WTM insider trading
Open-market stock trades by White Mountains (WTM) executives and directors: who bought or sold, how many shares, at what price and when.
WTM insider trades
| Date | Insider | Role | Trade | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Dec 19, 2025 | CAMPBELL REID TARLTON | director | Sell | 5,000 | $2,050.00 | $10.25M |
| Dec 19, 2025 | CAMPBELL REID TARLTON | director | Sell | 5,000 | – | $0.00 |
| Dec 19, 2025 | Rountree George Manning | Chief Executive Officer | Sell | 5,000 | $2,050.00 | $10.25M |
| Dec 16, 2025 | Gelston Philip A | director | Sell | 165 | $2,048.51 | $338.00K |
| Nov 17, 2023 | Hicks Weston M | director | Buy | 238 | $1,484.96 | $353.42K |
| Nov 17, 2023 | Hicks Weston M | director | Buy | 11 | $1,483.43 | $16.32K |
| Nov 17, 2023 | Hicks Weston M | director | Buy | 579 | $1,479.88 | $856.85K |
| Nov 17, 2023 | Hicks Weston M | director | Buy | 120 | $1,476.74 | $177.21K |
| Nov 17, 2023 | Hicks Weston M | director | Buy | 52 | $1,476.15 | $76.76K |
- WTM insiders bought $1.48M and sold $20.84M in open-market trades over their last 9 filings.
Updated 2026-11-02 17:53 UTC