Who owns White Mountains Insurance Gp?
- Ticker: WTM
- CUSIP Number: G9618E107
Tip: Access positions for across all investors
Analyze quarterly positions in White Mountains Insurance Gp with up to 7 years of data, all consolidated into one spreadsheet
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Top investors of White Mountains Insurance Gp stock
Who bought or sold White Mountains Insurance Gp this quarter?
| Fund or Company Name | Shares Held | Valued At | Change in Shares | As Of | Actions |
|---|---|---|---|---|---|
| Dimensional Fund Advisors | 157k | $344M | 0% | Mar 2026 |
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| Neuberger Berman Group | 125k | $274M | -4% | Mar 2026 |
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| River Road Asset Management | 116k | $240M | -4% | Jun 2026 |
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| Vanguard Portfolio Management | 116k | $254M | 100% | Mar 2026 |
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| BlackRock | 113k | $249M | 1% | Mar 2026 |
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| Vanguard Capital Management | 109k | $240M | 100% | Mar 2026 |
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| Cooke & Bieler | 105k | $230M | -2% | Mar 2026 |
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| Hanna Zanoni | 105k | $230M | -3% | Mar 2026 |
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| Fiduciary Management | 85k | $187M | -6% | Mar 2026 |
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| Wallace Capital Management | 79k | $173M | -2% | Mar 2026 |
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| Morgan Stanley | 59k | $130M | -28% | Mar 2026 |
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| Robeco Investment Management | 58k | $127M | -25% | Mar 2026 |
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| London Company | 57k | $126M | -3% | Mar 2026 |
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| State Street Corporation | 49k | $108M | -3% | Mar 2026 |
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| Reinhart Mahoney Capital Management | 45k | $92M | 19% | Jun 2026 |
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| Geode Capital Management | 42k | $93M | 1% | Mar 2026 |
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| Jeffrey L. Gendell | 38k | $83M | 16% | Mar 2026 |
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| Lord, Abbett & Co | 33k | $73M | -2% | Mar 2026 |
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| Bank of America Corporation | 28k | $62M | 100% | Mar 2026 |
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| Spears Abacus Advisors | 28k | $62M | 0% | Mar 2026 |
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| Charles Schwab Investment Management | 24k | $53M | 4% | Mar 2026 |
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| Raymond James Financial | 24k | $53M | 0% | Mar 2026 |
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| Mraz, Amerine & Associates | 22k | $46M | 0% | Jun 2026 |
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| Southeastern Asset Management | 19k | $41M | -40% | Mar 2026 |
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| Allspring Global Investments Holdings | 19k | $41M | -8% | Mar 2026 |
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| Brown Advisory Holdings Incorporated | 18k | $39M | -6% | Mar 2026 |
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| Goldman Sachs Group | 16k | $35M | 200% | Mar 2026 |
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| Envestnet Asset Management | 16k | $34M | -1% | Mar 2026 |
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| Northern Trust | 16k | $34M | -7% | Mar 2026 |
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| Vanguard Fiduciary Trust | 15k | $33M | 100% | Mar 2026 |
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| Wellington Management Company | 15k | $33M | -7% | Mar 2026 |
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| Boussard & Gavaudan Investment Management | 14k | $31M | 100% | Mar 2026 |
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| Jane Street | 14k | $30M | 709% | Mar 2026 |
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| Horizon Kinetics Asset Management | 13k | $29M | 0% | Mar 2026 |
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| Elkhorn Partners Limited Partnership | 13k | $28M | -7% | Mar 2026 |
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| Victory Capital Management | 11k | $25M | 77% | Mar 2026 |
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| Sei Investments | 11k | $24M | 40% | Mar 2026 |
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| Susquehanna International | 11k | $24M | 8207% | Mar 2026 |
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| Select Equity | 11k | $23M | -46% | Mar 2026 |
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| UBS Group | 10k | $23M | 74% | Mar 2026 |
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| Quantinno Capital Management | 9.8k | $22M | 35% | Mar 2026 |
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| Speece Thorson Capital Group | 9.4k | $21M | -12% | Mar 2026 |
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| Gotham Asset Management | 9.0k | $20M | 35% | Mar 2026 |
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| D. E. Shaw & Co | 8.9k | $20M | 4% | Mar 2026 |
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| Wells Fargo & Company | 8.8k | $19M | -4% | Mar 2026 |
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| Bank of New York Mellon | 8.4k | $19M | -4% | Mar 2026 |
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| American Century Companies | 8.3k | $18M | 828% | Mar 2026 |
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| Jennifer Ranahan | 7.9k | $17M | -8% | Mar 2026 |
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| Ubs Global Asset Management Americas | 7.8k | $17M | 2% | Mar 2026 |
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| AQR Capital Management | 7.7k | $17M | 73% | Mar 2026 |
