GREENWICH, CT
BERKLEY W R CORPWRB— Latest position per institution from SEC 13F filings
15
Institutional holders
271.63M
Total shares held
17.12B
Estimated value
13.58M
Avg. position size
MITSUI SUMITOMO INSURANCE CO LTD
CIK 1142206
Shares
58.78M
Value
4.15B
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
37.03M
Value
2.60B
Filed
Dec 31, 2025
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
22.45M
Value
318.38K
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
21.93M
Value
1.55B
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
18.69M
Value
1.32B
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
15.82M
Value
1.24B
Filed
Jun 30, 2024
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
14.55M
Value
1.03B
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
14.13M
Value
1B
Filed
Jun 30, 2026
ATLANTA CAPITAL MANAGEMENT CO L L C
CIK 1027817
Shares
9.03M
Value
582.85K
Filed
Sep 30, 2022
JEFFERIES FINANCIAL GROUP INC.
CIK 96223
Shares
8.91M
Value
682.82M
Filed
Sep 30, 2025
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
8.27M
Value
588.46M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
8.25M
Value
582.07M
Filed
Jun 30, 2026
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
CIK 1021223
Shares
6.38M
Value
449.77M
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
5.03M
Value
354.64M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
4.16M
Value
293.28M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
4.04M
Value
285.09M
Filed
Jun 30, 2026
WELLS FARGO & COMPANY/MN
CIK 72971
Shares
3.72M
Value
262.44M
Filed
Jun 30, 2026
AQR CAPITAL MANAGEMENT LLC
CIK 1167557
Shares
3.68M
Value
259.56M
Filed
Jun 30, 2026
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
3.62M
Value
255.66M
Filed
Jun 30, 2026
NORGES BANK
CIK 1374170
Shares
3.15M
Value
222.07M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MITSUI SUMITOMO INSURANCE CO LTD | 1142206 | 58.78M | 4.15B | Jun 30, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 37.03M | 2.60B | Dec 31, 2025 |
| 3 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 22.45M | 318.38K | Jun 30, 2026 |
| 4 | BLACKROCK, INC. | 2012383 | 21.93M | 1.55B | Jun 30, 2026 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 18.69M | 1.32B | Jun 30, 2026 |
| 6 | BLACKROCK FINANCE, INC. | 1364742 | 15.82M | 1.24B | Jun 30, 2024 |
| 7 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 14.55M | 1.03B | Jun 30, 2026 |
| 8 | STATE STREET CORP | 93751 | 14.13M | 1B | Jun 30, 2026 |
| 9 | ATLANTA CAPITAL MANAGEMENT CO L L C | 1027817 | 9.03M | 582.85K | Sep 30, 2022 |
| 10 | JEFFERIES FINANCIAL GROUP INC. | 96223 | 8.91M | 682.82M | Sep 30, 2025 |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 8.27M | 588.46M | Jun 30, 2026 |
| 12 | MORGAN STANLEY | 895421 | 8.25M | 582.07M | Jun 30, 2026 |
| 13 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 1021223 | 6.38M | 449.77M | Jun 30, 2026 |
| 14 | INVESCO LTD. | 914208 | 5.03M | 354.64M | Jun 30, 2026 |
| 15 | GOLDMAN SACHS GROUP INC | 886982 | 4.16M | 293.28M | Jun 30, 2026 |
| 16 | DIMENSIONAL FUND ADVISORS LP | 354204 | 4.04M | 285.09M | Jun 30, 2026 |
| 17 | WELLS FARGO & COMPANY/MN | 72971 | 3.72M | 262.44M | Jun 30, 2026 |
| 18 | AQR CAPITAL MANAGEMENT LLC | 1167557 | 3.68M | 259.56M | Jun 30, 2026 |
| 19 | FIRST TRUST ADVISORS LP | 1125816 | 3.62M | 255.66M | Jun 30, 2026 |
| 20 | NORGES BANK | 1374170 | 3.15M | 222.07M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.