MediaAlpha, Inc. filings document the operating results, governance structure and capital actions of a public insurance-technology marketplace company. Current reports furnish quarterly and annual financial releases, outlook materials, investor supplements and reconciliations for non-GAAP measures used in the company's disclosures.
The filing record also covers credit arrangements involving QuoteLab, LLC and QL Holdings LLC, share repurchase authorization, annual meeting voting results, Class A and Class B common stock voting matters, director elections and departures, executive compensation arrangements, by-law amendments, auditor ratification and proxy-statement governance disclosures.
MediaAlpha, Inc. submitted a Form 144 notice reporting a proposed sale of 40,400 shares of common stock through Charles Schwab, with an aggregate market value of $456,775. The sale is listed as occurring approximately on 08/08/2025 on the NYSE and the filing reports 56,370,303 shares outstanding, which provides scale for the transaction.
All shares to be sold were acquired as restricted stock lapses tied to equity compensation: 14,985 shares vested on 02/15/2025 and 25,415 shares vested on 05/15/2025. The filing notes no securities sold in the past three months for the selling person and includes the required representation that no material nonpublic information is known to the seller.
White Mountains Insurance Group, Ltd. and its subsidiary WM Hinson (Bermuda) Ltd. report beneficial ownership of Class A common stock of MediaAlpha, Inc. The filing updates percentage ownership solely because the number of outstanding Class A shares changed per the issuer's disclosure. Together, the Reporting Persons are reported to beneficially own 17,856,614 Class A Shares, which the filing states represents approximately 31.68% of outstanding Class A shares based on the issuer's disclosed share count of 56,370,303 Class A Shares. White Mountains directly holds 900,000 Class A Shares and is the indirect owner of 16,956,614 Class A Shares held by WM Hinson.
The amendment clarifies that none of the Reporting Persons own Class B shares and explains certain shared voting/dispositive arrangements and disclaimers of beneficial ownership. The filing incorporates prior disclosures and restates Item 5 to reflect the current share counts and ownership percentages without reporting any new acquisitions or dispositions.
MediaAlpha, Inc. (MAX) has filed a Form 3 disclosing the initial beneficial ownership of its newly appointed Chief Technology Officer, Kuan-Ling (Amy) Yeh. The filing date relates to an event on 30 June 2025, the effective date of her CTO appointment.
According to the statement, Ms. Yeh directly owns 390,031 shares of Class A common stock, of which 170,672 are unvested RSUs that vest quarterly over four years. She also holds 151,913 Class B-1 units of QL Holdings LLC paired with Class B common stock; each unit can be exchanged 1-for-1 into Class A shares. Additional RSU grants cover 105,586 Class A shares across 2022–2024 awards, each following similar quarterly vesting schedules contingent on continued employment.
The ownership is reported as Direct (D), indicating personal control rather than through an entity. No purchases, sales, or option exercises are reported; the filing simply sets the baseline ownership required by Section 16 for insiders. Aside from the leadership change, the document contains no financial performance data or strategic announcements.