Sec Form 3 Filing - Natauri Jo @ Mirion Technologies, Inc. - 2021-10-20

FORM 3 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

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, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person Natauri Jo 2. Issuer Name and Ticker or Trading Symbol Mirion Technologies, Inc. [ MIR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) X __ Director _____ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 1218 MENLO DRIVE 3. Date of Earliest Transaction (MM/DD/YY) 10/20/2021 (Street) ATLANTA, GA30318 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 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 Common Stock ( 1 ) 50,000 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 (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 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 (MM/DD/YY) 7. Title and Amount of Underlying Securities (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 of Derivative Security: 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 Employee Fund Interests ( 2 ) ( 2 ) ( 2 ) Common Stock 300,000 I See Footnote ( 2 )

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Natauri Jo 1218 MENLO DRIVE ATLANTA, GA30318 X Signatures /s/ Emmanuelle Lee, attorney-in-fact 10/22/2021 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Represents certain shares of Class A Common Stock of the Issuer ("Common Stock") held by GSAH II PIPE Investors Employee LP, a limited partnership controlled by its general partner and its investment manager and an indirect wholly-owned subsidiary of The Goldman Sachs Group, Inc., over which the Reporting Person maintains indirect investment power. The Reporting Person disclaims beneficial ownership of these shares of Common Stock except to the extent of her pecuniary interest therein. ( 2 )GS Acquisition Holdings II Employee Participation 2 LLC has awarded certain interests (the "Employee Fund Interests") to certain individuals associated with affiliates of GSAM Holdings LLC, including the Reporting Person. The Employee Fund Interests entitle the holders thereof to certain economic interests with respect to shares of Common Stock held by GS Acquisition Holdings II Employee Participation 2 LLC.

Remarks: Exhibit 24 POA.

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).

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