added |
| Illumine Investment Management, LLC | 50,555 | $3.54M | 2.58% | −480−0.9% | Reduced |
| Osmosis Investment Management UK Ltd | 50,144 | $3.52M | 0.09% | +50,144 | New |
| Mirae Asset Global Investments Co., Ltd. | 50,121 | $3.51M | 0.01% | +10,893+27.8% | Added |
| Aquatic Capital Management LLC | 49,519 | $3.47M | 0.10% | +49,519 | New |
| Susquehanna Fundamental Investments, LLC | 49,441 | $3.47M | 0.12% | +7,640+18.3% | Added |
| Elevate Capital Advisors, LLC | 49,424 | $3.47M | 2.29% | 00.0% | Unchanged |
| Thrive Capital Management, LLC | 48,524 | $3.40M | 0.76% | −209−0.4% | Reduced |
| Utah Retirement Systems | 48,202 | $3.38M | 0.03% | 00.0% | Unchanged |
| Caldwell Trust Co | 47,276 | $3.31M | 0.29% | 00.0% | Unchanged |
| Sound View Wealth Advisors Group, LLC | 46,777 | $3.28M | 0.22% | +110.0% | Added |
| USS Investment Management Ltd | 46,445 | $3.26M | 0.02% | +275+0.6% | Added |
| Ethic Inc. | 46,174 | $3.24M | 0.05% | +903+2.0% | Added |
| Godshalk Welsh Capital Management, Inc. | 45,270 | $3.17M | 1.82% | −649−1.4% | Reduced |
| Eurizon Capital SGR S.p.A. | 44,882 | $3.15M | 0.01% | +44,882 | New |
| Police & Firemen's Retirement System of New Jersey | 44,792 | $3.14M | 0.03% | −3,428−7.1% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 44,298 | $3.13M | 0.01% | −12,117−21.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 44,277 | $3.10M | 0.01% | +44,277 | New |
| Ameritas Investment Partners, Inc. | 43,974 | $3.08M | 0.09% | −2,218−4.8% | Reduced |
| New York Life Investment Management LLC | 43,601 | $3.06M | 0.03% | +2,935+7.2% | Added |
| MML Investors Services, LLC | 42,746 | $3.00M | 0.01% | −285−0.7% | Reduced |
| CIBC World Markets Corp | 41,874 | $2.94M | 0.01% | +41,874 | New |
| Yousif Capital Management, LLC | 42,128 | $2.85M | 0.03% | −2,357−5.3% | Reduced |
| Titiun Yejiel | 40,500 | $2.84M | 3.49% | +40,500 | New |
| Rakuten Investment Management, Inc. | 39,630 | $2.81M | 0.01% | −20,979−34.6% | Reduced |
| JustInvest LLC | 40,007 | $2.81M | 0.03% | −1,536−3.7% | Reduced |
| Stoneridge Investment Partners LLC | 39,946 | $2.80M | 1.95% | +39,946 | New |
| Verition Fund Management LLC | 39,035 | $2.74M | 0.01% | −27,243−41.1% | Reduced |
| Nissay Asset Management Corp | 38,919 | $2.73M | 0.01% | −278−0.7% | Reduced |
| Macquarie Group Ltd | 38,840 | $2.72M | 0.01% | +4,417+12.8% | Added |
| Horizon Investments, LLC | 38,723 | $2.72M | 0.03% | +1,654+4.5% | Added |
| Tealwood Asset Management Inc | 38,619 | $2.71M | 1.21% | +113+0.3% | Added |
| CIBC Private Wealth Group, LLC | 38,535 | $2.70M | 0.00% | −3,222−7.7% | Reduced |
| Agf Management Ltd | 38,346 | $2.69M | 0.01% | −7,285−16.0% | Reduced |
| Panagora Asset Management Inc | 38,296 | $2.69M | 0.01% | −17,564−31.4% | Reduced |
| Scotia Capital Inc. | 37,802 | $2.65M | 0.01% | +1,115+3.0% | Added |
| UniSuper Management Pty Ltd | 37,594 | $2.64M | 0.02% | −1,167−3.0% | Reduced |
| QRG Capital Management, Inc. | 37,530 | $2.63M | 0.03% | +2,337+6.6% | Added |
| SeaBridge Investment Advisors LLC | 37,409 | $2.62M | 0.43% | +2,007+5.7% | Added |
| Empirical Financial Services, LLC d.b.a. Empirical Wealth Management | 37,368 | $2.62M | 0.05% | +12,383+49.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 36,494 | $2.56M | 0.00% | +510+1.4% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 36,343 | $2.55M | 0.02% | +897+2.5% | Added |
| Neuberger Berman Group LLC | 36,106 | $2.53M | 0.00% | +2,688+8.0% | Added |
| Pacer Advisors, Inc. | 35,525 | $2.49M | 0.01% | +11,400+47.3% | Added |
| CIBC World Markets Inc. | 35,520 | $2.49M | 0.00% | +3,256+10.1% | Added |
| Millennium Management LLC | 35,239 | $2.47M | 0.00% | +13,611+62.9% | Added |
| Agate Pass Investment Management, LLC | 35,098 | $2.46M | 0.91% | −1,428−3.9% | Reduced |
| Independent Advisor Alliance | 34,736 | $2.44M | 0.06% | −18,655−34.9% | Reduced |
| Insight Inv LLC | 34,618 | $2.43M | 1.36% | −112−0.3% | Reduced |
| Donoghue Forlines LLC | 34,401 | $2.41M | 0.75% | +34,401 | New |
| Oregon Public Employees Retirement Fund | 34,400 | $2.41M | 0.03% | +200+0.6% | Added |
| Avanza Fonder AB | 34,117 | $2.39M | 0.06% | +10,810+46.4% | Added |
| Resources Management Corp | 33,722 | $2.37M | 0.31% | +2,225+7.1% | Added |
| OP Asset Management Ltd | 33,433 | $2.34M | 0.03% | 00.0% | Unchanged |
| Dean Capital Management | 33,170 | $2.33M | 0.99% | +1,013+3.2% | Added |
| Ambassador Advisors, LLC | 33,095 | $2.32M | 0.34% | +21,473+184.8% | Added |
| Argent Trust Co | 32,892 | $2.31M | 0.08% | +5,637+20.7% | Added |
| Alamar Capital Management, LLC | 32,636 | $2.29M | 1.26% | −1,963−5.7% | Reduced |
| Mutual of America Capital Management LLC | 32,237 | $2.26M | 0.02% | −244−0.8% | Reduced |