Campbell Reid Tarlton
White Mountains Insurance Group Ltd · Director
Campbell Reid Tarlton is listed in filings as Director at White Mountains Insurance Group Ltd. This profile follows SEC Form 4 activity through May 22, 2026, including sale activity. Recent filings connect the profile to White Mountains Insurance Group Ltd (WTM). The current snapshot covers public activity from May 23, 2025 to May 22, 2026. Reported amounts are shown as $10.3M. The page organizes purchases, sales, issuer links, reported share activity, and filing evidence for review as public disclosure data.
Latest Trades
| Company | Value | Action | Price | Last Price |
|---|---|---|---|---|
| $10M5k shares | SellDec 19, 2025 | $2,050.00 | $2,196.48 | |
| Disclosure amount unavailable5k shares | SellDec 19, 2025 | -- | $2,196.48 |