Form 4: Quanterix CEO Sells Shares for Tax Obligations
Insider Transaction Report
Quanterix Corp's President and CEO, Masoud Toloue, disposed of 1,242 shares of common stock to cover tax obligations related to RSU vesting.
Summary
- Masoud Toloue, President & CEO and Director of Quanterix Corp (QTRX), reported a transaction on October 15, 2025.
- 1,242 shares of common stock were disposed of at a price of $5.78 per share.
- This disposition was solely to cover tax obligations arising from the vesting of 3,722 restricted stock units (RSUs).
- Following this transaction, Mr. Toloue beneficially owns 511,696 shares of common stock, which includes 219,847 RSUs.
Sentiment
Score: 5
Explanation: This is a neutral event, representing a routine tax-related transaction for RSU vesting, with no direct positive or negative implications for the company's operational performance or strategic direction.
Future Outlook
NA
Industry Context
NA
Related Party Transactions
- Disposition of 1,242 shares by President & CEO Masoud Toloue to Quanterix Corporation to cover tax obligations upon RSU vesting.
Stakeholder Impact
- Shareholders: Minimal direct impact as this is a routine, non-discretionary tax-related transaction and not a discretionary sale of shares by an insider.
- Employees: No direct impact.
- Customers/Suppliers/Creditors: No direct impact.
Key Dates
| Date | Description |
|---|---|
| 2021-06-08 | Date Power of Attorney was executed by Masoud Toloue. |
| 2025-10-15 | Date of transaction where shares were disposed of for tax obligations. |
| 2025-10-17 | Date Form 4 was signed and filed. |
Keywords
Quanterix Corp, QTRX, Masoud Toloue, Insider Transaction, Form 4, Restricted Stock Units, RSU Vesting, Tax Withholding, CEO Stock Sale
Disclaimer:The information provided here is for general informational purposes only and does not constitute financial advice, recommendation, or endorsement of any kind. It may contain errors or omissions. You should not rely on this information to make financial decisions. Always seek the advice of a qualified financial professional before making any investment or financial decisions. Use of this information is at your own risk.