Christopher A. Moore - 01 Mar 2026 Form 4 Insider Report for Mirion Technologies, Inc. (MIR)

Role: Chief Accounting Officer (PAO)
Signature: /s/ Emmanuelle Lee, attorney-in-fact for Christopher Moore
Issuer symbol: MIR
Transactions as of: 01 Mar 2026
Net transactions value: -$30,189
Form type: 4
Filing time: 03 Mar 2026, 16:12:34 UTC
Previous filing: 03 Apr 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Moore Christopher A.	Chief Accounting Officer (PAO)	1218 MENLO DRIVE, ATLANTA	/s/ Emmanuelle Lee, attorney-in-fact for Christopher Moore	03 Mar 2026	0001928030

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MIR	Class A Common Stock	Award	$0	+5,552	+20%	$0.000000	33,857	01 Mar 2026	Direct	F1
transaction	MIR	Class A Common Stock	Tax liability	$30,189	-1,397	-4.1%	$21.61	32,460	01 Mar 2026	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Represents restricted stock units that will vest in three equal annual installments starting on March 1, 2027, subject to the Reporting Person's continued employment through each vesting date.
F2	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.