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White Mountains Announces Final Results of Its Tender Offer

White Mountains (NYSE: WTM) announced final results of its modified Dutch auction tender offer that expired December 19, 2025.

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White Mountains (NYSE: WTM) announced final results of its modified Dutch auction tender offer that expired December 19, 2025. The company accepted 64,064 shares at a final purchase price of $2,050.00 per share, for an aggregate purchase of approximately $131.3 million. The purchased shares represent approximately 2.5% of White Mountains's shares outstanding as of November 19, 2025.

Payment will be made promptly and the company expects to have approximately 2,479,677 common shares outstanding immediately after payment. Shareholders may contact D.F. King & Co. for additional information; dealer managers were BofA Securities and Barclays Capital.

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Positive

  • $131.3M returned to shareholders via tender offer
  • Repurchased 64,064 shares at $2,050.00 per share

Negative

  • Repurchase equals only 2.5% of shares outstanding — limited capital impact
  • Cash outflow of $131.3M reduces available liquidity
Argus Dec 24 session
-0.14% close to close Open Argus
Details

News Market Reaction – WTM

In the Dec 24 session, WTM declined 0.14%, reflecting a mild negative market reaction.

Data tracked by StockTitan Argus on the day of publication.

Market Context

This announcement finalizes White Mountains’s modified Dutch auction, confirming the repurchase of 6...
Analysis

This announcement finalizes White Mountains’s modified Dutch auction, confirming the repurchase of 64,064 shares at $2,050 per share for about $131.3 million, or roughly 2.5% of shares outstanding. The company expects to have about 2,479,677 common shares outstanding after settlement. In the past few months, investors have seen multiple steps in this capital return and portfolio reshaping story, so tracking future capital allocation moves and any follow-on balance sheet impacts remains important.

Key Figures

Shares tendered: 64,064 shares Tender price: $2,050.00 per share Total purchase: $131.3 million +2 more
Shares tendered
64,064 shares
Properly tendered and not withdrawn in offer
Tender price
$2,050.00 per share
Final purchase price in modified Dutch auction
Total purchase
$131.3 million
Aggregate amount spent to repurchase tendered shares
Portion of shares
2.5%
Percentage of shares outstanding repurchased as of Nov 19, 2025
Post-tender shares
2,479,677 shares
Estimated common shares outstanding after tender settlement

Historical Context

5 past events · Latest: Dec 22
5 events
  1. Dec 22

    Tender prelim results

    24h Move
    +2.0%

    Preliminary modified Dutch auction results confirming sizable share repurchase.

  2. Dec 08

    Bamboo sale close

    24h Move
    -1.1%

    Completion of Bamboo sale while retaining minority equity stake.

  3. Nov 21

    Tender launch

    24h Move
    +6.3%

    Announcement of self-tender for up to $300M via modified Dutch auction.

  4. Nov 06

    Q3 earnings

    24h Move
    -0.3%

    Reported BVPS growth and contribution from operating subsidiaries and investments.

  5. Oct 03

    Bamboo sale deal

    24h Move
    +10.6%

    Agreement to sell controlling Bamboo stake with expected BVPS gain and cash.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

modified Dutch auction, tender offer, information agent
3 terms
modified Dutch auction financial
"announced today the final results of its "modified Dutch auction" tender offer."
A modified Dutch auction is a way for a company to buy back shares or sell securities by asking shareholders or bidders to state how many shares they’re willing to trade and at what minimum price, then setting a single clearing price that satisfies the target quantity. Think of it like collecting offers at different prices and picking one fair price so the company buys or sells the needed amount; investors care because it can produce a transparent, market-driven price and a predictable size for the transaction, reducing the chance of favoritism or sudden price swings.
tender offer regulatory
"final results of its "modified Dutch auction" tender offer. The tender offer expired at 12:00 midnight"
A tender offer is a proposal made by a person or company to buy shares from existing shareholders at a set price, usually higher than the current market value, within a specific time frame. It matters to investors because it can lead to a change in ownership or control of a company, and shareholders must decide whether to sell their shares at the offered price.
View in glossary
information agent financial
"may contact the information agent for the tender offer, D.F. King & Co."
An information agent is a person, team, or third-party service designated to collect, verify and distribute a company’s important announcements, filings or notices to regulators, shareholders and the public. Think of it as the company’s official mailroom and translator combined—responsible for making sure the right facts get to the right people quickly and accurately; investors watch who serves this role because mistakes or delays can affect compliance, market reaction and trust.

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

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HAMILTON, Bermuda, Dec. 24, 2025 /PRNewswire/ -- White Mountains Insurance Group, Ltd. (NYSE: WTM) announced today the final results of its "modified Dutch auction" tender offer. The tender offer expired at 12:00 midnight, New York City time, at the end of the day on December 19, 2025.

