Form 4: Mirion Technologies CAO Executes Tax Withholding Trade

Chief Accounting Officer Christopher Moore disposed of 1,903 shares of Mirion Technologies to satisfy tax obligations.

Summary

• Christopher Moore, Chief Accounting Officer of Mirion Technologies, Inc. (MIR), reported the disposition of 1,903 shares of Class A Common Stock.
• The transaction occurred on April 1, 2026, at a price of $18.59 per share.
• Following this transaction, the reporting person maintains a beneficial ownership of 30,557 shares.
• The disposition was non-discretionary, resulting from the mandatory withholding of shares to cover tax obligations related to the vesting of restricted stock units (RSUs).

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral event, as it is a standard administrative transaction related to executive compensation rather than a market-driven trade.

Positives

• The transaction was a mandatory tax withholding event rather than a discretionary sale, indicating no change in the officer's long-term outlook on the company.

Negatives

• The transaction resulted in a reduction of the reporting person's direct equity stake in the company.

Risks

• None identified in this filing.

Future Outlook

No forward-looking guidance or strategic outlook provided in this filing.

Management Comments

• The filing notes that the withholding was mandated by the issuer by a policy adopted in advance and does not represent a discretionary trade by the reporting person.

Industry Context

StockSavvy.ai notes that this is a routine administrative filing common among public companies to manage tax liabilities associated with equity compensation plans.

Comparison to Industry Standards

• The transaction follows standard corporate governance practices for handling RSU vesting and associated tax obligations.
• The use of mandatory withholding is consistent with practices at other publicly traded technology and industrial firms.

Stakeholder Impact

• Minimal impact on shareholders as the transaction was a non-discretionary tax settlement.

Next Steps

• None.

Key Dates

Keywords

Mirion Technologies, MIR, Form 4, Insider Trading, Tax Withholding, Chief Accounting Officer