SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* Charterhouse General Partners (IX) Ltd (Last) (First) (Middle) 6TH FLOOR, BELGRAVE HOUSE 76 BUCKINGHAM PALACE ROAD (Street) LONDON X0 SW1W 9TQ (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Mirion Technologies, Inc. [ MIR ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner
	3. Date of Earliest Transaction (Month/Day/Year) 03/07/2023
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	03/07/2023		S		9,786,153	D	$8.645	14,960,702	I	See footnote(1)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* Charterhouse General Partners (IX) Ltd (Last) (First) (Middle) 6TH FLOOR, BELGRAVE HOUSE 76 BUCKINGHAM PALACE ROAD (Street) LONDON X0 SW1W 9TQ (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

1. Name and Address of Reporting Person* CCP IX LP No. 1 (Last) (First) (Middle) 6TH FLOOR, BELGRAVE HOUSE 76 BUCKINGHAM PALACE ROAD (Street) LONDON X0 SW1W 9TQ (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

1. Name and Address of Reporting Person* CCP IX LP No. 2 (Last) (First) (Middle) 6TH FLOOR, BELGRAVE HOUSE 76 BUCKINGHAM PALACE ROAD (Street) LONDON X0 SW1W 9TQ (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

1. Name and Address of Reporting Person* CCP IX Co-investment LP (Last) (First) (Middle) 6TH FLOOR, BELGRAVE HOUSE 76 BUCKINGHAM PALACE ROAD (Street) LONDON X0 SW1W 9TQ (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

1. Name and Address of Reporting Person* CCP IX Co-investment No. 2 LP (Last) (First) (Middle) 6TH FLOOR, BELGRAVE HOUSE 76 BUCKINGHAM PALACE ROAD (Street) LONDON X0 SW1W 9TQ (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Former 10% Owner

Explanation of Responses:

1. The shares reported herein are held of record by CCP IX LP No. 1, CCP IX LP No. 2, CCP IX Co-investment LP and CCP IX Co-investment No. 2 LP (together, "CCP IX"). Charterhouse General Partners (IX) Ltd is the general partner of each of the limited partnerships comprising CCP IX. CGP IX is managed by a four member board of directors. Each of the CGP IX board members disclaims beneficial ownership of the securities beneficially owned by each of the limited partnerships comprising CCP IX, except to the extent of their pecuniary interest, if any.

	Charterhouse General Partners (IX) Ltd By: /s/ Thomas S. Patrick, Name: Thomas S. Patrick, Title: Director	03/08/2023
	CCP IX LP No. 1, acting by its General Partners, Charterhouse General Partners (IX) Ltd By: /s/ Thomas S. Patrick, Name: Thomas S. Patrick, Title: Director	03/08/2023
	CCP IX LP No. 2, acting by its General Partners, Charterhouse General Partners (IX) Ltd By: /s/ Thomas S. Patrick, Name: Thomas S. Patrick, Title: Director	03/08/2023
	CCP IX Co-Investment LP, acting by its General Partners, Charterhouse General Partners (IX) Ltd By: /s/ Thomas S. Patrick, Name: Thomas S. Patrick, Title: Director	03/08/2023
	CCP IX Co-Investment No. 2 LP, acting by its General Partners, Charterhouse General Partners (IX) Ltd By: /s/ Thomas S. Patrick, Name: Thomas S. Patrick, Title: Director	03/08/2023
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.