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 |
|---|---|---|---|---|---|
| LPL Financial LLC | 244,510 | $16.2M | 0.00% | −53,899−18.1% | Reduced |
| Captrust Financial Advisors | 240,875 | $16.0M | 0.03% | −707,293−74.6% | Reduced |
| Gilder Gagnon Howe & Co LLC | 240,239 | $15.9M | 0.19% | −1,525−0.6% | Reduced |
| Great West Life Assurance Co | 237,896 | $15.8M | 0.03% | −8,659−3.5% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 226,233 | $15.5M | 0.03% | −27,168−10.7% | Reduced |
| Hutchinson Capital Management | 232,906 | $15.4M | 2.84% | −2,072−0.9% | Reduced |
| State of Wisconsin Investment Board | 225,725 | $15.0M | 0.03% | −20,840−8.5% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 218,824 | $14.5M | 0.04% | −25,918−10.6% | Reduced |
| Townsend & Associates, Inc | 214,024 | $14.4M | 1.25% | +7,216+3.5% | Added |
| Korea Investment CORP | 214,675 | $14.2M | 0.03% | +100,879+88.6% | Added |
| RMB Capital Management, LLC | 212,241 | $14.1M | 0.25% | −590.0% | Reduced |
| Isthmus Partners, LLC | 204,520 | $13.6M | 1.42% | −4,208−2.0% | Reduced |
| D. E. Shaw & Co., Inc. | 200,813 | $13.3M | 0.01% | +200,813 | New |
| Janney Montgomery Scott LLC | 196,863 | $13.0M | 0.03% | −6,671−3.3% | Reduced |
| Mercer Global Advisors Inc | 196,070 | $13.0M | 0.02% | +3,204+1.7% | Added |
| Stansberry Asset Management, LLC | 193,328 | $12.8M | 1.32% | −107,815−35.8% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 192,096 | $12.8M | 0.01% | −287,001−59.9% | Reduced |
| Nisa Investment Advisors, LLC | 186,125 | $12.3M | 0.05% | −4,851−2.5% | Reduced |
| American Century Companies Inc | 183,583 | $12.2M | 0.01% | −184,727−50.2% | Reduced |
| Standard Life Aberdeen plc | 181,035 | $12.0M | 0.02% | −1,830−1.0% | Reduced |
| Susquehanna Fundamental Investments, LLC | 180,699 | $12.0M | 0.45% | +131,258+265.5% | Added |
| GHP Investment Advisors, Inc. | 179,058 | $11.9M | 0.49% | +660.0% | Added |
| HRT Financial LP | 176,640 | $11.7M | 0.03% | +176,640 | New |
| SEI Investments Co | 173,565 | $11.5M | 0.01% | −39,611−18.6% | Reduced |
| Quantbot Technologies LP | 172,464 | $11.4M | 0.47% | +161,320+1,447.6% | Added |
| Pictet Asset Management Holding SA | 171,834 | $11.4M | 0.01% | −34,954−16.9% | Reduced |
| Trexquant Investment LP | 169,329 | $11.2M | 0.08% | +70,859+72.0% | Added |
| Stephens Inc | 169,325 | $11.2M | 0.14% | −104,690−38.2% | Reduced |
| Gotham Asset Management, LLC | 167,126 | $11.1M | 0.03% | −113,999−40.6% | Reduced |
| National Bank of Canada | 159,032 | $10.5M | 0.01% | −43,528−21.5% | Reduced |
| Qube Research & Technologies Ltd | 154,049 | $10.2M | 0.01% | +154,049 | New |
| Financial Strategies Group, Inc. | 149,793 | $9.92M | 1.66% | +20,747+16.1% | Added |
| TD Asset Management Inc | 149,301 | $9.90M | 0.01% | −38,768−20.6% | Reduced |
| Buckland Partners Management Co LLC | 148,500 | $9.84M | 5.97% | 00.0% | Unchanged |
| Chevy Chase Trust Holdings, Inc. | 146,986 | $9.74M | 0.03% | −5,716−3.7% | Reduced |
| Prudential Financial Inc | 143,131 | $9.49M | 0.01% | −5,632−3.8% | Reduced |
| Gabelli Funds LLC | 140,750 | $9.33M | 0.06% | −1,000−0.7% | Reduced |
| Frontier Capital Management Co LLC | 139,425 | $9.24M | 0.09% | −4,916−3.4% | Reduced |
| Prana Capital Management, LP | 138,955 | $9.21M | 0.28% | +85,654+160.7% | Added |
| New York State Common Retirement Fund | 133,812 | $8.87M | 0.01% | −26,000−16.3% | Reduced |
| Assetmark, Inc | 132,231 | $8.76M | 0.02% | +11,894+9.9% | Added |
| Speece Thorson Capital Group Inc | 131,854 | $8.74M | 1.99% | −13,008−9.0% | Reduced |
| Eagle Rock Investment Company, LLC | 130,511 | $8.65M | 1.26% | +11,635+9.8% | Added |
| Corbyn Investment Management Inc | 128,104 | $8.49M | 2.83% | −321−0.2% | Reduced |
| Means Investment Co., Inc. | 126,308 | $8.37M | 0.73% | −157−0.1% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 125,648 | $8.33M | 0.02% | +81,371+183.8% | Added |
| Eagle Capital Management LLC | 123,547 | $8.19M | 0.03% | 00.0% | Unchanged |
| Vanguard Investments Australia, Ltd. | 123,245 | $8.17M | 0.02% | +123,245 | New |
| Tredje AP-fonden | 119,735 | $7.94M | 0.04% | +90,595+310.9% | Added |
