Form 4 for MIR Mirion Technologies, Inc.
Accepted 2026-03-03 00:00:00 ET · period of report 2026-03-01 · accession 0001628280-26-013814 · 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 | Logan Thomas D | CEO, Dir | F - Tax | $21.61 | -147.8K | 3.48M | -4% | -$3.19M |
| 2026-03-03 | 2026-03-02 | MIR | Logan Thomas D | CEO, Dir | A - Grant | $0.00 | +318.6K | 3.61M | +10% | $0 | |
| 2026-03-03 | 2026-03-02 | MIR | Logan Thomas D | CEO, Dir | G - Gift | $0.00 | -3.09M | 386.7K | -89% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | 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 | 20,650 | $21.61 | 3,289,038 | 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 | A | A | 318,632 | $0.00 | 3,607,670 | 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. |
| 3 | Common | Class A Common Stock | 2026-03-02 | F | D | 127,184 | $21.61 | 3,480,486 | 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. |
| 4 | Common | Class A Common Stock | 2026-03-02 | G | D | 3,093,812 | $0.00 | 386,674 | D | — | — | (F4) On March 2, 2026, the Reporting Person made a gift of 3,093,812 shares of Class A Common Stock to the Logan Family Trust. The Reporting Person received no consideration for the gift. |