Form 4: Mirion CHRO Reports Routine Tax-Related Stock Disposition

Mirion Technologies' Chief Human Resources Officer, Alison Ulrich, reported a non-discretionary disposition of 134 Class A Common Stock shares to cover tax withholding obligations from RSU vesting.

Summary

• Alison Ulrich, Chief Human Resources Officer of Mirion Technologies, Inc. (MIR), filed a Form 4 reporting a transaction.
• On December 27, 2025, 134 shares of Class A Common Stock were disposed of by Ms. Ulrich.
• The disposition was made to the issuer at a price of $23.76 per share.
• This transaction represents shares withheld by Mirion Technologies to satisfy tax withholding obligations in connection with the vesting of previously granted restricted stock units (RSUs).
• The withholding was mandated by a company policy adopted in advance and was not a discretionary trade by Ms. Ulrich.
• Following this reported transaction, Ms. Ulrich beneficially owns 35,096 shares of Class A Common Stock.

Sentiment

Score: 5

Explanation: This is a routine, non-discretionary transaction for tax purposes, reflecting standard executive compensation practices and compliance. It has no direct positive or negative implications for the company's operational performance or strategic direction.

Positives

• The transaction reflects the vesting of restricted stock units (RSUs), indicating the fulfillment of executive compensation incentives.

Negatives

• No inherent negatives are associated with this routine, non-discretionary tax-related transaction.

Future Outlook

N/A

Management Comments

• The shares were withheld by the Issuer to satisfy tax withholding obligations related to the vesting of previously granted restricted stock units (RSUs).
• The withholding was mandated by an Issuer policy adopted in advance and was not a discretionary trade by the Reporting Person.

Industry Context

N/A

Related Party Transactions

• The transaction involves the disposition of shares by an officer (Alison Ulrich) to the issuer (Mirion Technologies, Inc.) to satisfy tax withholding obligations related to RSU vesting, which is a routine related-party dealing.

Stakeholder Impact

• Shareholders: Minimal impact, as this is a routine, non-discretionary transaction for tax purposes, not a sale based on investment sentiment.
• Employees: Reflects standard executive compensation practices, which may be seen as a normal part of the company's incentive structure.

Key Dates

Recommendation

This Form 4 reports a routine, non-discretionary disposition of shares by an executive to cover tax withholding obligations related to RSU vesting. Such transactions are common and do not typically signal changes in company fundamentals or management's view of the stock's future performance. Therefore, it does not warrant a change in investment recommendation based solely on this filing.

Keywords

Mirion Technologies, MIR, Form 4, insider transaction, stock disposition, RSU vesting, tax withholding, executive compensation