| KBC Group NV | 119,702 | $7.93M | 0.02% | −6,233−4.9% | Reduced |
| Resona Asset Management Co.,Ltd. | 118,494 | $7.85M | 0.04% | −19,641−14.2% | Reduced |
| Mn Services Vermogensbeheer B.V. | 116,868 | $7.75M | 0.05% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 116,526 | $7.72M | 0.01% | +86,001+281.7% | Added |
| Creative Planning | 116,000 | $7.69M | 0.01% | +7,004+6.4% | Added |
| CI Private Wealth, LLC | 115,918 | $7.67M | 0.01% | −20,417−15.0% | Reduced |
| Asset Management One Co.,Ltd. | 114,342 | $7.58M | 0.02% | −22,673−16.5% | Reduced |
| Ameriprise Financial Inc | 114,252 | $7.57M | 0.00% | −3,227−2.7% | Reduced |
| Mattern Capital Management, LLC | 112,872 | $7.48M | 0.90% | +6,013+5.6% | Added |
| Toronto Dominion Bank | 112,545 | $7.46M | 0.01% | −20,004−15.1% | Reduced |
| State of Tennessee, Treasury Department | 111,802 | $7.41M | 0.02% | 00.0% | Unchanged |
| Verdence Capital Advisors LLC | 111,732 | $7.41M | 0.43% | +2,205+2.0% | Added |
| CIBC Bancorp USA Inc. | 110,416 | $7.32M | 0.01% | +110,416 | New |
| Wealth Enhancement Advisory Services, LLC | 110,855 | $7.32M | 0.02% | −57,594−34.2% | Reduced |
| KLP Kapitalforvaltning AS | 110,179 | $7.30M | 0.03% | 00.0% | Unchanged |
| Benjamin Edwards Inc | 106,884 | $7.08M | 0.07% | −5,444−4.8% | Reduced |
| Titiun Yejiel | 106,321 | $7.05M | 7.13% | +65,821+162.5% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 103,954 | $6.89M | 0.04% | −2,073−2.0% | Reduced |
| Dakota Wealth Management | 101,504 | $6.73M | 0.15% | +2,754+2.8% | Added |
| 7G Capital Management, LLC | 100,000 | $6.63M | 3.95% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 99,126 | $6.57M | 0.01% | −24,219−19.6% | Reduced |
| Burney Co | 98,804 | $6.55M | 0.20% | −16,446−14.3% | Reduced |
| CBOE Vest Financial, LLC | 98,794 | $6.55M | 0.08% | +11,911+13.7% | Added |
| Treasurer of the State of North Carolina | 96,254 | $6.38M | 0.02% | −25,330−20.8% | Reduced |
| Sciencast Management LP | 95,406 | $6.32M | 0.81% | +95,406 | New |
| Nomura Asset Management Co Ltd | 94,253 | $6.25M | 0.02% | −7,346−7.2% | Reduced |
| Gamco Investors, Inc. Et Al | 91,219 | $6.05M | 0.06% | −1,336−1.4% | Reduced |
| Vident Advisory, LLC | 89,062 | $5.90M | 0.05% | +20,233+29.4% | Added |
| DekaBank Deutsche Girozentrale | 85,269 | $5.75M | 0.01% | 00.0% | Unchanged |
| Vestmark Advisory Solutions, Inc. | 85,567 | $5.67M | 0.06% | −11,053−11.4% | Reduced |
| Greenline Partners, LLC | 85,514 | $5.67M | 0.61% | +31,182+57.4% | Added |
| Public Sector Pension Investment Board | 84,741 | $5.62M | 0.02% | −9,421−10.0% | Reduced |
| CIBC Asset Management Inc | 84,722 | $5.62M | 0.01% | +2,315+2.8% | Added |
| Advisor Group Holdings, Inc. | 83,068 | $5.51M | 0.01% | −23,409−22.0% | Reduced |
| Mackenzie Financial Corp | 82,420 | $5.46M | 0.01% | +6,303+8.3% | Added |
| Dai-Ichi Life Insurance Company, Ltd | 81,828 | $5.42M | 0.16% | −8,265−9.2% | Reduced |
| Czech National Bank | 81,146 | $5.38M | 0.04% | +1,984+2.5% | Added |
| State of New Jersey Common Pension Fund D | 81,144 | $5.38M | 0.02% | −17,021−17.3% | Reduced |
| State of Michigan Retirement System | 80,919 | $5.36M | 0.03% | −800−1.0% | Reduced |
| Butensky & Cohen Financial Security, Inc | 79,291 | $5.26M | 1.38% | +1,319+1.7% | Added |
| Cetera Investment Advisers | 79,272 | $5.25M | 0.01% | +1,258+1.6% | Added |
| Fifth Third Bancorp | 79,006 | $5.24M | 0.01% | +70,910+875.9% | Added |
| Commonwealth Equity Services, LLC | 78,887 | $5.23M | 0.01% | −2,233−2.8% | Reduced |
| Davidson Capital Management Inc. | 77,019 | $5.10M | 0.92% | +76,844+43,910.9% | Added |
| NewEdge Wealth, LLC | 76,058 | $5.04M | 0.06% | −14,094−15.6% | Reduced |
| Atria Investments LLC | 75,951 | $5.03M | 0.06% | −2,317−3.0% | Reduced |
| MUFG Securities EMEA plc | 75,815 | $5.03M | 0.07% | +63,517+516.5% | Added |
| Rafferty Asset Management, LLC | 72,439 | $4.80M | 0.02% | −19,150−20.9% | Reduced |
| Baxter Bros Inc | 72,214 | $4.79M | 0.59% | −5,015−6.5% | Reduced |
| Erste Asset Management GmbH | 72,343 | $4.77M | 0.04% | −38,994−35.0% | Reduced |
| Montag A & Associates Inc | 71,648 | $4.75M | 0.22% | −5,001−6.5% | Reduced |