Form 4: Trinseo Director's Stock Transaction: Shares Withheld for Tax Obligations

Trinseo PLC Director Pierre-Marie De Leener reported the disposition of 20,001 ordinary shares at $3.73 per share, withheld by the company to cover tax obligations related to vested restricted stock units.

Summary

• Pierre-Marie De Leener, a Director of Trinseo PLC, reported a transaction involving the company's ordinary shares.
• The transaction date was June 21, 2025.
• The transaction involved the disposition of 20,001 ordinary shares.
• The shares were valued at $3.73 per share for this transaction.
• The disposition was coded as 'F', indicating shares withheld by the company to pay taxes.
• These shares were withheld following the vesting of previously granted restricted stock units.
• After this transaction, Pierre-Marie De Leener beneficially owns 36,174 ordinary shares directly.

Sentiment

Score: 5

Explanation: The transaction is a routine administrative event related to executive compensation (tax withholding on RSU vesting) and does not indicate a change in company fundamentals or strategic direction, thus having a neutral sentiment.

Positives

• The transaction confirms the vesting of previously granted restricted stock units, indicating that performance or time-based conditions were met, which is a positive for the director.

Negatives

• The disposition of shares, while for tax purposes, results in a reduction of the director's direct ownership stake in the company.

Future Outlook

N/A

Industry Context

This Form 4 filing is a routine disclosure of an insider transaction and does not provide broader industry context or trends.

Related Party Transactions

• The transaction involves the company withholding shares from a director to cover tax obligations related to vested restricted stock units, which is a common form of related party transaction in executive compensation.

Stakeholder Impact

• Shareholders: Minimal direct impact as this is a routine compensation-related transaction and does not significantly alter the company's ownership structure or financial health.
• Employees: No direct impact on general employees, as this relates to executive compensation practices.

Key Dates

Keywords

Trinseo, TSE, Form 4, Insider Transaction, Director Stock, Share Disposition, Restricted Stock Units, RSU, Tax Withholding, Corporate Governance