Quanterix Corp: director Ivana Magovcevic-Liebisch exercised 4,224 shares

What happened

• Ivana Magovcevic-Liebisch, director, exercised or converted a derivative and acquired 4,224 shares on Oct 2, 2026 (transaction code M); the filing reports the acquisition price as N/A.
• The filing also reports a contemporaneous disposition of 4,224 shares at $0.00 on Oct 2, 2026 (reported as a derivative disposition), total reported proceeds $0.00.
• Footnotes in the filing state that these were restricted stock units (RSUs) that convert into common stock one-for-one and that the RSUs were originally granted Oct 2, 2024 (12,800 RSUs) with vesting 33%, 33%, and 34% on the first, second, and third anniversaries of the grant date.

Key details

• transaction date and price: Oct 2, 2026; acquisition price reported as N/A; disposition price $0.00.
• shares owned after the transaction: not stated in the filing.
• relevant footnotes: F1 notes RSUs convert one-for-one; F2 describes a 12,800 RSU grant dated Oct 2, 2024 with 33%/33%/34% vesting.
• filing timeliness: reported on Oct 2, 2026; no late filing indicated.

Why it may matter

• the filing shows a derivative was exercised/converted (transaction code M) and the same number of shares (4,224) were reported disposed on the same date.
• the filing does not show why the insider traded or why the company acted.