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| Thompson, Siegel, & Walmsley | 7.2k | $16M | -19% | Mar 2026 |
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| Bnp Paribas Arbitrage, Snc | 6.6k | $15M | 98% | Mar 2026 |
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| Royce & Associates | 6.5k | $14M | 9% | Mar 2026 |
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| CalPERS | 6.4k | $14M | -4% | Mar 2026 |
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| Hotchkis and Wiley Capital Management | 6.0k | $13M | -10% | Mar 2026 |
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| WCM Investment Management | 6.0k | $13M | -44% | Mar 2026 |
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| Williams Jones Wealth Management | 5.2k | $11M | 0% | Mar 2026 |
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| Swiss National Bank | 5.0k | $11M | -1% | Mar 2026 |
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| Franklin Resources | 4.8k | $11M | 1100% | Mar 2026 |
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| Nuveen | 4.3k | $9.5M | 24% | Mar 2026 |
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| Phocas Financial | 4.3k | $9.4M | -22% | Mar 2026 |
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| Rhumbline Advisers | 4.1k | $9.1M | -1% | Mar 2026 |
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| Creative Planning | 4.0k | $8.9M | 19% | Mar 2026 |
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| Marshall Wace | 3.9k | $8.5M | 253% | Mar 2026 |
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| Lee, Danner & Bass | 3.2k | $7.0M | 3% | Mar 2026 |
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| Edgestream Partners | 3.1k | $6.9M | 492% | Mar 2026 |
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| First Trust Advisors | 3.1k | $6.7M | -33% | Mar 2026 |
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| Invesco | 3.0k | $6.5M | -1% | Mar 2026 |
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| California State Teachers Retirement System | 2.9k | $6.3M | 18% | Mar 2026 |
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| Ameriprise Financial | 2.9k | $6.3M | -6% | Mar 2026 |
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| Renaissance Technologies | 2.6k | $5.7M | 74% | Mar 2026 |
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| Citadel Advisors | 2.6k | $5.7M | 118% | Mar 2026 |
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| New York State Common Retirement Fund | 2.5k | $5.5M | 0% | Mar 2026 |
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| Triad Investment Management | 2.5k | $5.5M | -1% | Mar 2026 |
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| Mml Investors Services | 2.5k | $5.4M | -16% | Mar 2026 |
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| Legal & General Group | 2.4k | $5.3M | -21% | Mar 2026 |
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| Hrt Financial | 2.4k | $5.2M | 1686% | Mar 2026 |
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| Vanguard Asset Management | 2.3k | $5.1M | 100% | Mar 2026 |
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| Florida State Board of Administration | 2.3k | $5.0M | -19% | Mar 2026 |
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| Dark Forest Capital Management | 2.3k | $5.0M | -38% | Mar 2026 |
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| Robeco Institutional Asset Management B V | 2.2k | $4.8M | 250% | Mar 2026 |
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| Davenport & Co | 2.1k | $4.7M | 0% | Mar 2026 |
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| Bradley, Foster & Sargent | 2.0k | $4.4M | -63% | Mar 2026 |
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| Arrowstreet Capital, Limited Partnership | 1.9k | $4.2M | 136% | Mar 2026 |
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| Parsons Capital Management | 1.9k | $4.1M | 1% | Mar 2026 |
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| HPM Partners | 1.9k | $4.1M | -47% | Mar 2026 |
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| Union Bankshares | 1.8k | $3.9M | 0% | Mar 2026 |
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| Agf Management | 1.7k | $3.7M | 21% | Mar 2026 |
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| Regency Capital Management | 1.5k | $3.4M | -6% | Mar 2026 |
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| Oppenheimer Asset Management | 1.5k | $3.3M | -1% | Mar 2026 |
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| HighTower Advisors | 1.4k | $3.2M | 0% | Mar 2026 |
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| Citigroup | 1.4k | $3.1M | 100% | Mar 2026 |
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| CI Private Wealth | 1.4k | $3.0M | 54% | Mar 2026 |
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| LPL Financial | 1.4k | $3.1M | -29% | Mar 2026 |
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| Toroso Investments | 1.3k | $3.0M | 561% | Mar 2026 |
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| Stifel Financial | 1.3k | $2.8M | -1% | Mar 2026 |
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| Empowered Funds | 1.3k | $2.8M | 100% | Mar 2026 |
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| Captrust Financial Advisors | 1.2k | $2.7M | 75% | Mar 2026 |
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| Quadrature Capital | 1.2k | $2.7M | 237% | Mar 2026 |
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| Royal Bank of Canada | 1.2k | $2.6M | 100% | Mar 2026 |
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| Northern Oak Capital Management | 1.2k | $2.6M | 0% | Mar 2026 |
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| Pecaut & Co. | 1.2k | $2.6M | 0% | Mar 2026 |
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| Russell Investments | 1.1k | $2.5M | 188% | Mar 2026 |
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| State of New Jersey Common Pension Fund D | 1.1k | $2.5M | 0% | Mar 2026 |
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| Colony | 1.1k | $3.8M | -30% | Mar 2026 |
