Campbell Reid Tarlton's Form 4/A amendment
AmendedWhite Mountains Insurance Group Ltd (WTM) · filed Dec 22, 2025
- Accession no.
- 0000776867-25-000032
- Filed
- Dec 22, 2025
- Trade date
- Dec 19, 2025
- Filing delay
- 3 days
- Rule 10b5-1 plan
- Not checked
- Original filed
- Dec 22, 2025
This filing lists 1 non-derivative transaction. Open-market sales total $10.3M. It was filed 3 days after the trade.
This amendment replaces 0000776867-25-000030 (filed Dec 22, 2025).
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Campbell Reid TarltonCIK 0001378156 | Director |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 19, 2025 | Common Shares | SSaleDisposed | −5,000 | $2,050.00 | −$10,250,000 | 10,440 | Direct |
Footnotes
Livermore does not store Form 4 footnotes. For price ranges, how indirect holdings are held and trading plan details, read the original on SEC EDGAR.