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White Mountains Insurance Group - Q4 2025 13F Filings

WH

White Mountains Insurance Group LTD

CIK: 0000776867
Address: New Hampshire Hanover 23 South Main Street Suite 3B
$261.93 M
Portfolio Value
2
Assets Held
Reporting Period: Q4 2025
Filing Status:
Active
Last Updated: 02/12/2026

Portfolio Summary (Q4 2025)

View Full Portfolio Analysis

Top Buys

Q4 2025

Top Sells

Q4 2025

No sell transactions available for this period

Asset Allocation

Stocks/ETFs
+28.90%
$261.93 M 100.00%
Options
$0 0.00%
Debt
$0 0.00%
Other
$0 0.00%

Sector Allocation (Stocks)

White Mountains Insurance Group Q4 2025 Filing Summary

White Mountains Insurance Group LTD filed its 13F report for Q4 2025 on February 12, 2026. The portfolio totaled 261.93 M reflecting a +28.90% change from the prior quarter, spanning 2 assets. The top 10 holdings comprised 100.0% of the portfolio, with Financials as the largest sector allocation. Quarterly activity included 1 new positions and 0 complete exits.

Report Type

Status

Data Summary

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Total Value:

Actions

Issuer Name Class Value Shares Option Type

FAQs for White Mountains Insurance Group’s Q4 2025 Filing

White Mountains Insurance Group submitted their Form 13F-HR for the Q4 2025 period on 02/12/2026. This was the only submission for the quarter.

In the Q4 2025 filing, White Mountains Insurance Group reported a managed portfolio value of 261.93 M, consisting of 2 individual positions.

This page displays the raw filing documents. To see which stocks White Mountains Insurance Group bought or sold during Q4 2025, please visit White Mountains Insurance Group's Portfolio Analysis page.