# EDGAR Filing Document

**Accession Number:** 0001486259
**File Stem:** 0001628280-23-010173
**Filing Date:** 2023-3
**Character Count:** 6982
**Document Hash:** 39b65bde37bd16c4ba0991d49351eccc
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-23-010173.hdr.sgml**: 20230331

**ACCESSION NUMBER**: 0001628280-23-010173

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230329

**FILED AS OF DATE**: 20230331

**DATE AS OF CHANGE**: 20230331

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Logan Thomas D
- **CENTRAL INDEX KEY:** 0001486259

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-39352
- **FILM NUMBER:** 23788163

**MAIL ADDRESS:**
- **STREET 1:** C/O MIRION TECHNOLOGIES, INC.
- **STREET 2:** 1218 MENLO DRIVE
- **CITY:** ATLANTA
- **STATE:** GA
- **ZIP:** 30318
**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>Logan Thomas D<br><sub>(Last) (First) (Middle)</sub><br>1218 MENLO DRIVE<br><sub>(Street)</sub><br>ATLANTA, GA 30318<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-03-29 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[X] Officer (give title below) [ ] Other (specify below)<br>_Chief Executive Officer_ |
| **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>[X] Form filed by One Reporting Person<br>[ ] 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 | 2023-03-29 |  | A |  | 167701<sup>(1)</sup> | A | $0 | 739433<sup>(2)</sup> | D |  |
| Class B Common Stock |  |  |  |  |  |  |  | 1544017 | D |  |
| Class B Common Stock |  |  |  |  |  |  |  | 2596371 | I | By Aere Perennius, LLC<sup>(3)</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) Represents restricted stock units that will vest in three equal annual installments starting on April 1, 2024, subject to the Reporting Person's continued employment through each vesting date.

(2) Holdings have been revised to correct a transposition error in a Form 4 filed by the Reporting Person on April 5, 2022 (223,408 shares of Class A common stock acquired should have been 223,048) and subsequently in the holdings reported on a Form 4 filed by the Reporting Person on December 28, 2022 (572,092 shares of Class A common stock should have been 571,732)."

(3) Reflects shares of Class B common stock of the Issuer which are held of record by Aere Perennius, LLC., a limited liability company which holds interests in trusts established for the benefit of Mr. Logan's adult children. Mary Hancock Logan as Investment Trustee has sole voting and dispositive power of the shares of Class B common stock held by Aere Perennius, LLC. Shares of Class B common stock may be exchanged for shares of Class A common stock of the Issuer on a one-for-one basis following a request for redemption by the holder. The Reporting Person disclaims ownership of these shares except to the extent of his pecuniary interest therein.

**Signature:** /s/ Emmanuelle Lee, attorney-in-fact for Thomas D. Logan  
**Date:** 2023-03-31

### 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.**