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White Mountains Insurance

318 hedge funds and large institutions have $4.38B invested in White Mountains Insurance in 2025 Q1 according to their latest regulatory filings, with 27 funds opening new positions, 101 increasing their positions, 106 reducing their positions, and 27 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
318
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
7
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
Puts
Net Calls
Net Calls Change