InsiderTrades

Tanner David Allen

SEC CIK 1318960 · EDGAR

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
WTMWHITE MOUNTAINS INSURANCE GROUP LTDDir 2,012 — — 82022-05-262026-08-31

Most active insiders at WTM, 12 months

#InsiderTitleBoughtSold
1 Rountree George ManningCEO, Dir —$10.25M
2 CAMPBELL REID TARLTONDir —$10.25M
3 Gelston Philip ADir —$338.0K
4 Chu JohnDir ——
5 Papamichael Michael ACFO ——
6 Harrison Giles EPres ——
7 Caffrey Liam PCEO, Dir ——
8 Hildreth MichaelaCAO, MD ——
9 Dillon MargaretDir ——
10 SHANK SUZANNE F.Dir ——
13 Tanner David AllenDir ——

Transactions 8

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-08-31 17:04 2026-08-31 WTM WHITE MOUNTAINS INSURANCE GROUP LTD Tanner David Allen Dir G - Gift $0.00 -2 2,012 -0.1% $0
2026-05-22 10:35 2026-05-21 WTM WHITE MOUNTAINS INSURANCE GROUP LTD Tanner David Allen Dir A - Grant $0.00 +135 2,014 +7% $0
2026-03-05 2026-03-04 WTM WHITE MOUNTAINS INSURANCE GROUP LTD Tanner David Allen Dir G - Gift $0.00 -225 1,879 -11% $0
2025-11-10 2025-11-10 WTM WHITE MOUNTAINS INSURANCE GROUP LTD Tanner David Allen Dir G - Gift $0.00 -4 2,104 -0.2% $0
2025-05-23 2025-05-22 WTM WHITE MOUNTAINS INSURANCE GROUP LTD Tanner David Allen Dir A - Grant $0.00 +150 2,108 +8% $0
2024-05-24 2024-05-23 WTM WHITE MOUNTAINS INSURANCE GROUP LTD Tanner David Allen Dir A - Grant $0.00 +165 1,958 +9% $0
2023-05-26 2023-05-25 WTM WHITE MOUNTAINS INSURANCE GROUP LTD Tanner David Allen Dir A - Grant $0.00 +180 1,793 +11% $0
2022-05-27 2022-05-26 WTM WHITE MOUNTAINS INSURANCE GROUP LTD Tanner David Allen Dir A - Grant $0.00 +225 1,613 +16% $0

Purchase Sale Sale after option exercise All abbreviations