QTRX insider transaction filings
Quanterix Corp — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-20. Screen QTRX transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-20 | 4 | Elliott Jeffrey Thomas — Director | Option exercise (M): 3,955 · Option exercise (M): 3,955 (derivative) @ $0 | EDGAR |
| 2026-08-19 | 4 | DONNELLY WILLIAM P — Director | Option exercise (M): 2,802 · Option exercise (M): 2,802 (derivative) @ $0 | EDGAR |
| 2026-08-17 | 4 | Miller Michael Francis — Chief Technology Officer | Option exercise (M): 81 · Tax withholding (F): 25 @ $2.59 · Option exercise (M): 136 · Tax withholding (F): 41 @ $2.59 · Option exercise (M): 135 · Tax withholding (F): 41 @ $2.59 · +9 more | EDGAR |
| 2026-08-14 | 4 | DONNELLY WILLIAM P — Director | Purchase (P): 27,155 @ $2.75 · Purchase (P): 72,245 @ $2.93 | EDGAR |
| 2026-08-04 | 4 | Miller Michael Francis — Chief Technology Officer | Option exercise (M): 130 · Tax withholding (F): 39 @ $3.48 · Option exercise (M): 130 (derivative) @ $0 | EDGAR |
| 2026-07-16 | 4 | Faessler Jason F. — Chief Financial Officer | Grant/award (A): 141,820 (derivative) @ $0 | EDGAR |
| 2026-07-16 | 4 | Miller Michael Francis — Chief Technology Officer | Option exercise (M): 81 · Tax withholding (F): 25 @ $4.24 · Option exercise (M): 136 · Tax withholding (F): 41 @ $4.24 · Option exercise (M): 135 · Tax withholding (F): 41 @ $4.24 · +9 more | EDGAR |
| 2026-07-09 | 4 | Mendel Scott — Director | Option exercise (M): 8,073 · Option exercise (M): 8,073 (derivative) @ $0 | EDGAR |
| 2026-07-09 | 4 | LAI GOLDMAN MYLA — Director | Option exercise (M): 8,073 · Option exercise (M): 8,073 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Miller Michael Francis — Chief Technology Officer | Option exercise (M): 130 · Tax withholding (F): 39 @ $4.32 · Option exercise (M): 130 (derivative) @ $0 | EDGAR |
| 2026-07-02 | 4 | Mendel Scott — Director | Grant/award (A): 3,456 @ $4.34 | EDGAR |
| 2026-07-02 | 4 | DONNELLY WILLIAM P — Director | Grant/award (A): 5,472 @ $4.34 | EDGAR |
| 2026-06-23 | 4 | Sriram Vandana — Chief Financial Officer | Option exercise (M): 263 · Tax withholding (F): 79 @ $3.10 · Option exercise (M): 514 · Tax withholding (F): 154 @ $3.10 · Option exercise (M): 1,056 · Tax withholding (F): 315 @ $3.10 · +3 more | EDGAR |
| 2026-06-16 | 4 | Miller Michael Francis — Chief Technology Officer | Option exercise (M): 81 · Tax withholding (F): 25 @ $3.10 · Option exercise (M): 136 · Tax withholding (F): 41 @ $3.10 · Option exercise (M): 135 · Tax withholding (F): 41 @ $3.10 · +9 more | EDGAR |
| 2026-06-12 | 4 | Meadows Benjamin — Chief Commercial Officer | Purchase (P): 3,500 @ $2.77 | EDGAR |
| 2026-06-01 | 4 | Miller Michael Francis — Chief Technology Officer | Option exercise (M): 130 · Tax withholding (F): 39 @ $3.06 · Option exercise (M): 130 (derivative) @ $0 | EDGAR |
| 2026-05-18 | 4 | Miller Michael Francis — Chief Technology Officer | Option exercise (M): 81 · Tax withholding (F): 25 @ $2.75 · Option exercise (M): 136 · Tax withholding (F): 41 @ $2.75 · Option exercise (M): 135 · Tax withholding (F): 41 @ $2.75 · +9 more | EDGAR |
| 2026-05-18 | 4 | Sriram Vandana — Chief Financial Officer | Option exercise (M): 263 · Tax withholding (F): 79 @ $2.75 · Option exercise (M): 514 · Tax withholding (F): 154 @ $2.75 · Option exercise (M): 1,056 · Tax withholding (F): 315 @ $2.75 · +3 more | EDGAR |
| 2026-05-01 | 4 | Miller Michael Francis — Chief Operating Officer | Option exercise (M): 130 · Tax withholding (F): 39 @ $3.13 · Option exercise (M): 130 (derivative) @ $0 | EDGAR |
| 2026-04-17 | 4 | Miller Michael Francis — Chief Operating Officer | Option exercise (M): 81 · Tax withholding (F): 25 @ $3.60 · Option exercise (M): 136 · Tax withholding (F): 41 @ $3.60 · Option exercise (M): 135 · Tax withholding (F): 41 @ $3.60 · +9 more | EDGAR |
| 2026-04-17 | 4 | Sriram Vandana — Chief Financial Officer | Option exercise (M): 263 · Tax withholding (F): 79 @ $3.60 · Option exercise (M): 514 · Tax withholding (F): 154 @ $3.60 · Option exercise (M): 1,056 · Tax withholding (F): 315 @ $3.60 · +3 more | EDGAR |
| 2026-04-07 | 4 | Mendel Scott — Director | Grant/award (A): 4,310 @ $0 | EDGAR |
| 2026-04-07 | 4 | DONNELLY WILLIAM P — Executive Chair, Director | Grant/award (A): 6,178 @ $0 | EDGAR |
