Michael R. Heaton - 02 Dec 2025 Form 4 Insider Report for MARKEL GROUP INC. (MKL)

Role: EVP & Chief Operating Officer
Signature: /s/ Sarah T. Mikowski, Attorney-in-fact for Michael R. Heaton
Issuer symbol: MKL
Transactions as of: 02 Dec 2025
Net transactions value: -$447,987
Form type: 4
Filing time: 03 Dec 2025, 16:40:58 UTC
Previous filing: 03 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Heaton Michael R	EVP & Chief Operating Officer	C/O MARKEL GROUP INC., 4521 HIGHWOODS PARKWAY, GLEN ALLEN	/s/ Sarah T. Mikowski, Attorney-in-fact for Michael R. Heaton	03 Dec 2025	0001751668

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MKL	Common Stock	Tax liability	$447,987	-217	-4.4%	$2060.83	4,709	02 Dec 2025	Direct
holding	MKL	Common Stock						161	02 Dec 2025	401(k) Plan	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Between March 31, 2025 and September 30, 2025, the reporting person acquired 2.649 shares under the MKL 401(k) plan. The information reported herein is based on the plan balance as of September 30, 2025.