Brian Schopfer - 27 Dec 2025 Form 4 Insider Report for Mirion Technologies, Inc. (MIR)

Role: Chief Financial Officer
Signature: /s/ Emmanuelle Lee, attorney-in-fact for Brian Schopfer
Issuer symbol: MIR
Transactions as of: 27 Dec 2025
Net transactions value: -$201,960
Form type: 4
Filing time: 29 Dec 2025, 16:08:14 UTC
Previous filing: 09 Dec 2025
Next filing: 03 Mar 2026
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Schopfer Brian	Chief Financial Officer	1218 MENLO DRIVE, ATLANTA	/s/ Emmanuelle Lee, attorney-in-fact for Brian Schopfer	29 Dec 2025	0001885701

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MIR	Class A Common Stock	Tax liability	$201,960	-8,500	-0.94%	$23.76	893,432	27 Dec 2025	Direct	F1
holding	MIR	Class B Common Stock						399,935	27 Dec 2025	Direct

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

Explanation of Responses:

Id	Content
F1	Represents shares that have been withheld by the Issuer in satisfaction of tax withholding obligations in connection with the vesting of restricted stock units (RSUs) previously granted to the Reporting Person. Such withholding was mandated by the Issuer by a policy adopted in advance and does not represent a discretionary trade by the Reporting Person.