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, Q1 2026
Institutional positions in Berkley W R Corp as of Mar 31, 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
- 926
- −9 vs. Q4 2025
- Shares held
- 278.9M
- +38.5M (+16.0%) vs. Q4 2025
- Total value
- $18.5B
- +$1.63B (+9.7%) vs. Q4 2025
- New holders
- 97
- 246 more added
- Sold out
- 106
- 423 more reduced
17 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Berkley W R Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Great Lakes Advisors, LLC | 15,105 | $1.00M | 0.01% | +629+4.3% | Added |
| Quadrature Capital Ltd | 15,003 | $994.4K | 0.01% | +15,003 | New |
| Tobam | 14,991 | $994.0K | 0.26% | −2,325−13.4% | Reduced |
| Tower Research Capital LLC (TRC) | 14,956 | $991.3K | 0.03% | +7,795+108.9% | Added |
| Weiss Asset Management LP | 14,858 | $984.8K | 0.02% | −488−3.2% | Reduced |
| Everence Capital Management Inc | 14,737 | $977.0K | 0.06% | 00.0% | Unchanged |
| Nations Financial Group Inc, | 14,713 | $975.2K | 0.05% | +99+0.7% | Added |
| Northwestern Mutual Wealth Management Co | 14,712 | $975.2K | 0.00% | +1,311+9.8% | Added |
| Vise Technologies, Inc. | 13,885 | $973.6K | 0.02% | 00.0% | Unchanged |
| Aptus Capital Advisors, LLC | 14,509 | $961.7K | 0.01% | −1,318−8.3% | Reduced |
| Blue Sparrow, LLC | 14,430 | $956.4K | 0.02% | +14,430 | New |
| Farther Finance Advisors, LLC | 14,579 | $951.7K | 0.01% | −106−0.7% | Reduced |
| Integrated Wealth Concepts LLC | 14,250 | $944.5K | 0.01% | +14,250 | New |
| Commerce Bank | 14,177 | $939.7K | 0.00% | +2,371+20.1% | Added |
| Park Avenue Securities LLC | 14,065 | $932.0K | 0.01% | −126−0.9% | Reduced |
| New Mexico Educational Retirement Board | 13,875 | $920.0K | 0.03% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 13,607 | $901.9K | 0.00% | −4,764−25.9% | Reduced |
| Metis Global Partners, LLC | 13,570 | $899.4K | 0.02% | −1,844−12.0% | Reduced |
| Omers Administration Corp | 13,569 | $899.4K | 0.01% | +2,520+22.8% | Added |
| ING Groep NV | 13,532 | $896.9K | 0.01% | +13,532 | New |
| Bellevue Asset Management, LLC | 13,500 | $894.8K | 0.45% | −9−0.1% | Reduced |
| Compass Wealth Management LLC | 13,331 | $883.6K | 0.22% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 13,526 | $883.0K | 0.00% | +100+0.7% | Added |
| Concurrent Investment Advisors, LLC | 13,261 | $878.9K | 0.01% | −1,493−10.1% | Reduced |
| Brighton Jones LLC | 13,179 | $873.5K | 0.02% | +13,179 | New |
| Kornitzer Capital Management Inc | 13,115 | $869.3K | 0.02% | −350−2.6% | Reduced |
| Caisse des Depots Et Consignations | 13,103 | $868.5K | 0.01% | 00.0% | Unchanged |
| Ashton Thomas Private Wealth, LLC | 13,096 | $868.0K | 0.02% | +751+6.1% | Added |
| Bessemer Group Inc | 13,049 | $865.0K | 0.00% | +2,229+20.6% | Added |
| DF Dent & Co Inc | 13,040 | $864.3K | 0.02% | 00.0% | Unchanged |
