InsiderTrades

Form 4 for WTM WHITE MOUNTAINS INSURANCE GROUP LTD

Accepted 2026-01-02 00:00:00 ET · period of report 2026-01-01 · accession 0000776867-26-000006 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
2026-01-02 2026-01-01 WTM Caffrey Liam P CEO F - Tax $2,078.03 -425 1,655 -20% -$883.2K

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Shares 2026-01-01 F D 425 $2,078.03 1,655 D — — (F1) On January 1, 2026, 1,250 restricted Common Shares became unrestricted. 425 of the Common Shares were withheld by the Company to satisfy the Reporting Person's tax obligations.