Form SCHEDULE 13D - General Statement of Acquisition of Beneficial Ownership:
SEC Accession No. 0001193125-25-316177
Filing Date
2025-12-11
Accepted
2025-12-11 17:03:26
Documents
5

Document Format Files

Seq Description Document Type Size
1 primary_doc.html SCHEDULE 13D  
1 primary_doc.xml SCHEDULE 13D 27214
2 EX-99.1 ck0000000000-ex99_1.pdf EX-99.1 115673
3 EX-99.2 ck0000000000-ex99_2.pdf EX-99.2 150271
4 EX-99.4 ck0000000000-ex99_4.pdf EX-99.4 201609
5 EX-99.5 ck0000000000-ex99_5.pdf EX-99.5 185824
  Complete submission text file 0001193125-25-316177.txt   929680
Mailing Address 475 STEAMBOAT ROAD . GREENWICH CT 06830
Business Address 475 STEAMBOAT ROAD . GREENWICH CT 06830 2036293000
BERKLEY W R CORP (Subject) CIK: 0000011544 (see all company filings)

EIN.: 221867895 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SCHEDULE 13D | Act: 34 | File No.: 005-30068 | Film No.: 251565676
SIC: 6331 Fire, Marine & Casualty Insurance
(CF Office: 02 Finance)

Mailing Address 9, KANDA SURUGADAI 3-CHOME CHIYODA-KU TOKYO M0 101-8011
Business Address 9, KANDA SURUGADAI 3-CHOME CHIYODA-KU TOKYO M0 101-8011 81332593111
MITSUI SUMITOMO INSURANCE CO LTD (Filed by) CIK: 0001142206 (see all company filings)

EIN.: 000000000 | State of Incorp.: M0 | Fiscal Year End: 0331
Type: SCHEDULE 13D
SIC: 6331 Fire, Marine & Casualty Insurance
(CF Office: 02 Finance)