MITSUI SUMITOMO INSURANCE CO LTD - Insider Non-Derivative Transactions at BERKLEY W R CORP (WRB) - (SEC)

Updated on March 12, 2026.

According to recent SEC insider information filed on Dec 29, 2025, MITSUI SUMITOMO INSURANCE CO LTD's relationship to BERKLEY W R CORP (WRB) is TenPercentOwner, and currently has 50,091,511 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other WRB insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

MITSUI SUMITOMO INSURANCE CO LTD - Insider Non-Derivative Transactions of WRB Common Stock

MITSUI SUMITOMO INSURANCE CO LTD - Insider Non-Derivative Transactions at WRB

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 30, 2025	P -- (Common Stock)	205000	70.77	50091511
Dec 27, 2025	P -- (Common Stock)	220000	70.56	49886511
Dec 25, 2025	P -- (Common Stock)	220000	70.51	49666511
Dec 24, 2025	P -- (Common Stock)	232546	70.31	49444484
Dec 24, 2025	P -- (Common Stock)	2027	71.15	49446511