Who owns White Mountains Insurance Gp?

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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 159k $330M 1% Jun 2026
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Neuberger Berman Group 119k $247M -4% Jun 2026
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BlackRock 118k $244M 4% Jun 2026
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River Road Asset Management 116k $240M -4% Jun 2026
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Vanguard Portfolio Management 112k $232M -3% Jun 2026
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Vanguard Capital Management 108k $223M -2% Jun 2026
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Hanna Zanoni 102k $211M -3% Jun 2026
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Cooke & Bieler 85k $177M -19% Jun 2026
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Wallace Capital Management 80k $166M 2% Jun 2026
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Fiduciary Management 67k $138M -22% Jun 2026
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Morgan Stanley 59k $130M -28% Mar 2026
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Jeffrey L. Gendell 59k $123M 57% Jun 2026
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Robeco Investment Management 56k $113M -3% Jun 2026
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London Company 54k $112M -5% Jun 2026
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Geode Capital Management 49k $103M 17% Jun 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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Lord, Abbett & Co 33k $68M -1% Jun 2026
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American Century Companies 31k $65M 274% Jun 2026
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Norges Bank Investment Management 28k $58M 100% Jun 2026
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Spears Abacus Advisors 28k $57M -2% Jun 2026
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Bank of America Corporation 25k $52M -12% Jun 2026
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Charles Schwab Investment Management 24k $49M -3% Jun 2026
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Sixth Street Partners Management Company 24k $49M 100% Jun 2026
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Mraz, Amerine & Associates 22k $46M 0% Jun 2026
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Allspring Global Investments Holdings 18k $37M -3% Jun 2026
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Gotham Asset Management 18k $37M 98% Jun 2026
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Brown Advisory Holdings Incorporated 18k $37M -1% Jun 2026
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Jane Street 17k $36M 25% Jun 2026
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Southeastern Asset Management 17k $36M -9% Jun 2026
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UBS Group 16k $34M 55% Jun 2026
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Vanguard Fiduciary Trust 15k $32M 1% Jun 2026
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Raymond James Financial 15k $31M -38% Jun 2026
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Northern Trust 15k $30M -6% Jun 2026
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Wellington Management Company 15k $30M -2% Jun 2026
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Boussard & Gavaudan Investment Management 14k $31M 100% Mar 2026
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Envestnet Asset Management 14k $29M -11% Jun 2026
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Quantinno Capital Management 13k $26M 29% Jun 2026
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Elkhorn Partners Limited Partnership 12k $26M -3% Jun 2026
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Horizon Kinetics Asset Management 12k $25M -7% Jun 2026
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Goldman Sachs Group 12k $25M -23% Jun 2026
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Victory Capital Management 11k $22M -4% Jun 2026
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First Trust Advisors 11k $22M 247% Jun 2026
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Qube Research & Technologies 9.7k $20M 852% Jun 2026
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Speece Thorson Capital Group 9.2k $19M -2% Jun 2026
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Wells Fargo & Company 8.7k $18M -1% Jun 2026
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Bank of New York Mellon 8.4k $17M 0% Jun 2026
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Sei Investments 8.1k $17M -27% Jun 2026
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Jennifer Ranahan 7.8k $16M -1% Jun 2026
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Thompson, Siegel, & Walmsley 7.7k $16M 6% Jun 2026
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Arrowstreet Capital, Limited Partnership 7.3k $15M 281% Jun 2026
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Citadel Advisors 7.1k $15M 174% Jun 2026
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Hotchkis and Wiley Capital Management 6.8k $14M 12% Jun 2026
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Royce & Associates 6.8k $14M 5% Jun 2026
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Hrt Financial 6.8k $14M 185% Jun 2026
