Insider Trading & Ownership of MITSUI SUMITOMO INSURANCE CO LTD

Location: Tokyo, Japan
Summary: The estimated value of insider holdings of MITSUI SUMITOMO INSURANCE CO LTD is at least $3,460,863,988 dollars as of 29 Dec 2025. MITSUI SUMITOMO INSURANCE CO LTD is the 10%+ Owner of BERKLEY W R CORP and owns shares of BERKLEY W R CORP (WRB) stock worth about $3,460,863,988.
Signature: MITSUI SUMITOMO INSURANCE CO., LTD., By: /s/ Hironori Morimoto, Name: Hironori Morimoto, Title: Authorized Signatory
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Ownership of MITSUI SUMITOMO INSURANCE CO LTD

Symbol	Company	Relationship	Holdings Value	Past Year Net Change	Change %	Report Period
WRB, WRB-PE	BERKLEY W R CORP	10%+ Owner	$3,460,863,988	+$42,548,370	+1.2%	23 Dec 2025

Sym	Company	Class	Transaction	%	Value $	* Price $	Shares	Shares After	Date	Ownership

* An asterisk sign (*) next to the price indicates that the price is likely invalid.