Insider Trading
Current insider transactions (SEC Form 4) — buys and sells by officers, directors, and major shareholders.
| Ticker | Insider | Title | Date | Transaction | Price ($) | Shares | Value ($) | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Steuer-Abgabe | 2.72 | 249 | 677 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Optionsausübung | — | 834 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Steuer-Abgabe | 2.72 | 111 | 302 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Optionsausübung | — | 372 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Optionsausübung | — | 135 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Steuer-Abgabe | 2.72 | 41 | 112 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Optionsausübung | — | 136 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Steuer-Abgabe | 2.72 | 25 | 68 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 09/15/2026 | Optionsausübung | — | 81 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/31/2026 | Steuer-Abgabe | 2.67 | 48 | 128 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/31/2026 | Optionsausübung | — | 159 | — | Form 4 |
| QTRX | Elliott Jeffrey Thomas | Director | 08/19/2026 | Optionsausübung | — | 3,955 | — | Form 4 |
| QTRX | Donnelly William P | Director | 08/17/2026 | Optionsausübung | — | 2,802 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Steuer-Abgabe | 2.59 | 249 | 645 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Optionsausübung | — | 834 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Steuer-Abgabe | 2.59 | 111 | 287 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Optionsausübung | — | 372 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Optionsausübung | — | 135 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Steuer-Abgabe | 2.59 | 41 | 106 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Optionsausübung | — | 136 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Steuer-Abgabe | 2.59 | 25 | 65 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 08/15/2026 | Optionsausübung | — | 81 | — | Form 4 |
| QTRX | Donnelly William P | Director | 08/13/2026 | Kauf | 2.93 | 72,245 | 211,678 | Form 4 |
| QTRX | Donnelly William P | Director | 08/12/2026 | Kauf | 2.75 | 27,155 | 74,676 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/31/2026 | Steuer-Abgabe | 3.48 | 39 | 136 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/31/2026 | Optionsausübung | — | 130 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Steuer-Abgabe | 4.24 | 249 | 1,056 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Optionsausübung | — | 834 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Steuer-Abgabe | 4.24 | 111 | 471 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Optionsausübung | — | 372 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Optionsausübung | — | 135 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Steuer-Abgabe | 4.24 | 41 | 174 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Optionsausübung | — | 136 | — | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Steuer-Abgabe | 4.24 | 25 | 106 | Form 4 |
| QTRX | Miller Michael Francis | Chief Technology Officer | 07/15/2026 | Optionsausübung | — | 81 | — | Form 4 |
| QTRX | Mendel Scott | Director | 07/08/2026 | Optionsausübung | — | 8,073 | — | Form 4 |
| QTRX | Lai Goldman Myla | Director | 07/08/2026 | Optionsausübung | — | 8,073 | — | Form 4 |
A compact market overview — not investment advice. Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q).