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D. E. Shaw & Co 6.6k $14M -26% Jun 2026
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Edgestream Partners 6.6k $14M 110% Jun 2026
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AQR Capital Management 5.5k $11M -30% Jun 2026
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Jpmorgan Chase & Co 5.4k $11M 100% Jun 2026
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CalPERS 5.2k $11M -18% Jun 2026
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Williams Jones Wealth Management 5.2k $11M 0% Jun 2026
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Swiss National Bank 4.8k $10M -4% Jun 2026
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Winmill & Co 4.8k $10M 100% Jun 2026
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Franklin Resources 4.2k $8.7M -13% Jun 2026
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Phocas Financial 4.1k $8.5M -5% Jun 2026
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Rhumbline Advisers 3.9k $8.1M -6% Jun 2026
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Creative Planning 3.9k $8.0M -5% Jun 2026
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Nuveen 3.7k $7.6M -15% Jun 2026
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Invesco 3.5k $7.3M 18% Jun 2026
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Lee, Danner & Bass 3.3k $6.7M 2% Jun 2026
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Ameriprise Financial 2.9k $5.9M 0% Jun 2026
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California State Teachers Retirement System 2.8k $5.7M -4% Jun 2026
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New York State Common Retirement Fund 2.5k $5.2M 1% Jun 2026
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Triad Investment Management 2.5k $5.1M -2% Jun 2026
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Vanguard Asset Management 2.4k $5.0M 3% Jun 2026
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Russell Investments 2.4k $4.9M 107% Jun 2026
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Florida State Board of Administration 2.4k $4.9M 4% Jun 2026
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Legal & General Group 2.3k $4.7M -6% Jun 2026
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T. Rowe Price Associates 2.2k $4.9M 11% Mar 2026
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Robeco Institutional Asset Management B V 2.2k $4.5M 0% Jun 2026
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Regency Capital Management 2.1k $4.4M 40% Jun 2026
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Davenport & Co 2.1k $4.4M 0% Jun 2026
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Bradley, Foster & Sargent 1.9k $3.9M -5% Jun 2026
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Parsons Capital Management 1.9k $3.9M 0% Jun 2026
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Lighthouse Investment Partners 1.9k $3.9M 100% Jun 2026
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HPM Partners 1.8k $3.7M -4% Jun 2026
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Union Bankshares 1.8k $3.7M 0% Jun 2026
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Mml Investors Services 1.7k $3.6M -29% Jun 2026
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Agf Management 1.7k $3.5M 0% Jun 2026
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XTX Topco 1.6k $3.4M 558% Jun 2026
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Toroso Investments 1.6k $3.3M 17% Jun 2026
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Colony 1.6k $3.2M 38% Jun 2026
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ExodusPoint Capital Management 1.4k $3.0M 100% Jun 2026
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Citigroup 1.4k $3.1M 100% Mar 2026
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Oppenheimer Asset Management 1.4k $2.8M -8% Jun 2026
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LPL Financial 1.3k $2.7M -6% Jun 2026
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HighTower Advisors 1.3k $2.7M -9% Jun 2026
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Royal Bank of Canada 1.2k $2.6M 4% Jun 2026
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Stifel Financial 1.2k $2.6M -5% Jun 2026
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WCM Investment Management 1.2k $2.5M -80% Jun 2026
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Northern Oak Capital Management 1.2k $2.4M 0% Jun 2026
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Bnp Paribas Arbitrage, Snc 1.2k $2.4M -82% Jun 2026
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Midwest Professional Planners 1.2k $2.4M 195% Jun 2026
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Pecaut & Co. 1.1k $2.4M -3% Jun 2026
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Walleye Trading Advisors 1.1k $2.3M 100% Jun 2026
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Jupiter Topco 1.1k $2.3M 100% Jun 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 $2.3M 3% Jun 2026
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Leuthold Weeden Capital Management 1.1k $2.3M 5% Jun 2026
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Autumn Glory Partners 1.1k $2.2M 0% Jun 2026
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Harbor Capital Advisors 1.1k $2.2M 4% Jun 2026
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Mercer Global Advisors 1.1k $2.2M 22% Jun 2026
