Form 4 for MIR Mirion Technologies, Inc.

Accepted 2026-03-03 00:00:00 ET · period of report 2026-03-01 · accession 0001628280-26-013818 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2026-03-03	2026-03-01+	MIR	Schopfer Brian	CFO	F - Tax	$21.61	-37.7K	920.7K	-4%	-$814.1K
	2026-03-03	2026-03-02	MIR	Schopfer Brian	CFO	A - Grant	$0.00	+64.9K	949.2K	+7%	$0

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Class A Common Stock	2026-03-01	F	D	9,172	$21.61	884,260	D	—	—	(F1) Represents shares that have been withheld by the Issuer in satisfaction of tax withholding obligations in connection with the vesting of restricted stock units (RSUs) previously granted to the Reporting Person. Such withholding was mandated by the Issuer by a policy adopted in advance and does not represent a discretionary trade by the Reporting Person.
2	Common	Class A Common Stock	2026-03-02	F	D	28,499	$21.61	920,667	D	—	—	(F3) Represents shares that have been withheld by the Issuer in satisfaction of tax withholding obligations in connection with the vesting of the PSUs previously granted to the Reporting Person. Such withholding was mandated by the Issuer by a policy adopted in advance and does not represent a discretionary trade by the Reporting Person.
3	Common	Class A Common Stock	2026-03-02	A	A	64,906	$0.00	949,166	D	—	—	(F2) Represents the settlement of certain performance-based restricted stock units ("PSU") previously granted on December 31, 2023, based on the achievement of specified performance goals as determined by the Issuer's compensation committee of its board of directors.