Form 4: Quanterix CFO Reports Routine Tax-Related Stock Sale

Quanterix CFO Vandana Sriram reported a disposition of 229 common shares to cover tax obligations related to vested restricted stock units.

Summary

• Vandana Sriram, Chief Financial Officer of Quanterix Corp (QTRX), reported a transaction involving the company's common stock.
• On September 15, 2025, 229 shares of common stock were disposed of at a price of $4.97 per share.
• This disposition was solely to cover tax obligations arising from the vesting of 777 Restricted Stock Units (RSUs).
• Following this transaction, Ms. Sriram beneficially owns 86,971 shares of common stock, which includes 71,670 Restricted Stock Units.

Sentiment

Score: 5

Explanation: The filing reports a routine tax-related disposition of shares by a CFO upon RSU vesting, which is a neutral event for company performance and does not indicate a change in company fundamentals or management's outlook.

Positives

• The vesting of 777 Restricted Stock Units indicates continued equity compensation and retention of the Chief Financial Officer.

Negatives

• A reduction of 229 common shares in direct beneficial ownership occurred due to tax withholding.

Future Outlook

NA

Industry Context

NA

Stakeholder Impact

• Minimal impact on shareholders as it is a routine tax-related transaction, not a discretionary sale, and does not reflect a change in the company's operational or financial performance.

Key Dates

Recommendation

This Form 4 reports a routine, non-discretionary sale of shares by the CFO to cover tax obligations upon RSU vesting. It does not reflect a change in the company's fundamentals or the CFO's confidence in the company, thus it does not warrant a change from a 'hold' recommendation based solely on this filing.

Keywords

QTRX, Quanterix, Vandana Sriram, CFO, Form 4, SEC filing, stock transaction, restricted stock units, RSU, tax withholding, insider transaction