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| Henderson Group | 1.1k | $2.5M | 100% | Mar 2026 |
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| Police & Firemen's Retirement System of New Jersey | 1.1k | $2.4M | 1% | Mar 2026 |
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| Autumn Glory Partners | 1.1k | $2.4M | 0% | Mar 2026 |
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| Treasurer of the State of North Carolina | 1.1k | $2.3M | 2% | Mar 2026 |
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| Leuthold Weeden Capital Management | 1.1k | $2.3M | -6% | Mar 2026 |
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| Harbor Capital Advisors | 1.0k | $2.3M | 20% | Mar 2026 |
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| Qube Research & Technologies | 1.0k | $2.2M | 91% | Mar 2026 |
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| O'shaughnessy Asset Management | 1.0k | $2.2M | 8% | Mar 2026 |
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| Vanguard Global Advisers | 1.0k | $2.2M | 100% | Mar 2026 |
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| Alliancebernstein | 953.00 | $2.0M | 18% | Mar 2026 |
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| TD Asset Management | 932.00 | $2.0M | -7% | Mar 2026 |
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| Brave Asset Management | 924.00 | $1.9M | 0% | Jun 2026 |
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| Capula Management | 921.00 | $2.0M | 100% | Mar 2026 |
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| Zurcher Kantonalbank | 913.00 | $2.0M | 0% | Mar 2026 |
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| Aquatic Capital Management | 912.00 | $2.0M | -23% | Mar 2026 |
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| FMR | 905.00 | $2.0M | -4% | Mar 2026 |
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| Handelsbanken Fonder AB | 880.00 | $1.8M | 0% | Jun 2026 |
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| Mercer Global Advisors | 866.00 | $1.9M | 21% | Mar 2026 |
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| Equitable Trust | 830.00 | $1.8M | -1% | Mar 2026 |
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| Private Management Group | 823.00 | $1.8M | 13% | Mar 2026 |
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| Sequoia Financial Advisors | 810.00 | $1.7M | -2% | Jun 2026 |
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| Ethic | 800.00 | $1.8M | 19% | Mar 2026 |
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| Teachers Retirement System Of The State Of Kentucky | 767.00 | $1.7M | 0% | Mar 2026 |
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| Summit Trail Advisors | 760.00 | $1.7M | 27% | Mar 2026 |
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| Ohio Pers | 751.00 | $1.6M | -3% | Mar 2026 |
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| NISA Investment Advisors | 738.00 | $1.6M | 1% | Mar 2026 |
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| Fieldview Capital Management | 729.00 | $1.6M | 100% | Mar 2026 |
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| Farther Finance Advisors | 723.00 | $1.5M | 10% | Jun 2026 |
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| Park Avenue Securities | 703.00 | $1.5M | -8% | Mar 2026 |
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| Arizona State Retirement System | 699.00 | $1.5M | -3% | Mar 2026 |
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| Brandes Investment Partners | 698.00 | $1.5M | 5% | Mar 2026 |
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| Yale Capital Corp. | 687.00 | $1.5M | 0% | Mar 2026 |
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| Branch Banking & Trust Company | 684.00 | $1.5M | -7% | Mar 2026 |
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| Advisor Group Holdings | 650.00 | $1.4M | 59% | Mar 2026 |
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| Vanguard Investments Australia | 623.00 | $1.4M | 100% | Mar 2026 |
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| Nelson, Van Denburg & Campbell Wealth Management | 619.00 | $1.3M | 0% | Jun 2026 |
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| Amundi | 615.00 | $1.4M | 100% | Mar 2026 |
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| Manufacturers Life Insurance Company | 614.00 | $1.3M | 11% | Mar 2026 |
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| Mariner Wealth Advisors | 607.00 | $1.3M | 51% | Mar 2026 |
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| Wiley Bros.-aintree Capital | 598.00 | $1.3M | -6% | Mar 2026 |
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| The Allstate Corporation | 581.00 | $1.3M | 100% | Mar 2026 |
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| Amg National Trust Bank | 571.00 | $1.3M | -4% | Mar 2026 |
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| Klp Kapitalforvaltning As | 565.00 | $1.2M | -5% | Mar 2026 |
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| Sendero Wealth Management | 562.00 | $1.2M | 0% | Mar 2026 |
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| Pnc Financial Services | 546.00 | $1.2M | 2% | Mar 2026 |
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| Barclays | 535.00 | $1.2M | -4% | Mar 2026 |
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| Regions Bank | 517.00 | $1.1M | -35% | Mar 2026 |
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| Jain Global | 396.00 | $870k | -29% | Mar 2026 |
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| Millennium Management | 387.00 | $850k | -55% | Mar 2026 |
|
Who sold out of White Mountains Insurance Gp?
| Fund or Company Name | Date Sold | Shares Held | Valued At |
|---|---|---|---|
| Norges Bank Investment Management | Dec 2025 | 32k | $67M |
| Forum Financial Management | Dec 2025 | 2.0k | $4.2M |
| Diversified Management | Mar 2026 | 1.2k | $2.5M |
| Holocene Advisors | Dec 2025 | 998.00 | $2.1M |
| Squarepoint Ops | Dec 2025 | 706.00 | $1.5M |
| Jump Financial | Dec 2025 | 658.00 | $1.4M |
| Luther King Capital Management Corporation | Dec 2025 | 560.00 | $1.2M |