| Tokio Marine Asset Management Co Ltd | 12,977 | $860.1K | 0.03% | 00.0% | Unchanged |
| Mount Lucas Management LP | 12,897 | $854.8K | 0.32% | +394+3.2% | Added |
| Nomura Holdings Inc | 12,718 | $842.9K | 0.01% | +1,019+8.7% | Added |
| AG2R la Mondiale Gestion D'Actifs | 12,691 | $841.2K | 0.04% | −1,876−12.9% | Reduced |
| HB Wealth Management, LLC | 12,618 | $836.3K | 0.01% | +896+7.6% | Added |
| Mount Yale Investment Advisors, LLC | 12,382 | $820.7K | 0.02% | +1,662+15.5% | Added |
| Swedbank AB | 12,376 | $820.3K | 0.00% | 00.0% | Unchanged |
| Stoneridge Investment Partners LLC | 12,324 | $817.0K | 0.59% | −27,622−69.1% | Reduced |
| Blair William & Co | 12,043 | $798.2K | 0.00% | +872+7.8% | Added |
| Occudo Quantitative Strategies LP | 11,863 | $792.8K | 0.04% | −14,022−54.2% | Reduced |
| Thompson Siegel & Walmsley LLC | 11,929 | $791.0K | 0.01% | 00.0% | Unchanged |
| Abn Amro Investment Solutions | 11,734 | $777.7K | 0.01% | −839−6.7% | Reduced |
| Baird Financial Group, Inc. | 11,677 | $774.0K | 0.00% | +810+7.5% | Added |
| Maryland State Retirement & Pension System | 11,676 | $773.9K | 0.02% | −3,083−20.9% | Reduced |
| Impact Capital Partners LLC | 11,666 | $773.2K | 0.23% | −1,367−10.5% | Reduced |
| J.M. Arbour, LLC | 11,482 | $761.0K | 0.73% | +340+3.1% | Added |
| Net Worth Advisory Group | 11,438 | $758.1K | 0.16% | −1,102−8.8% | Reduced |
| NCM Capital Management, LLC | 11,259 | $746.3K | 0.27% | 00.0% | Unchanged |
| Equitable Holdings, Inc. | 10,704 | $746.1K | 0.00% | −241−2.2% | Reduced |
| Trueblood Wealth Management, LLC | 10,961 | $726.5K | 0.28% | −126−1.1% | Reduced |
| GAMMA Investing LLC | 10,902 | $722.6K | 0.03% | −1,452−11.8% | Reduced |
| Osmosis Investment Management UK Ltd | 10,893 | $722.0K | 0.02% | −39,251−78.3% | Reduced |
| Empower Advisory Group, LLC | 10,799 | $715.8K | 0.00% | −9,758−47.5% | Reduced |
| Umb Bank N A | 10,520 | $697.3K | 0.01% | −481−4.4% | Reduced |
| Brevan Howard Capital Management LP | 10,473 | $694.1K | 0.01% | −14,004−57.2% | Reduced |
| Murphy Pohlad Asset Management LLC | 10,462 | $693.4K | 0.25% | 00.0% | Unchanged |
| Aprio Wealth Management, LLC | 10,437 | $691.8K | 0.04% | −198−1.9% | Reduced |
| LVW Advisors, LLC | 10,407 | $689.8K | 0.07% | −1,290−11.0% | Reduced |
| Empirical Asset Management, LLC | 10,373 | $687.5K | 0.18% | −593−5.4% | Reduced |
| Ossiam | 10,348 | $685.9K | 0.01% | +1,796+21.0% | Added |
| Coastal Bridge Advisors, LLC | 10,281 | $681.4K | 0.05% | +40.0% | Added |
| Empirical Finance, LLC | 10,076 | $667.8K | 0.03% | −11−0.1% | Reduced |
| Virtu Financial LLC | 10,043 | $666.0K | 0.03% | +10,043 | New |
| SeaBridge Investment Advisors LLC | 10,045 | $665.8K | 0.11% | −27,364−73.1% | Reduced |
| Merit Financial Group, LLC | 10,037 | $665.2K | 0.00% | −4,615−31.5% | Reduced |
