MITSUI SUMITOMO INSURANCE CO LTD

Insider Reports History

Location
Tokyo, Japan
Signature
MITSUI SUMITOMO INSURANCE CO., LTD., By: /s/ Hironori Morimoto, Name: Hironori Morimoto, Title: Authorized Signatory
All insider transactions
Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by MITSUI SUMITOMO INSURANCE CO LTD:

Company Role Class Num Shares Value Price $ Report Date Ownership
BERKLEY W R CORP 10%+ Owner Common Stock 58,780,450 $4,262,981,599 $72.52 03 Mar 2026 Direct

Insider Reports Filed by MITSUI SUMITOMO INSURANCE CO LTD

Symbol Company Period Transactions Value $ Form Type Role Filing Time
WRB BERKLEY W R CORP 02 Mar 2026 4 +$18,745,005 4 10%+ Owner 03 Mar 2026, 20:00
WRB BERKLEY W R CORP 26 Feb 2026 3 +$21,494,315 4 10%+ Owner 27 Feb 2026, 19:30
WRB BERKLEY W R CORP 23 Feb 2026 6 +$39,381,432 4 10%+ Owner 25 Feb 2026, 20:02
WRB BERKLEY W R CORP 20 Feb 2026 3 +$35,744,460 4 10%+ Owner 20 Feb 2026, 19:34
WRB BERKLEY W R CORP 17 Feb 2026 3 +$40,166,492 4 10%+ Owner 18 Feb 2026, 18:30
WRB BERKLEY W R CORP 12 Feb 2026 5 +$2,837,252 4 10%+ Owner 13 Feb 2026, 20:30
WRB BERKLEY W R CORP 09 Feb 2026 7 +$6,828,152 4 10%+ Owner 11 Feb 2026, 20:30
WRB BERKLEY W R CORP 05 Feb 2026 4 +$2,835,251 4 10%+ Owner 06 Feb 2026, 20:46
WRB BERKLEY W R CORP 02 Feb 2026 6 +$21,451,897 4 10%+ Owner 04 Feb 2026, 19:45
WRB BERKLEY W R CORP 29 Jan 2026 3 +$33,087,353 4 10%+ Owner 30 Jan 2026, 19:30
WRB BERKLEY W R CORP 26 Jan 2026 9 +$69,297,690 4 10%+ Owner 28 Jan 2026, 20:30
WRB BERKLEY W R CORP 22 Jan 2026 3 +$46,898,492 4 10%+ Owner 23 Jan 2026, 19:30
WRB BERKLEY W R CORP 20 Jan 2026 4 +$42,612,018 4 10%+ Owner 21 Jan 2026, 19:30
WRB BERKLEY W R CORP 15 Jan 2026 4 +$36,644,801 4 10%+ Owner 16 Jan 2026, 19:00
WRB BERKLEY W R CORP 12 Jan 2026 5 +$55,622,807 4 10%+ Owner 14 Jan 2026, 21:36
WRB BERKLEY W R CORP 08 Jan 2026 6 +$32,640,884 4 10%+ Owner 09 Jan 2026, 20:00
WRB BERKLEY W R CORP 05 Jan 2026 7 +$47,416,247 4 10%+ Owner 07 Jan 2026, 19:30
WRB BERKLEY W R CORP 30 Dec 2025 3 +$47,167,124 4 10%+ Owner 02 Jan 2026, 19:00
WRB BERKLEY W R CORP 23 Dec 2025 5 +$62,037,866 4 10%+ Owner 29 Dec 2025, 19:00
WRB BERKLEY W R CORP 18 Dec 2025 4 +$42,548,370 4 10%+ Owner 22 Dec 2025, 20:45
WRB BERKLEY W R CORP 04 Dec 2025 0 $0 3 10%+ Owner 11 Dec 2025, 17:05