| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director | President | EVP &Chief Financial Officer +2 more
1 company
Campbell Reid Tarlton is a Director at WHITE MOUNTAINS INSURANCE GROUP LTD. Recent SEC Form 4 filings include 0 buys and 1 sell.
Estimated insider holdings value: $21.4M based on current market prices.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 19, 2025 | WTM White Mountains Insurance Group Ltd | Director | Sell | 5,000 | $0.00 | - | -32.4% | +6.8% | - |