WHITE MOUNTAINS INSURANCE GROUP LTD
Insider transactions at 1 company
This page shows all SEC Form 4 filings attributed to WHITE MOUNTAINS INSURANCE GROUP LTD. Form 4 disclosures are required whenever a corporate insider — director, officer, or 10%+ shareholder — buys, sells, or receives company stock. Each row represents a separate reported transaction. All data is sourced directly from the SEC EDGAR public database.
| Company | Title | Type | Shares | Price | Value | Date |
|---|---|---|---|---|---|---|
| MAX | Sale | 5,000,200 | $19.00 | $95,003,800 | May 7, 2024 | |
| MAX | Sale | 3,592,204 | $46.00 | $165,241,384 | Mar 23, 2021 | |
| MAX | Sale | 3,609,894 | $19.00 | $68,587,986 | Oct 30, 2020 | |
| 0001369817 | Disposition | 71,754,738 | $18.10 | $1,298,760,758 | Sep 28, 2017 | |
| 0001403385 | Disposition | 20,562,379 | $32.00 | $657,996,128 | Feb 1, 2016 | |
| 0001403385 | Other | 513,500 | — | — | Jun 30, 2015 | |
| 0001403385 | X | 9,487,872 | $11.49 | $109,015,649 | Jun 20, 2013 | |
| 0001369817 | Sale | 645,262 | $25.85 | $16,680,023 | Mar 15, 2007 | |
| 0001369817 | Sale | 27,600,000 | $23.56 | $650,256,000 | Nov 14, 2006 | |
| 0001165880 | Sale | 5,370,150 | $19.40 | $104,180,910 | Sep 27, 2006 |