WHITE MOUNTAINS INSURANCE GROUP LTD - WTM
Insiders (Form 4) · last 180 days · showing up to 200 transactions
· Form 144 is shown in the SEC filings tab
· Updating…
Visible: 0
Transaction codes:
P = Open-market purchase ·
S = Open-market sale ·
A = Grant/award ·
M = Exercise/conversion of derivative ·
G = Gift ·
F = Tax withholding ·
J = Other ·
A/D:
A = Acquired (buy/receive) ·
D = Disposed (sell/give)
| Filed | Owner | Title | Code | A/D | Shares | Price | Value | Shares after | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Mar 20, 2026 | EVP & General Counsel | G | D | 50.0 | 0.0 | 0.0 | 17,857.0 | View | |
| Mar 05, 2026 | — | G | D | 225.0 | 0.0 | 0.0 | 1,879.0 | View | |
| Feb 27, 2026 | Chief Financial Officer | A | A | 500.0 | 0.0 | 0.0 | 1,200.0 | View | |
| Feb 27, 2026 | MD & Chief Accounting Officer | A | A | 600.0 | 0.0 | 0.0 | 1,825.0 | View | |
| Feb 27, 2026 | President | A | A | 775.0 | 0.0 | 0.0 | 2,675.0 | View | |
| Feb 27, 2026 | Chief Executive Officer | A | A | 1,500.0 | 0.0 | 0.0 | 3,650.0 | View | |
| Feb 27, 2026 | EVP & General Counsel | A | A | 775.0 | 0.0 | 0.0 | 2,500.0 | View | |
| Jan 05, 2026 | MD & Chief Accounting Officer | F | D | 274.0 | 2,078.03 | 569,380.22 | 2,491.0 | View | |
| Jan 02, 2026 | Chief Financial Officer | F | D | 131.0 | 2,078.03 | 272,221.93 | 772.0 | View | |
| Jan 02, 2026 | EVP & General Counsel | F | D | 398.0 | 2,078.03 | 827,055.94 | 17,907.0 | View | |
| Jan 02, 2026 | Chief Executive Officer | F | D | 425.0 | 2,078.03 | 883,162.75 | 1,655.0 | View | |
| Dec 23, 2025 | MD & Chief Accounting Officer | G | D | 60.0 | 0.0 | 0.0 | 2,165.0 | View | |
| Dec 22, 2025 | — | S | D | 5,000.0 | 0.0 | 0.0 | 10,440.0 | View | |
| Dec 22, 2025 | — | S | D | 5,000.0 | 2,050.0 | 10,250,000.0 | 10,440.0 | View | |
| Dec 22, 2025 | Chief Executive Officer | S | D | 5,000.0 | 2,050.0 | 10,250,000.0 | 13,809.0 | View | |
| Dec 16, 2025 | — | S | D | 165.0 | 2,048.51 | 338,004.15 | 1,568.0 | View | |
| Nov 26, 2025 | — | G | D | 50.0 | 0.0 | 0.0 | 15,440.0 | View | |
| Nov 10, 2025 | — | G | D | 4.0 | 0.0 | 0.0 | 2,104.0 | View |