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  4. [8-K] WHITE MOUNTAINS INSURANCE GROUP LTD Reports Material Event

White Mountains (NYSE: WTM) unit sells $200M notes and retires $150M loan

Filing Impact
(Very High)
Filing Sentiment
(Neutral)
Form Type
8-K

Rhea-AI Filing Summary

White Mountains Insurance Group disclosed that its subsidiary HG Global Ltd. (HGG) completed a private placement of $200,000,000 aggregate principal amount of fixed rate senior secured notes. HGG will use the net proceeds to fully repay its existing $150 million term loan facility, pay related fees and expenses, and fund a dividend to White Mountains and the other HGG equity holders.

The existing HGG senior notes recently carried a floating interest rate of 9.93% per annum, while the new notes bear a fixed interest rate of 7.39% per annum and mature on May 14, 2036. The Note Purchase Agreement governing the new notes includes customary representations, covenants and events of default for this type of financing.

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Insights

HGG refinances debt with lower fixed-rate notes and pays dividend upstream.

HG Global Ltd., a subsidiary of White Mountains, issued $200,000,000 in fixed rate senior secured notes at 7.39% interest, maturing on May 14, 2036. Proceeds retire a floating-rate $150 million term loan that most recently cost 9.93% per annum.

This shifts HGG’s capital structure toward longer-dated, fixed-rate secured debt while reducing stated interest cost versus the prior loan. The transaction also funds a dividend to White Mountains and other HGG equity holders, moving cash from the subsidiary to the parent and co-owners.

The Note Purchase Agreement includes customary covenants and events of default, so ongoing flexibility will depend on those detailed terms. Future company filings can clarify how the new interest expense and the dividend affect consolidated earnings, leverage and capital deployment after May 14, 2036, when the notes come due.

Item 1.01 Entry into a Material Definitive Agreement Business
The company signed a significant contract such as a merger agreement, credit facility, or major partnership.
Item 2.03 Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement Financial
The company incurred a new significant debt or off-balance-sheet obligation.
Item 9.01 Financial Statements and Exhibits Exhibits
Financial statements, pro forma financial information, and exhibit attachments filed with this report.
New senior secured notes $200,000,000 aggregate principal Private placement by HG Global Ltd.
Existing term loan repaid $150 million Outstanding term loan facility to be fully repaid
Existing loan interest rate 9.93% per annum Most recent interest period on HGG senior notes
New notes interest rate 7.39% per annum Fixed coupon on new senior secured notes
New notes maturity May 14, 2036 Final maturity date of new notes
Material Definitive Agreement regulatory
"ITEM 1.01 Entry into a Material Definitive Agreement."
A material definitive agreement is a legally binding contract that creates major, long‑term obligations or rights for a company, such as loans, asset sales, mergers, or supplier deals. Think of it like a mortgage or lease for a business: it can change future cash flow, risk and control, so investors watch these agreements closely because they can materially affect a company’s value, financial health and stock price.
senior secured notes financial
"completed a private placement of $200,000,000 aggregate principal amount of fixed rate senior secured notes"
Senior secured notes are loans a company sells to investors that are backed by specific assets and given first priority for repayment if the company defaults. Because they have a claim on collateral and are paid before other debts, they usually offer lower risk and correspondingly lower interest than unsecured debt; investors use them to judge how safe repayment and recovery of principal might be, like holding a mortgage instead of an unsecured credit card balance.
Note Purchase Agreement financial
"The New Notes were issued pursuant to the Note Purchase Agreement, dated as of May 14, 2026"
A note purchase agreement is a contract where an investor buys a company’s promissory note — essentially an IOU promising repayment with interest — instead of buying equity. It matters to investors because it defines the borrower’s repayment schedule, interest rate and legal protections, so it affects expected returns, risk of loss, and where the investor stands compared with shareholders or other creditors if the company runs into trouble.
term loan facility financial
"repay in full the outstanding amount of HGG’s existing $150 million term loan facility"
A term loan facility is a type of loan provided by a lender that is repaid over a set period of time, usually with fixed payments. It functions like a large, upfront loan that a borrower agrees to pay back gradually, often used to fund major investments or projects. For investors, understanding a company's use of such loans helps assess its financial stability and risk level.
events of default financial
"contains representations and warranties, covenants and events of default that are customary"
Events of default are specific breaches or failures listed in a loan, bond, or credit agreement that give lenders the right to act, such as demanding immediate repayment, raising interest rates, or taking secured assets. They matter to investors because triggering one is like setting off a financial alarm: it raises the chance of foreclosure, restructuring, or bankruptcy and can sharply reduce the value of a company’s stock or bonds and increase borrowing costs.

