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Disclosery

WHITE MOUNTAINS INSURANCE GROUP LTD

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13F filer, CIK 776867, Hanover, NH

WHITE MOUNTAINS INSURANCE GROUP LTD reported $426,155,380 across 2 holdings for the quarter ended 2024-12-31, in a 13F-HR filed 2025-02-12.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001104659-25-012202

Period
2024-12-31
Reported value
$426M
Holdings
2
Top 10 weight
100%
New
0
Sold out
0

Holdings, Q4 2024

Share positions as resolved from 13F-HR 0001104659-25-012202, largest first. % of portfolio is the value over $426,155,380, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
SPYSTATE STR SPDR S&P 500 ETF TQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 383,146 shares; 2024Q4: 383,146 shares 383,146$225M52.69%0Timeline
MAXMEDIAALPHA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q1: restricted; 2023Q2: restricted; 2023Q3: restricted; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 17,856,614 shares; 2024Q4: 17,856,614 shares 17,856,614$202M47.31%0Timeline

How Q4 2024 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0001104659-25-012202 base2025-02-12acceptance time not in the bulk data set