WHITE MOUNTAINS INSURANCE GROUP LTD reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Hanover, NH
SEC filing record 1 source field available
Fiscal year end
31 December
WHITE MOUNTAINS INSURANCE GROUP LTD has filed 1,753 SEC EDGAR filings since 09 Feb 1994

SEC filing history

Showing 126-150 of 1,000 matching filings.

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25
Current page
6
4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
24 May 2024
Reporting date
23 May 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
24 May 2024
Reporting date
23 May 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
24 May 2024
Reporting date
23 May 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
24 May 2024
Reporting date
23 May 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
24 May 2024
Reporting date
23 May 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
24 May 2024
Reporting date
23 May 2024
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SC 13D/A

AMENDMENT NO. 4

Filing date
09 May 2024
Reporting date
Not listed
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4 File 001-39671

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
09 May 2024
Reporting date
07 May 2024
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13F-HR File 028-01681

13F-HR filing

Filing date
09 May 2024
Reporting date
31 Mar 2024
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SC 13D/A

SC 13D/A

Filing date
03 May 2024
Reporting date
Not listed
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ARS File 001-08993

ARS

Filing date
04 Apr 2024
Reporting date
31 Dec 2023
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DEF 14A File 001-08993

FORM-DEF14A

Filing date
04 Apr 2024
Reporting date
23 May 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
21 Mar 2024
Reporting date
21 Mar 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
23 Feb 2024
Reporting date
22 Feb 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
23 Feb 2024
Reporting date
22 Feb 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
23 Feb 2024
Reporting date
22 Feb 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
23 Feb 2024
Reporting date
22 Feb 2024
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4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filing date
23 Feb 2024
Reporting date
22 Feb 2024
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SC 13G/A File 005-36786

SCHEDULE 13G/A

Filing date
13 Feb 2024
Reporting date
Not listed
SEC evidence
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