| 2026-04-02 | 4 | Miller Michael Francis — Chief Operating Officer | Option exercise (M): 99 · Tax withholding (F): 30 @ $3.52 · Option exercise (M): 130 · Tax withholding (F): 39 @ $3.52 · Option exercise (M): 99 (derivative) @ $0 · Option exercise (M): 130 (derivative) @ $0 | EDGAR |
| 2026-03-17 | 4 | Miller Michael Francis — Chief Operating Officer | Option exercise (M): 81 · Tax withholding (F): 29 @ $4.72 · Option exercise (M): 136 · Tax withholding (F): 48 @ $4.72 · Option exercise (M): 135 · Tax withholding (F): 48 @ $4.72 · +9 more | EDGAR |
| 2026-03-16 | 4 | Sriram Vandana — Chief Financial Officer | Option exercise (M): 263 · Tax withholding (F): 93 @ $4.72 · Option exercise (M): 514 · Tax withholding (F): 181 @ $4.72 · Option exercise (M): 1,056 · Tax withholding (F): 371 @ $4.72 · +3 more | EDGAR |
| 2026-02-18 | 4 | Sriram Vandana — Chief Financial Officer | Option exercise (M): 514 · Tax withholding (F): 179 @ $5.74 · Option exercise (M): 263 · Tax withholding (F): 92 @ $5.74 · Grant/award (A): 74,905 (derivative) @ $0 · Grant/award (A): 74,905 (derivative) @ $0 · +2 more | EDGAR |
| 2026-02-06 | 4 | Sriram Vandana — Chief Financial Officer | Tax withholding (F): 4,395 @ $0 | EDGAR |
| 2026-01-21 | 4 | Cunningham Everett — President and CEO, Director | Grant/award (A): 813,750 (derivative) @ $0 · Grant/award (A): 1,070,000 (derivative) @ $0 | EDGAR |
| 2026-01-20 | 4 | Sriram Vandana — Chief Financial Officer | Tax withholding (F): 274 @ $7.95 | EDGAR |
| 2026-01-20 | 4 | Toloue Masoud — President & CEO, Director | Tax withholding (F): 1,817 @ $7.95 | EDGAR |
| 2026-01-15 | 4 | Magovcevic-Liebisch Ivana — Director | Grant/award (A): 23,372 @ $0 | EDGAR |
| 2026-01-15 | 4 | MEISTER PAUL M — Director | Grant/award (A): 3,974 @ $0 | EDGAR |
| 2026-01-14 | 4 | Elliott Jeffrey Thomas — Director | Grant/award (A): 23,372 @ $0 | EDGAR |
| 2026-01-06 | 4 | Sachs Alan Bruce — Director | Grant/award (A): 23,372 @ $0 | EDGAR |
| 2026-01-06 | 4 | Hampton Malcolm Garret — Director | Grant/award (A): 23,372 @ $0 | EDGAR |
| 2026-01-06 | 4 | Flynn Karen — Director | Grant/award (A): 23,372 @ $0 | EDGAR |
| 2026-01-06 | 4 | Mendel Scott — Director | Grant/award (A): 23,372 @ $0 · Grant/award (A): 1,944 @ $0 | EDGAR |
| 2026-01-06 | 4 | DONNELLY WILLIAM P — Executive Chair, Director | Grant/award (A): 2,377 @ $0 | EDGAR |
| 2026-01-06 | 4 | WALT DAVID R — Director | Grant/award (A): 1,215 @ $0 | EDGAR |
| 2026-01-06 | 4 | LAI GOLDMAN MYLA — Director | Grant/award (A): 23,372 @ $0 · Grant/award (A): 1,944 @ $0 | EDGAR |
| 2026-01-05 | 4 | Toloue Masoud — President & CEO, Director | Tax withholding (F): 258 @ $6.36 | EDGAR |
| 2025-12-18 | 4 | Sriram Vandana — Chief Financial Officer | Tax withholding (F): 229 @ $7.41 | EDGAR |
| 2025-12-18 | 4 | Toloue Masoud — President & CEO, Director | Tax withholding (F): 1,242 @ $7.41 | EDGAR |
| 2025-12-08 | 4 | Sachs Alan Bruce — Director | Grant/award (A): 46,727 | EDGAR |
| 2025-12-03 | 4 | Toloue Masoud — President & CEO, Director | Tax withholding (F): 254 @ $7.26 | EDGAR |
| 2025-11-25 | 4 | Hampton Malcolm Garret — Director | Grant/award (A): 46,727 | EDGAR |
| 2025-11-24 | 4 | Sriram Vandana — Chief Financial Officer | Tax withholding (F): 229 @ $5.78 | EDGAR |
| 2025-11-24 | 4 | Toloue Masoud — President & CEO, Director | Tax withholding (F): 1,242 @ $5.74 | EDGAR |
| 2025-11-24 | 4 | DONNELLY WILLIAM P — Executive Chair, Director | Grant/award (A): 70,091 (derivative) @ $0 | EDGAR |
Recent 8-K events — Quanterix Corp
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-10 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-10 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-06-09 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-26 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-12 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-06 | 8-K | 2.02 — Results of Operations and Financial Condition 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-02 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-01-08 | 8-K | 2.02 — Results of Operations and Financial Condition 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-20 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 7.01 — Regulation FD Disclosure 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-10 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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