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WHITE MOUNTAINS INSURANCE GROUP LTD (WTM)

Q1 2026 · 13F-HR

WHITE MOUNTAINS INSURANCE GROUP LTD (WTM)holdings as filed

Filed 2026-05-12 · accession 0001104659-26-059351

$313.4M
Reported value
2
Positions
2026-03-31
Period end
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The Brief · WHITE MOUNTAINS INSURANCE GROUP LTD (WTM) · Q1 2026

AI · grounded in 13F

WHITE MOUNTAINS INSURANCE GROUP LTD (WTM) increased its position in SPY by 403.33%. The fund added one new position to its portfolio. Total assets under management stood at $313,368,520 with two total positions held.

Holdings as filed

CUSIPTickerIssuerValue% port.SharesClassVoting
58450V104MAXMEDIAALPHA INC$166.1M53.0%17,856,614CommonSOLE
78462F103SPYSPDR S&P 500 ETF TR$147.3M47.0%226,500CommonSOLE

Source: SEC EDGAR · raw 13F holdings as filed. The Class column shows the option type when reported (Put/Call) or Common when the issuer's equity is held directly. 13F discloses long positions only.