4//SEC Filing
MITSUI SUMITOMO INSURANCE CO LTD 4
Accession 0001193125-25-329220
CIK 0000011544other
Filed
Dec 21, 7:00 PM ET
Accepted
Dec 22, 8:45 PM ET
Size
13.5 KB
Accession
0001193125-25-329220
Insider Transaction Report
Form 4
MITSUI SUMITOMO INSURANCE CO LTD
10% Owner
Transactions
- Purchase
Common Stock
2025-12-18$69.38/sh+204,350$14,178,110→ 48,805,938 total - Purchase
Common Stock
2025-12-19$69.50/sh+204,000$14,178,612→ 49,009,938 total - Purchase
Common Stock
2025-12-22$69.97/sh+39,940$2,794,666→ 49,049,878 total - Purchase
Common Stock
2025-12-22$70.33/sh+162,060$11,396,983→ 49,211,938 total
MS&AD Insurance Group Holdings, Inc.
10% Owner
Transactions
- Purchase
Common Stock
2025-12-18$69.38/sh+204,350$14,178,110→ 48,805,938 total - Purchase
Common Stock
2025-12-19$69.50/sh+204,000$14,178,612→ 49,009,938 total - Purchase
Common Stock
2025-12-22$69.97/sh+39,940$2,794,666→ 49,049,878 total - Purchase
Common Stock
2025-12-22$70.33/sh+162,060$11,396,983→ 49,211,938 total
Footnotes (6)
- [F1]The purchases reported on this Form 4 were effected pursuant to a Rule 10b5-1 purchase plan, adopted October 3, 2025.
- [F2]The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $68.82 to $69.60. The Reporting Persons undertake to provide to W.R. Berkley Corporation (the "Issuer"), any security holder of the Issuer, or the staff of the U.S. Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in this footnote and in footnotes 4, 5 and 6.
- [F3]The shares are held directly by Mitsui Sumitomo Insurance Co., Ltd. ("MSI"). Because MSI is a wholly-owned subsidiary of MS&AD Insurance Group Holdings, Inc. ("MS&AD"), MS&AD may be deemed to beneficially own the reported securities. MS&AD expressly disclaims beneficial ownership of the reported securities, except to the extent of its pecuniary interest therein.
- [F4]The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $69.36 to $69.955.
- [F5]The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $69.23 to $70.1973.
- [F6]The price reported is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $70.20 to $70.64.
Documents
Issuer
BERKLEY W R CORP
CIK 0000011544
Entity typeother
IncorporatedJapan
Related Parties
1- filerCIK 0001142206
Filing Metadata
- Form type
- 4
- Filed
- Dec 21, 7:00 PM ET
- Accepted
- Dec 22, 8:45 PM ET
- Size
- 13.5 KB