Harrison Giles E (CIK 2019288) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-27). Recent activity: Buy WTM (775 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-27 | WHITE MOUNTAINS INSURANCE GROUP LTD (WTM) | President | Buy | 775 | $0 |
Source: SEC Form 4 filings · as of 2026-02-27