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Mirion Technologies, Inc.
MIR
Amendment
Ownership

2.30%

Total Shares

5,187,419

Issuer CIK

1809987

CUSIP

60471A101

Event Date

Dec 16, 2024

Accepted

Dec 18, 2024, 08:24 PM

SEC EDGARView Original Filing
Reporting Persons (3)
Joint Filing

This is a joint filing. The reported shares may overlap between reporting persons and should not be summed.

NameType% of ClassAggregateSole VotingShared Voting
GSAM Holdings LLC
Other
2.30%5,131,02005,131,020
GOLDMAN SACHS GROUP INC
CO
2.30%5,187,41905,187,419
GOLDMAN SACHS & CO. LLC
CO
2.30%5,187,41905,187,419
Disclosure Items (3)

Security Title

Class A Common Stock, par value $0.0001 per share

Issuer Name

Mirion Technologies, Inc.

Issuer Address

1218 Menlo Drive, Atlanta, GA, 30318

Item 4 is hereby amended by the addition of the following: On December 17, 2024, the vesting conditions were satisfied in respect of the last of three tranches of the Founder Shares of Class A Common Stock previously reported in the Initial Filing. In connection with such vesting, Employee Participation 1 LLC distributed 441,668 shares of Class A Common Stock to its members and Employee Participation 2 LLC distributed 466,684 shares of Class A Common Stock to its members, in each case for no consideration. Further upon such vesting, Sponsor distributed 5,341,655 shares of Class A Common Stock to its members for no consideration. Each of Goldman Sachs and GS Group ceased to beneficially own such shares of Class A Common Stock upon such distributions, except for 2,668,329 shares of Class A Common Stock distributed to Holdings. Additionally, on December 18, 2024, the Reporting Persons caused Holdings to make a charitable contribution of 2,201,980 shares of Class A Common Stock.

Percentage of Class

The information contained in rows 7, 8, 9, 10, 11 and 13 on the cover pages of this Schedule 13D gives effect to the share distributions described in Item 4 and is incorporated by reference into this Item 5. The percentage beneficial ownership reported herein by each Reporting Person is based on 225,500,094 shares of Class A Common Stock outstanding as of October 25, 2024, as reflected in the Form 10-Q filed by the Issuer with the SEC on October 30, 2024. Each of Goldman Sachs and GS Group may be deemed to beneficially own 5,187,419 shares of Class A Common Stock, constituting 2.3% of the outstanding shares of Class A Common Stock. Each of Goldman Sachs and GS Group may be deemed to have shared power to vote or direct the vote of, and the shared power to dispose or direct the disposition of, (i) 5,131,020 shares of Class A Common Stock held by Holdings and (ii) 56,399 shares of Class A Common Stock held by certain subsidiaries of GS Group in the ordinary course of business in order to facilitate the investing activity of their clients.

Number of Shares

The information contained in rows 7, 8, 9, 10, 11 and 13 on the cover pages of this Schedule 13D gives effect to the share distributions described in Item 4 and is incorporated by reference into this Item 5. The percentage beneficial ownership reported herein by each Reporting Person is based on 225,500,094 shares of Class A Common Stock outstanding as of October 25, 2024, as reflected in the Form 10-Q filed by the Issuer with the SEC on October 30, 2024. Each of Goldman Sachs and GS Group may be deemed to beneficially own 5,187,419 shares of Class A Common Stock, constituting 2.3% of the outstanding shares of Class A Common Stock. Each of Goldman Sachs and GS Group may be deemed to have shared power to vote or direct the vote of, and the shared power to dispose or direct the disposition of, (i) 5,131,020 shares of Class A Common Stock held by Holdings and (ii) 56,399 shares of Class A Common Stock held by certain subsidiaries of GS Group in the ordinary course of business in order to facilitate the investing activity of their clients.

Transactions

Except as described in Item 4, including the completion of the distributions described in Item 4 as set forth in Amendment No. 8, neither the Reporting Persons nor, to the knowledge of the Reporting Persons, any of the persons listed on Schedule A, Schedule B or Schedule C, effected any transactions in the Class A Common Stock since the date of Amendment No. 8 other than a charitable contribution of 1,207,000 shares of Class A Common Stock by Holdings on November 26, 2024.

Shareholders

Not Applicable

Date of 5% Ownership

On December 18, 2024, upon the completion of the distributions and contribution described above in Item 4, each of Goldman Sachs and GS Group ceased to be a beneficial owner or more than five percent of the outstanding Class A Common Stock.