Based on the final count by the depositary for the tender offer, 64,064 shares were properly tendered and not properly withdrawn at or below the final purchase price of $2,050.00 per share.

The Company is purchasing all validly tendered shares for approximately $131.3 million.  The shares purchased in the tender offer represent approximately 2.5% of White Mountains's shares outstanding as of November 19, 2025.

Payment for the shares purchased under the tender offer will be made promptly.

The Company expects to have approximately 2,479,677 common shares outstanding as of the time immediately following payment for the accepted shares.

Shareholders who have questions or would like additional information about the tender offer may contact the information agent for the tender offer, D.F. King & Co., at (800) 821-2712 (toll free) or by email at wtm@dfking.com. The dealer managers for the tender offer were BofA Securities, Inc. and Barclays Capital Inc.

White Mountains is traded on the New York Stock Exchange under the symbol "WTM" and the Bermuda Stock Exchange under the symbol "WTM-BH".

FORWARD-LOOKING STATEMENTS

This press release may contain "forward-looking statements". All statements, other than statements of historical facts, included or referenced in this press release which address activities, events or developments which White Mountains expects or anticipates will or may occur in the future are forward-looking statements. The words "could", "will", "believe", "intend", "expect", "anticipate", "project", "estimate", "predict" and similar expressions are also intended to identify forward-looking statements. 

These statements are based on certain assumptions and analyses made by White Mountains in light of its experience and perception of historical trends, current conditions and expected future developments, as well as other factors believed to be appropriate in the circumstances. However, whether actual results and developments will conform to its expectations and predictions is subject to risks and uncertainties that could cause actual results to differ materially from expectations, including:

  • the risks that are described from time to time in White Mountains's filings with the Securities and Exchange Commission, including but not limited to White Mountains's Annual Report on Form 10-K for the fiscal year ended December 31, 2024;
  • claims arising from catastrophic events, such as hurricanes, windstorms, earthquakes, floods, wildfires, tornadoes, tsunamis, severe weather, public health crises, terrorist attacks, war and war-like actions, explosions, infrastructure failures, or cyber-attacks;
  • recorded loss reserves subsequently proving to have been inadequate;
  • the market value of White Mountains's investment in MediaAlpha;
  • business opportunities (or lack thereof) that may be presented to it and pursued;
  • actions taken by rating agencies, such as financial strength or credit ratings downgrades or placing ratings on negative watch;
  • the continued availability of capital and financing;
  • the continued availability of fronting and reinsurance capacity;
  • deterioration of general economic, market or business conditions, including due to outbreaks of contagious disease and corresponding mitigation efforts;
  • competitive forces, including the conduct of other insurers;
  • changes in domestic or foreign laws or regulations, or their interpretation, applicable to White Mountains, its competitors or its customers; and
  • other factors, most of which are beyond White Mountains's control.

Consequently, all of the forward-looking statements made in this press release are qualified by these cautionary statements, and there can be no assurance that the actual results or developments anticipated by White Mountains will be realized or, even if substantially realized, that they will have the expected consequences to, or effects on, White Mountains or its business or operations. Except for our obligations under Rule 13e-4(c)(3) and Rule 13e-4(e)(3) of the Exchange Act to disclose any material changes in the information previously disclosed to shareholders or as otherwise required by law, the Company assumes no obligation to publicly update any such forward-looking statements, whether as a result of new information, future events or otherwise.

CONTACT: Rob Seelig
(603) 640-2212

Cision View original content:https://www.prnewswire.com/news-releases/white-mountains-announces-final-results-of-its-tender-offer-302649059.html

SOURCE White Mountains Insurance Group, Ltd.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many shares did White Mountains (WTM) repurchase in the December 19, 2025 tender offer?

White Mountains accepted 64,064 shares in the tender offer.

What was the final purchase price per share in White Mountains (WTM) tender offer?

The final purchase price was $2,050.00 per share.

How much did White Mountains (WTM) spend on the tender offer announced December 24, 2025?

The company purchased shares for approximately $131.3 million in aggregate.

What percentage of White Mountains (WTM) outstanding shares were repurchased in the tender offer?

The repurchased shares represent approximately 2.5% of shares outstanding as of November 19, 2025.

How many White Mountains (WTM) shares will be outstanding after the tender offer payment?

The company expects to have approximately 2,479,677 common shares outstanding immediately after payment.

Who should White Mountains (WTM) shareholders contact with questions about the tender offer?

Shareholders may contact the information agent D.F. King & Co. at (800) 821-2712 or by email at wtm@dfking.com.

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