Institutional Ownership
Berkley W R Corp
CUSIP 084423102COMWRBQ1 2026
13D / 13G Filings
20
Schedule 13D/13G on record
Beneficial Filers
6
Distinct reporting persons
Largest Stake
25.5%
Max % of class reported
Institutional Holders
910
13F filers (latest quarter)
Beneficial Owners — Schedule 13D / 13G
20 filings · latest Mar 5, 2026
| # | Filed | Reporting Person | Form | % of Class | Shares | Filing |
|---|---|---|---|---|---|---|
| 1 | Mar 5, 2026 | Wr Berkley &Amp; Others LLC | 13D/A | 25.5% | — | SEC |
| 2 | Mar 5, 2026 | Mitsui Sumitomo Insurance Co., Ltd. | 13D/A | 15.7% | — | SEC |
| 3 | Feb 6, 2026 | Mitsui Sumitomo Insurance Co., Ltd. | 13D/A | 14.9% | — | SEC |
| 4 | Jan 14, 2026 | Mitsui Sumitomo Insurance Co., Ltd. | 13D/A | 13.9% | — | SEC |
| 5 | Dec 11, 2025 | Wr Berkley &Amp; Others LLC | 13D | 25.1% | — | SEC |
| 6 | Dec 11, 2025 | Mitsui Sumitomo Insurance Co., Ltd. | 13D | 12.8% | — | SEC |
| 7 | Feb 13, 2024 | Vanguard Group Inc | 13G/A | 9.4% | 24.24M | SEC |
| 8 | Jan 29, 2024 | Blackrock Inc. | 13G/A | 6.3% | 16.36M | SEC |
| 9 | Feb 9, 2023 | Vanguard Group Inc | 13G/A | 9.6% | 25.40M | SEC |
| 10 | Feb 1, 2023 | Blackrock Inc. | 13G/A | 5.4% | 14.37M | SEC |
10 more beneficial-ownership filings on Premium
See the full Schedule 13D/13G history for Berkley W R Corp.
Unlock full historyTop Institutional Holders (13F)
Largest reported positions · latest quarter
| # | Fund | Shares | Value |
|---|---|---|---|
| 1 | Mitsui Sumitomo Insurance Co Ltd | 58.78M | $3.90B |
| 2 | Blackrock, Inc. | 23.28M | $1.54B |
| 3 | State Street Corp | 14.41M | $954.79M |
| 4 | Morgan Stanley | 10.41M | $690.14M |
| 5 | Geode Capital Management, LLC | 8.23M | $549.20M |
| 6 | Kayne Anderson Rudnick Investment Management LLC | 7.77M | $515.14M |
| 7 | Invesco Ltd. | 5.05M | $334.83M |
| 8 | First Trust Advisors LP | 3.97M | $263.33M |
| 9 | Wells Fargo & Company/Mn | 3.79M | $251.18M |
| 10 | Dimensional Fund Advisors LP | 3.77M | $249.76M |