WHITE MOUNTAINS INSURANCE GROUP LTD·4

Feb 27, 11:18 AM ET

Hildreth Michaela 4

4 · WHITE MOUNTAINS INSURANCE GROUP LTD · Filed Feb 27, 2026

Research Summary

AI-generated summary of this filing

Updated

White Mountains (WTM) MD/CAO Michaela Hildreth Receives Award

What Happened

  • Michaela Hildreth, Managing Director & Chief Accounting Officer of White Mountains Insurance Group Ltd. (WTM), received a restricted share award of 600 common shares on February 25, 2026. The shares were granted at $0.00 (no cash paid), so the reported acquisition value is $0. This was an equity compensation award (transaction code A), not an open-market purchase or sale.

Key Details

  • Transaction date: 2026-02-25; Filing date: 2026-02-27 (Form 4 filed timely).
  • Transaction type/code: Award/Grant (A).
  • Shares granted: 600 common shares; Price paid: $0.00; Reported acquisition value: $0.
  • Vesting: Per footnote F1, the restricted shares vest on January 1, 2029.
  • Shares owned after transaction: Not disclosed in the Form 4 filing.
  • Footnote: F1 confirms the grant is a restricted share award with the 01/01/2029 vesting date.

Context

  • Restricted share awards are typically part of executive compensation and vest over time; they do not represent an immediate market purchase or sale. Because these shares are subject to vesting, they may not be transferable or salable until vesting conditions are met. This transaction should be viewed as compensation-related rather than a direct signal of buying or selling intent.

Insider Transaction Report

Form 4
Period: 2026-02-25
Hildreth Michaela
MD & Chief Accounting Officer
Transactions
  • Award

    Common Shares (Restricted)

    [F1]
    2026-02-25+6001,825 total
Holdings
  • Common Shares

    2,491
  • Common Shares

    (indirect: By 401(k))
    20
Footnotes (1)
  • [F1]On February 25, 2026, the Reporting Person received a restricted share award of 600 Common Shares, which vests on January 1, 2029.
Signature
Wesley C Bell, by Power of Attorney|2026-02-25

Documents

1 file
  • 4
    form4.xmlPrimary

    STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES