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| Keyboard |
| White Mountains Insurance Group Ltd
✚
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|
|---|---|
| CIK # | 0000776867 |
| Sector | Form 13F Holdings | Value ($M) | |
|---|---|---|---|
| Mediaalpha Inc | 166.1 | ||
| Holdings by Sector ($M) |
|---|
| EDGAR Form | CIK | 2011 - 2026 |
|---|---|---|
| 10-K | [0000776867] | |
| 10-Q | [0000776867] | |
| 13F-HR | [0000776867] | |
| 13F-NT | [0000776867] | |
| 3 | [0000776867] | |
| 4 | [0000776867] | |
| 5 | [0000776867] | |
| 8-K | [0000776867] | |
| SC 13D | [0000776867] | |
| SC 13G | [0000776867] |
| Insider Transaction (Form 3/4/5) | Date | Action | Shares | Price | Value ($) |
|---|---|---|---|---|---|
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2026-03-19 | Gift | 50 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2026-03-04 | Gift | 225 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares (restricted)
|
2026-02-25 | Grant | 775 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares (Restricted)
|
2026-02-25 | Grant | 1,500 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares (restricted)
|
2026-02-25 | Grant | 775 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares (Restricted)
|
2026-02-25 | Grant | 600 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares (Restricted)
|
2026-02-25 | Grant | 500 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2026-01-01 | Tax withheld | 398 | $2,078.03 | 827,056 |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2026-01-01 | Tax withheld | 274 | $2,078.03 | 569,380 |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2026-01-01 | Tax withheld | 131 | $2,078.03 | 272,222 |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2026-01-01 | Tax withheld | 425 | $2,078.03 | 883,163 |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-12-23 | Gift | 60 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-12-19 | Sell | 5,000 | $2,050.00 | 10,250,000 |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-12-19 | Sell | 5,000 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-12-16 | Sell | 165 | $2,048.51 | 338,004 |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-11-25 | Gift | 50 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-11-10 | Gift | 4 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-05-22 | Grant | 150 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-05-22 | Grant | 150 | $0.00 | |
|
White Mountains Insurance Group Ltd WTM
Common Shares
|
2025-05-22 | Grant | 150 | $0.00 | |
| showing 20 of 200 most recent transactions | |||||