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Treasurer of the State of North Carolina 1.0k $2.1M -3% Jun 2026
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Alliancebernstein 944.00 $2.1M -1% Jun 2026
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Vanguard Global Advisers 940.00 $1.9M -6% Jun 2026
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Captrust Financial Advisors 927.00 $1.9M -25% Jun 2026
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Brave Asset Management 924.00 $1.9M 0% Jun 2026
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State of New Jersey Common Pension Fund D 914.00 $1.9M -19% Jun 2026
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Squarepoint Ops 905.00 $1.9M 100% Jun 2026
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Handelsbanken Fonder AB 880.00 $1.8M 0% Jun 2026
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Ethic 860.00 $1.8M 8% Jun 2026
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Quadrature Capital 859.00 $1.8M -29% Jun 2026
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Zurcher Kantonalbank 851.00 $1.8M -7% Jun 2026
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Allianz Asset Management 844.00 $1.7M 100% Jun 2026
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O'shaughnessy Asset Management 841.00 $1.7M -17% Jun 2026
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Summit Trail Advisors 817.00 $1.7M 8% Jun 2026
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Sequoia Financial Advisors 810.00 $1.7M -2% Jun 2026
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Private Management Group 806.00 $1.7M -2% Jun 2026
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FMR 786.00 $1.6M -13% Jun 2026
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Teachers Retirement System Of The State Of Kentucky 767.00 $1.6M 0% Jun 2026
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NISA Investment Advisors 754.00 $1.6M 2% Jun 2026
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Farther Finance Advisors 723.00 $1.5M 10% Jun 2026
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Ohio Pers 721.00 $1.5M -4% Jun 2026
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Branch Banking & Trust Company 716.00 $1.5M 5% Jun 2026
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Brandes Investment Partners 701.00 $1.5M 0% Jun 2026
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Yale Capital Corp. 687.00 $1.4M 0% Jun 2026
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Park Avenue Securities 674.00 $1.4M -4% Jun 2026
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Arizona State Retirement System 664.00 $1.4M -5% Jun 2026
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Advisor Group Holdings 652.00 $1.4M 0% Jun 2026
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Ing Investment Management 645.00 $1.3M 172% Jun 2026
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Vident Advisory 635.00 $1.3M 100% Jun 2026
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Vanguard Investments Australia 622.00 $1.3M 0% Jun 2026
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Nelson, Van Denburg & Campbell Wealth Management 619.00 $1.3M 0% Jun 2026
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Manufacturers Life Insurance Company 617.00 $1.3M 0% Jun 2026
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CI Private Wealth 611.00 $1.3M -56% Jun 2026
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Worldquant Millennium Quantitative Strategies 591.00 $1.2M 100% Jun 2026
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Barclays 583.00 $1.2M 9% Jun 2026
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Klp Kapitalforvaltning As 565.00 $1.2M 0% Jun 2026
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Wiley Bros.-aintree Capital 551.00 $1.1M -8% Jun 2026
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B.O.S.S. Retirement Advisors 533.00 $1.1M 0% Jun 2026
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TD Asset Management 512.00 $1.1M -45% Jun 2026
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Pnc Financial Services 482.00 $999k -12% Jun 2026
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Sendero Wealth Management 481.00 $997k -14% Jun 2026
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The Allstate Corporation 433.00 $898k -25% Jun 2026
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Amundi 425.00 $881k -31% Jun 2026
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Aquatic Capital Management 361.00 $749k -60% Jun 2026
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Equitable Trust 242.00 $502k -71% Jun 2026
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Empowered Funds 103.00 $214k -92% Jun 2026
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Ubs Global Asset Management Americas 61.00 $127k -99% Jun 2026
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Who sold out of White Mountains Insurance Gp?

Fund or Company Name Date Sold Shares Held Valued At
Susquehanna International Mar 2026 11k $24M
Select Equity Mar 2026 11k $23M
Marshall Wace Mar 2026 3.9k $8.5M
Renaissance Technologies Mar 2026 2.6k $5.7M
Dark Forest Capital Management Mar 2026 2.3k $5.0M
Diversified Management Mar 2026 1.2k $2.5M
Capula Management Mar 2026 921.00 $2.0M
Fieldview Capital Management Mar 2026 729.00 $1.6M
Mariner Wealth Advisors Mar 2026 607.00 $1.3M
Amg National Trust Bank Mar 2026 571.00 $1.3M