# EDGAR Filing Document

**Accession Number:** 0001889178
**File Stem:** 0001104659-23-029883
**Filing Date:** 2023-3
**Character Count:** 13651
**Document Hash:** c183e9a98427a688129d356da601e11a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-23-029883.hdr.sgml**: 20230308

**ACCESSION NUMBER**: 0001104659-23-029883

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230307

**FILED AS OF DATE**: 20230308

**DATE AS OF CHANGE**: 20230308

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** CCP IX Co-investment No. 2 LP
- **CENTRAL INDEX KEY:** 0001889176
- **STATE OF INCORPORATION:** X0
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39352
- **FILM NUMBER:** 23714931

**BUSINESS ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
- **BUSINESS PHONE:** 0442073345360

**MAIL ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Charterhouse General Partners (IX) Ltd
- **CENTRAL INDEX KEY:** 0001889164
- **STATE OF INCORPORATION:** X0
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39352
- **FILM NUMBER:** 23714935

**BUSINESS ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
- **BUSINESS PHONE:** 0442073345360

**MAIL ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** CCP IX LP No. 1
- **CENTRAL INDEX KEY:** 0001889302
- **STATE OF INCORPORATION:** X0
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39352
- **FILM NUMBER:** 23714934

**BUSINESS ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
- **BUSINESS PHONE:** 0442073345360

**MAIL ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ

**FORMER NAME:**
- **FORMER CONFORMED NAME:** CCP IX No. 1
- **DATE OF NAME CHANGE:** 20211020
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** CCP IX Co-investment LP
- **CENTRAL INDEX KEY:** 0001889178
- **STATE OF INCORPORATION:** X0
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39352
- **FILM NUMBER:** 23714932

**BUSINESS ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
- **BUSINESS PHONE:** 0442073345360

**MAIL ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** CCP IX LP No. 2
- **CENTRAL INDEX KEY:** 0001889179
- **STATE OF INCORPORATION:** X0
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39352
- **FILM NUMBER:** 23714933

**BUSINESS ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
- **BUSINESS PHONE:** 0442053345360

**MAIL ADDRESS:**
- **STREET 1:** 76 BUCKINGHAM PALACE ROAD
- **STREET 2:** 6TH FLOOR, BELGRAVE HOUSE
- **CITY:** LONDON
- **STATE:** X0
- **ZIP:** SW1W 9TQ
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Mirion Technologies, Inc.
- **CENTRAL INDEX KEY:** 0001809987
- **STANDARD INDUSTRIAL CLASSIFICATION:** MEASURING & CONTROLLING DEVICES, NEC [3829]
- **IRS NUMBER:** 830974996
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 1218 MENLO DRIVE
- **CITY:** ATLANTA
- **STATE:** GA
- **ZIP:** 30318
- **BUSINESS PHONE:** (770) 432-2744

**MAIL ADDRESS:**
- **STREET 1:** 1218 MENLO DRIVE
- **CITY:** ATLANTA
- **STATE:** GA
- **ZIP:** 30318

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** GS Acquisition Holdings Corp II
- **DATE OF NAME CHANGE:** 20200417

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

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

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>CCP IX LP No. 1<br><sub>(Last) (First) (Middle)</sub><br>6TH FLOOR, BELGRAVE HOUSE<br>76 BUCKINGHAM PALACE ROAD<br><sub>(Street)</sub><br>LONDON, X0 SW1W 9TQ<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-07 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Former 10% Owner_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Mirion Technologies, Inc. [ MIR ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>CCP IX LP No. 2<br><sub>(Last) (First) (Middle)</sub><br>6TH FLOOR, BELGRAVE HOUSE<br>76 BUCKINGHAM PALACE ROAD<br><sub>(Street)</sub><br>LONDON, X0 SW1W 9TQ<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-07 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Former 10% Owner_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Mirion Technologies, Inc. [ MIR ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

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

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>CCP IX Co-investment No. 2 LP<br><sub>(Last) (First) (Middle)</sub><br>6TH FLOOR, BELGRAVE HOUSE<br>76 BUCKINGHAM PALACE ROAD<br><sub>(Street)</sub><br>LONDON, X0 SW1W 9TQ<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-07 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director [ ] 10% Owner<br>[ ] Officer (give title below) [X] Other (specify below)<br>_Former 10% Owner_ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Mirion Technologies, Inc. [ MIR ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Class A Common Stock | 2023-03-07 |  | S |  | 9786153 | D | $8.645 | 14960702 | I | See footnote<sup>(1)</sup> |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

---

### Footnotes:

(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.

**Signature:** Charterhouse General Partners (IX) Ltd By: /s/ Thomas S. Patrick, Name: Thomas S. Patrick, Title: Director  
**Date:** 2023-03-08

**Signature:** 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  
**Date:** 2023-03-08

**Signature:** 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  
**Date:** 2023-03-08

**Signature:** 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  
**Date:** 2023-03-08

**Signature:** 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  
**Date:** 2023-03-08

### Remarks:

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.**