QTRX insider buying
Every open-market purchase of Quanterix Corp (QTRX) stock by its officers, directors and major shareholders, from SEC Form 4 filings.
Bought, last 12 months$286.35K
Insiders buying (12m)1
Purchases on record1
Last purchase filedAug 14, 2026
In the last 12 months, 1 insider of Quanterix Corp bought $286.35K of QTRX stock on the open market in 1 reported purchase. The most recent was filed on Aug 14, 2026: Donnelly William P (Director) bought 99,400 shares at $2.88, worth $286.35K.
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| Filed | Insider | Value | Shares | Price | Stake | Trade | |
|---|---|---|---|---|---|---|---|
| Aug 14 | Donnelly William PDirector | $286.35K | 99,400 | $2.88 | new | Aug 12 | SEC |