MediaAlpha Prices Secondary Offering

HAMILTON, Bermuda, May 7, 2024 /PRNewswire/ -- White Mountains Insurance Group, Ltd. (NYSE: WTM) announced today that MediaAlpha, Inc. ("MediaAlpha") priced an underwritten secondary public offering of 6,600,000 shares (not including 990,000 shares subject to the underwriters' option to purchase additional shares) of its Class A common stock by certain selling stockholders. The shares of Class A common stock are being sold to the public at a price of $19.00 per share. MediaAlpha is not offering any shares of Class A common stock in the offering.

In the offering, 4,348,000 shares are being offered by White Mountains. White Mountains will receive net cash proceeds of about $79 million from the offering. Following the completion of the offering, White Mountains will own 18,508,814 MediaAlpha shares, representing a 26% fully-diluted ownership interest. Each of the foregoing figures assumes no exercise of the underwriters' option to purchase additional shares.

The offering is expected to close on May 10, 2024, subject to customary closing conditions. In connection with the offering, the underwriters will have a 30-day over-allotment option to purchase up to an additional 652,200 shares offered by White Mountains.

This press release shall not constitute an offer to sell or the solicitation of an offer to buy these securities, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction. Any offers, solicitations or offers to buy, or any sales of securities will be made in accordance with the registration requirements of the Securities Act of 1933, as amended.

About White Mountains

White Mountains is a Bermuda-domiciled financial services holding company traded on the New York Stock Exchange under the symbol WTM and on the Bermuda Stock Exchange under the symbol WTM.BH.

Safe Harbor Statement under the Private Securities Litigation Reform Act of 1995

This release may contain "forward-looking statements" within the meaning of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. All statements, other than statements of historical facts, included or referenced in this 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 forward-looking statements include, among others, statements with respect to White Mountains's:

change in book value per share, adjusted book value per share or return on equity;
business strategy;
financial and operating targets or plans;
incurred loss and loss adjustment expenses and the adequacy of its loss and loss adjustment expense reserves and related reinsurance;
projections of revenues, income (or loss), earnings (or loss) per share, EBITDA, adjusted EBITDA, dividends, market share or other financial forecasts of White Mountains or its businesses;
expansion and growth of its business and operations; and
future capital expenditures.

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, 2023;
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 following the sale announced today;
the trends and uncertainties from the COVID-19 pandemic, including judicial interpretations on the extent of insurance coverage provided by insurers for COVID-19 pandemic related claims;
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 (including the COVID-19 pandemic) 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 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. White Mountains 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

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