15 insiders reported 163 Form 4 transactions for Quanterix Corp (QTRX) over the past 18 months (most recent 2026-07-02). Recent activity: DONNELLY WILLIAM P (Director) Buy 5,472 shares, Mendel Scott (Director) Buy 3,456 shares, Miller Michael Francis (Chief Technology Officer) Buy 130 shares, Miller Michael Francis (Chief Technology Officer) Sell 39 shares, Sriram Vandana (Chief Financial Officer) Buy 263 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-02 | DONNELLY WILLIAM P | Director | Buy | 5,472 | $23,748 |
| 2026-07-02 | Mendel Scott | Director | Buy | 3,456 | $14,999 |
| 2026-07-02 | Miller Michael Francis | Chief Technology Officer | Buy | 130 | $0 |
| 2026-07-02 | Miller Michael Francis | Chief Technology Officer | Sell | 39 | $168 |
| 2026-06-23 | Sriram Vandana | Chief Financial Officer | Buy | 263 | $0 |
| 2026-06-23 | Sriram Vandana | Chief Financial Officer | Sell | 79 | $245 |
| 2026-06-23 | Sriram Vandana | Chief Financial Officer | Buy | 514 | $0 |
| 2026-06-23 | Sriram Vandana | Chief Financial Officer | Sell | 154 | $477 |
| 2026-06-23 | Sriram Vandana | Chief Financial Officer | Buy | 1,056 | $0 |
| 2026-06-23 | Sriram Vandana | Chief Financial Officer | Sell | 315 | $976 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Buy | 136 | $0 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Sell | 25 | $78 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Buy | 81 | $0 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Sell | 41 | $127 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Buy | 135 | $0 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Sell | 41 | $127 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Buy | 372 | $0 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Sell | 111 | $344 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Buy | 834 | $0 |
| 2026-06-16 | Miller Michael Francis | Chief Technology Officer | Sell | 249 | $772 |
| 2026-06-12 | Meadows Benjamin | Chief Commercial Officer | Buy | 3,500 | $9,695 |
| 2026-06-01 | Miller Michael Francis | Chief Technology Officer | Buy | 130 | $0 |
| 2026-06-01 | Miller Michael Francis | Chief Technology Officer | Sell | 39 | $119 |
| 2026-05-18 | Sriram Vandana | Chief Financial Officer | Buy | 263 | $0 |
| 2026-05-18 | Miller Michael Francis | Chief Technology Officer | Buy | 81 | $0 |
Source: SEC Form 4 filings · as of 2026-07-02