| Keb Asset Management, LLC | 9,974 | $661.1K | 0.13% | −6−0.1% | Reduced |
| Rydar Equities, Inc. | 9,965 | $660.5K | 0.51% | +162+1.7% | Added |
| Williams Jones Wealth Management, LLC. | 9,927 | $658.0K | 0.01% | −272−2.7% | Reduced |
| Skopos Labs, Inc. | 9,925 | $657.8K | 0.02% | +1,000+11.2% | Added |
| Brown Brothers Harriman & Co | 9,718 | $644.1K | 0.00% | −1,403−12.6% | Reduced |
| Sequoia Financial Advisors, LLC | 9,644 | $639.2K | 0.00% | +343+3.7% | Added |
| Woodline Partners LP | 9,628 | $638.1K | 0.00% | +4,078+73.5% | Added |
| Apollon Wealth Management, LLC | 9,598 | $636.2K | 0.01% | −4,696−32.9% | Reduced |
| Tectonic Advisors LLC | 9,587 | $635.4K | 0.03% | −89−0.9% | Reduced |
| Change Path, LLC | 9,554 | $633.2K | 0.01% | +341+3.7% | Added |
| Northwestern Mutual Investment Management Company, LLC | 9,535 | $632.0K | 0.01% | −58−0.6% | Reduced |
| Voleon Capital Management LP | 9,456 | $626.7K | 0.01% | +9,456 | New |
| King Luther Capital Management Corp | 9,426 | $624.8K | 0.00% | 00.0% | Unchanged |
| Resources Investment Advisors, LLC. | 9,392 | $622.5K | 0.01% | −1,170−11.1% | Reduced |
| Bradley Foster & Sargent Inc | 9,335 | $618.8K | 0.01% | 00.0% | Unchanged |
| Fort Washington Investment Advisors Inc | 9,332 | $618.5K | 0.00% | −102−1.1% | Reduced |
| L2 Asset Management, LLC | 9,287 | $615.5K | 0.06% | −514−5.2% | Reduced |
| Everpar Advisors LLC | 9,274 | $614.7K | 0.21% | −163−1.7% | Reduced |
| Envestnet Portfolio Solutions, Inc. | 9,224 | $611.4K | 0.00% | −2,184−19.1% | Reduced |
| Silver Oak Securities, Inc | 9,199 | $609.7K | 0.04% | +461+5.3% | Added |
| Saudi Central Bank | 9,118 | $604.3K | 0.01% | +9,118 | New |
| ASR Vermogensbeheer N.V. | 9,115 | $604.1K | 0.01% | +200+2.2% | Added |
| Hilltop Holdings Inc. | 9,060 | $600.5K | 0.05% | +9,060 | New |
| Adalta Capital Management LLC | 9,020 | $597.8K | 0.29% | −3,685−29.0% | Reduced |
| Jump Financial, LLC | 8,926 | $591.6K | 0.01% | −6,184−40.9% | Reduced |
| GWM Advisors LLC | 8,883 | $588.8K | 0.00% | −1,671−15.8% | Reduced |
| Carmel Capital Partners, LLC | 8,877 | $588.4K | 0.21% | +1,563+21.4% | Added |
| PensionDanmark Pensionsforsikringsaktieselskab | 8,780 | $581.9K | 0.01% | 00.0% | Unchanged |
| Siemens Fonds Invest GmbH | 8,732 | $578.8K | 0.03% | −1,186−12.0% | Reduced |
| Moody Lynn & Lieberson, LLC | 8,616 | $571.1K | 0.03% | −2,694−23.8% | Reduced |
| Wealth Alliance | 8,599 | $569.9K | 0.06% | +103+1.2% | Added |
| Wedmont Private Capital | 8,477 | $569.8K | 0.02% | −210−2.4% | Reduced |
| Pinebridge Investments LLC | 8,595 | $569.7K | 0.00% | −7,488−46.6% | Reduced |
| Ritholtz Wealth Management | 8,581 | $568.7K | 0.01% | +237+2.8% | Added |
| Resonant Capital Advisors, LLC | 8,525 | $565.0K | 0.03% | −10,553−55.3% | Reduced |