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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$2,256.20+0.7%Stored close · as of Nov 9, 2026

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

See the whole filing, with its images and exhibits
Contents

ITEM 16. Form 10-K Summary

None.

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Company has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

WHITE MOUNTAINS INSURANCE GROUP, LTD.
Date:February 26, 2024By:/s/ MICHAELA J. HILDRETH
Michaela J. Hildreth
Managing Director and Chief Accounting Officer

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Company and in the capacities and on the dates indicated.

SignatureTitleDate
/s/ LIAM P. CAFFREYExecutive Vice President and Chief Financial Officer(Principal Financial Officer)February 26, 2024
Liam P. Caffrey
REID T. CAMPBELL*DirectorFebruary 26, 2024
Reid T. Campbell
PETER M. CARLSON*DirectorFebruary 26, 2024
Peter M. Carlson
MARY C. CHOKSI*DirectorFebruary 26, 2024
Mary C. Choksi
MARGARET DILLON*DirectorFebruary 26, 2024
Margaret Dillon
PHILIP A. GELSTON*DirectorFebruary 26, 2024
Philip A. Gelston
WESTON M. HICKS*ChairmanFebruary 26, 2024
Weston M. Hicks
/s/ MICHAELA J. HILDRETHManaging Director and Chief Accounting Officer (Principal Accounting Officer)February 26, 2024
Michaela J. Hildreth
/s/ G. MANNING ROUNTREEChief Executive Officer (Principal Executive Officer)February 26, 2024
G. Manning Rountree
SUZANNE F. SHANK*DirectorFebruary 26, 2024
Suzanne F. Shank
DAVID A. TANNER*DirectorFebruary 26, 2024
David A. Tanner
STEVEN M. YI*DirectorFebruary 26, 2024
Steven M. Yi
* By:/s/ G. MANNING ROUNTREE
G. Manning Rountree, Attorney-in-Fact

Index to Consolidated Financial Statements and Financial Statement Schedules

Consolidated financial statements:
Consolidated balance sheets as of December 31, 2023 and 2022F - 1
Consolidated statements of operations for each of the years ended December 31, 2023, 2022 and 2021F - 3
Consolidated statements of comprehensive income for each of the years ended December 31, 2023, 2022 and 2021F - 5
Consolidated statements of shareholders’ equity for each of the years ended December 31, 2023, 2022 and 2021F - 6
Consolidated statements of cash flows for each of the years ended December 31, 2023, 2022 and 2021F - 7
Notes to consolidated financial statementsF - 8
Other financial information:
Report of independent registered public accounting firm (PCAOB ID: 238)F - 74
Financial statement schedules:
I.Summary of investments—other than investments in related parties as of December 31, 2023FS - 1
II.Condensed financial information of the Registrant as of December 31, 2023 and 2022 and for each of the years ended December 31, 2023, 2022 and 2021FS - 2
III.Supplementary insurance information as of December 31, 2023 and 2022 and for each of the years ended December 31, 2023, 2022 and 2021FS - 5
IV.Reinsurance for each of the years ended December 31, 2023, 2022 and 2021FS - 6
VValuation of qualifying accountsFS - 7
VISupplemental information concerning property-casualty insurance operationsFS - 8
ContentsView on SEC.gov

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