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    PUBLIC DOCUMENT COUNT:		83
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    ITEM INFORMATION:		Regulation FD Disclosure
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20250606
    DATE AS OF CHANGE:		20250606

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			WHITE MOUNTAINS INSURANCE GROUP LTD
    		CENTRAL INDEX KEY:			0000776867
    		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
    		ORGANIZATION NAME:           	02 Finance
    		EIN:				942708455
    		STATE OF INCORPORATION:			D0
    		FISCAL YEAR END:			1231

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    		SEC ACT:		1934 Act
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    		FILM NUMBER:		251028912

    	BUSINESS ADDRESS:
    		STREET 1:		23 SOUTH MAIN STREET
    		STREET 2:		SUITE 3B
    		CITY:			HANOVER
    		STATE:			NH
    		ZIP:			03755
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    		STREET 2:		SUITE 3B
    		CITY:			HANOVER
    		STATE:			NH
    		ZIP:			03755

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	WHITE MOUNTAINS INSURANCE GROUP INC
    		DATE OF NAME CHANGE:	19990603

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	FUND AMERICAN ENTERPRISES HOLDINGS INC
    		DATE OF NAME CHANGE:	19920703

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    		DATE OF NAME CHANGE:	19920701
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