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WHITE MOUNTAINS INSURANCE GROUP LTD

For the period ended Dec 31, 2023. Filed Feb 26, 2024.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2023 · Filed Feb 26, 2024

WTM$2,280.00+1.1%Stored close · as of Nov 10, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

Supplemental information concerning property-casualty insurance operations

SCHEDULE VI

SUPPLEMENTAL INFORMATION FOR PROPERTY AND CASUALTY INSURANCE UNDERWRITERS

(Millions)

Column A · Column B · Column C · Column D · Column E · Column F · Column G · Column H · Column I · Column J · Column K
Deferred acquisitioncosts · Reservesfor UnpaidClaims andClaims AdjustmentExpenses · Discount, if any, deducted inColumn C · UnearnedPremiums · EarnedPremiums · Net investmentincome · Claims and ClaimsAdjustment ExpensesIncurred Related to · Amortizationof deferredpolicy acquisitioncosts · PaidClaims andClaims AdjustmentExpenses · Premiumswritten
Affiliation withregistrant · CurrentYear · PriorYear
Ark/WM Outrigger:
2023$145.3$1,605.1—$743.6$1,409.7$61.4$706.9$19.9$273.1$407.9$1,520.9
2022127.21,296.5—623.21,043.416.3588.1(51.7)238.3257.51,195.2
2021100.8894.7—495.9637.32.9336.3(21.5)111.3105.5859.1

FS - 8

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.