Form 4 for QTRX Quanterix Corp
Accepted 2026-08-20 16:59:54 ET · period of report 2026-08-19 · accession 0001689757-26-000005 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-08-20 16:59 | 2026-08-19 | QTRX | Elliott Jeffrey Thomas | Dir | M - OptEx | — | +3,955 | 15.3K | +35% | — |
| D | 2026-08-20 16:59 | 2026-08-19 | QTRX | Elliott Jeffrey Thomas | Dir | M - OptEx | $0.00 | -3,955 | 4,075 | -49% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-08-19 | M | A | 3,955 | — | 15,345 | D | — | — | (F1) Restricted stock units convert into common stock on a one-for-one basis. |
| 2 | Derivative | Restricted Stock Unit | 2026-08-19 | M | D | 3,955 | $0.00 | 4,075 | D | $0.00 · — to — | 3,955 Common Stock | (F2) On August 19, 2024, the reporting person was granted 11,985 restricted stock units, vesting 33%, 33%, and 34% on the first, second, and third anniversaries of the grant date, respectively. (F2) On August 19, 2024, the reporting person was granted 11,985 restricted stock units, vesting 33%, 33%, and 34% on the first, second, and third anniversaries of the grant date, respectively. |