Rountree George Manning (CIK 1457475) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2025-12-22). Recent activity: Sell WTM (5,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2025-12-22 | WHITE MOUNTAINS INSURANCE GROUP LTD (WTM) | Chief Executive Officer | Sell | 5,000 | $10.2M |
Source: SEC Form 4 filings · as of 2025-12-22