Executive Vice President and Chief Operating Officer — Michael R. Heaton: Michael R. Heaton is leaving the company after a mutual agreement.

Results of Operations and Financial Condition. On February 4, 2026, Markel Group Inc. issued a press release announcing 2025 annual financial results. A copy of this press release is furnished as Exhibit 99.1.

Results of Operations and Financial Condition On October 29, 2025, Markel Group Inc. (Markel Group or the Company) issued a press release announcing its 2025 third quarter and nine-months financial results. A copy of the press release is furnished as Exhibit 99.1. Additionally, the Company has furnished supplemental recast quarterly financial information as Exhibit 99.2 in connection with the re- segmentation of its businesses (see

Director — Jonathan E. Michael: Appointment of Jonathan E. Michael to the Audit Committee following his election as a director at the annual meeting.

President, Insurance — Jeremy A. Noble: Jeremy A. Noble departed from his role as President, Insurance.

Director — Anthony F. Markel: Anthony F. Markel is retiring as a director, and Jonathan E. Michael has been appointed to the Board of Directors.

Brian J. Costanzo: The compensation for the Chief Financial Officer was increased.

Other Events. On February 5, 2025, Markel Group Inc. (the Company) issued a press release announcing that the Company will conduct a review of its business. The Company’s Board of Directors will lead this review, assisted by external consultants and advisors, with the foremost focus being the performance of the Company’s specialty insurance business. Additionally, as part of the review, the Company will consider ways to simplify its structure, optimize its approach to capital allocation, and…

Results of Operations and Financial Condition. On February 5, 2025, Markel Group Inc. issued a press release announcing 2024 annual financial results. A copy of this press release is furnished as Exhibit 99.1.

Other Events. On February 5, 2025, Markel Group Inc. (the Company) issued a press release announcing that the Company will conduct a review of its business. The Company’s Board of Directors will lead this review, assisted by external consultants and advisors, with the foremost focus being the performance of the Company’s specialty insurance business. Additionally, as part of the review, the Company will consider ways to simplify its structure, optimize its approach to capital allocation, and…

Other Events. On November 13, 2024, the Board of Directors (the Board) of Markel Group Inc. (the Company) approved a new share repurchase program with immediate effect authorizing the Company to repurchase up to $2 billion of the Company's outstanding common stock. This program terminates and replaces a $750 million program authorized in November 2023 under which $ 495 million of the Company's common stock had been repurchased through November 12, 2024. Under the new program, as under the pre…

The filing is about the approval of a new equity incentive plan, not a management change.

Other Events. On May 13, 2024, Markel Group Inc. (the Company) executed an Underwriting Agreement and related pricing agreement (the Underwriting Agreement) with the underwriters named therein. Under the Underwriting Agreement, the Company issued $600,000,000 aggregate principal amount of its 6.000% Senior Notes due 2054 (the Notes) under the Indenture, dated as of June 5, 2001 (the Indenture), between the Company (formerly known as Markel Corporation) and The Bank of New York Mellon (as succ…

Executive Vice President and Chief Operating Officer — Michael R. Heaton: Mr. Heaton was promoted to an expanded role overseeing the day-to-day operations of the holding company.

Results of Operations and Financial Condition. On January 31, 2024, Markel Group Inc. issued a press release announcing 2023 annual financial results. A copy of this press release is furnished as Exhibit 99.1.

Chief Financial Officer — Teresa S. Gendron: Ms. Gendron's departure is not the result of any disagreement with the Company.

Other Events. On November 30, 2023, the Board of Directors (the Board) of Markel Group Inc. (the Company) approved a new share repurchase program with immediate effect authorizing the Company to repurchase up to $750 million of the Company's outstanding common stock. This program terminates and replaces a similar $750 million program authorized in February 2022 under which $633 million of the Company's common stock had been repurchased through November 29, 2023. Under the new program, as unde…

President and Chief Operating Officer, Insurance Operations — Robert Cox: Mr. Cox mutually agreed to depart the company by December 31, 2023.

Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant. Information concerning the Company’s credit agreement is provided in Item 1.01, which information is incorporated herein by reference. 2

Entry into a Material Definitive Agreement. On June 23, 2023, Markel Group Inc. (the Company) entered into an amended and restated credit agreement for its revolving credit facility, which provides up to $300 million of capacity for future acquisitions, investments and stock repurchases and for other working capital and general corporate purposes. At the Company's discretion, up to $200 million of the total capacity may be used for letters of credit. The Company may increase the capacity of t…

The company amended and restated executive employment agreements for several key executives, extending their terms.

The company approved one-time, discretionary equity awards for its named executive officers.

Chief Financial Officer — Teresa S. Gendron: The company hired a new Chief Financial Officer from an external candidate.

Results of Operations and Financial Condition. On February 1, 2023, Markel Corporation issued a press release announcing 2022 annual financial results. A copy of this press release is furnished as Exhibit 99.1.