MIR Form 4: Brian Schopfer donates 15,000 shares to charity

Rhea-AI Filing Summary

Mirion Technologies (MIR) Form 4: Chief Financial Officer Brian Schopfer reported a charitable gift of 15,000 shares of Class A Common Stock on 10/30/2025, coded “G,” with a price of $0. Following the transaction, he beneficially owned 904,432 shares of Class A Common Stock (direct) and 499,935 shares of Class B Common Stock (direct). The filing notes the gift was to a donor advised fund and that no consideration was received.

Insider Trade Summary

15,000 shares gifted

Mixed 2 txns

Insider Schopfer Brian

Role Chief Financial Officer

Type	Security	Shares	Price	Value
Gift	Class A Common Stock	15,000	$0.00	--
holding	Class B Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 904,432 shares (Direct); Class B Common Stock — 499,935 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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).

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^*

Schopfer Brian

(Last) (First) (Middle)

1218 MENLO DRIVE

(Street)

ATLANTA GA 30318

(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
X	Officer (give title below)		Other (specify below)
	Chief Financial Officer

3. Date of Earliest Transaction (Month/Day/Year)
10/30/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	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	10/30/2025		G		15,000(1)	D	$0	904,432	D
Class B Common Stock								499,935	D

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

Explanation of Responses:

1. On October 30, 2025, the Reporting Person made a gift of 15,000 shares of Class A Common Stock to a donor advised fund. The Reporting Person received no consideration for the gift.

Remarks:

	/s/ Emmanuelle Lee, attorney-in-fact for Brian Schopfer	11/03/2025
	** 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.

FAQ

What did MIR’s CFO report on Form 4?

A gift of 15,000 Class A shares on 10/30/2025, transaction code G.

Who is the reporting person in MIR’s Form 4?

Mirion’s CFO, Brian Schopfer.

What were the CFO’s holdings after the transaction?

904,432 Class A shares (direct) and 499,935 Class B shares (direct).

What consideration was received for the transaction?

None. The filing states the gift had a price of $0 and no consideration was received.

Where were the gifted shares donated?

To a donor advised fund, per the filing’s explanation of responses.

What is the issuer and ticker in this Form 4?

Mirion Technologies, Inc. (MIR).