FAQ

What financing transaction did White Mountains (WTM) announce for HG Global Ltd.?
White Mountains reported that subsidiary HG Global Ltd. completed a private placement of $200,000,000 fixed rate senior secured notes. The notes were issued under a Note Purchase Agreement dated May 14, 2026, with purchasers that are party to the agreement.

How will HG Global use the $200,000,000 in new senior secured note proceeds?
HG Global will use net proceeds to repay in full its existing $150 million term loan facility, cover related fees and expenses, and fund a dividend to White Mountains and the other equity holders of HG Global Ltd.

What are the interest rates on HG Global’s existing and new debt mentioned by WTM?
The existing HGG senior notes most recently carried a floating rate of 9.93% per annum. The new senior secured notes bear a fixed interest rate of 7.39% per annum, providing lower stated interest compared with the prior floating-rate facility.

When do HG Global’s new $200,000,000 senior secured notes mature?
The new fixed rate senior secured notes issued by HG Global Ltd. mature on May 14, 2036. This creates long-term secured financing for the subsidiary, replacing the previous $150 million term loan facility referenced in the disclosure.

What agreement governs HG Global’s new senior secured notes for White Mountains (WTM)?
The notes are governed by a Note Purchase Agreement dated May 14, 2026, between HG Global Ltd. and the purchasers. The agreement includes customary representations, warranties, covenants and events of default typical for transactions of this type.

Does the HG Global refinancing provide cash to White Mountains (WTM)?
Yes. After repaying the existing $150 million term loan and paying fees, HGG will use remaining proceeds to fund a dividend to White Mountains and other equity holders, effectively moving some capital from the subsidiary to shareholders.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Understanding 8-K Material Events →
FALSE0000776867Bermuda1-899394-270845503755☐☐☐☐☐00007768672026-05-142026-05-14

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

May 14, 2026
Date of Report (Date of earliest event reported)

WHITE MOUNTAINS INSURANCE GROUP, LTD.
(Exact name of registrant as specified in its charter)
Bermuda
(State or other jurisdiction of
 incorporation or organization)
1-8993
(Commission file number)
94-2708455
(I.R.S. Employer Identification No.)

23 South Main Street, Suite 3B, Hanover, New Hampshire 03755
(Address of principal executive offices)

(603) 640-2200
(Registrant’s telephone number, including area code)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading Symbol(s)Name of each exchange on which registered
Common Shares, par value $1.00 per shareWTMNew York Stock Exchange
WTM.BHBermuda Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933(§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).                                     Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.      o


ITEM 1.01 Entry into a Material Definitive Agreement.

On May 15, 2026, White Mountains Insurance Group, Ltd. (NYSE: WTM) (“White Mountains”) announced that HG Global Ltd. (“HGG”), a direct subsidiary of White Mountains, completed a private placement of $200,000,000 aggregate principal amount of fixed rate senior secured notes (the “New Notes”). The New Notes were issued pursuant to the Note Purchase Agreement, dated as of May 14, 2026, by and among HGG and the purchasers party thereto (the “Note Purchase Agreement”). Net proceeds from the New Notes will be used to repay in full the outstanding amount of HGG’s existing $150 million term loan facility (the “Existing HGG Senior Notes”), pay fees and expenses and fund a dividend to White Mountains and the other equity holders of HGG.

The Existing HGG Senior Notes bore interest at a floating rate of 9.93% per annum in the most recent interest period. The New Notes bear interest at a fixed rate of 7.39% per annum and mature on May 14, 2036.

The Note Purchase Agreement is included as Exhibit 10.1 to this Form 8-K and is incorporated herein by reference. The Note Purchase Agreement contains representations and warranties, covenants and events of default that are customary for transactions of this type. The foregoing description is a summary and is qualified in its entirety by reference to the Note Purchase Agreement.


ITEM 2.03 Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.

The information in Item 1.01 of this Form 8-K is hereby incorporated by reference into this Item 2.03.


ITEM 9.01  Financial Statements and Exhibits.

(d) Exhibits

10.1 Note Purchase Agreement, dated as of May 14, 2026, by and among HGG and the purchasers party thereto.
104 Cover Page Interactive Data File (the cover page XBRL tags are embedded within the Inline XBRL document)



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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.


WHITE MOUNTAINS INSURANCE GROUP, LTD.
Date: May 15, 2026By:
/s/   MICHAELA J. HILDRETH    
       Michaela J. Hildreth
      Managing Director and
      Chief Accounting Officer

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Source: View Original Filing on SEC EDGAR

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