{"filing":{"accession_number":"0001628280-26-041773","cik":"0001503274","ticker":"QTRX","company_name":"Quanterix Corp","form":"8-K","filing_date":"2026-06-09","report_date":null,"primary_document":"qtrx-20260609.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1503274/000162828026041773/qtrx-20260609.htm"},"events":[{"id":6044,"run_id":5306,"accession_number":"0001628280-26-041773","anchor_item_number":"5.02","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.93,"summary":"Quanterix Corp appointed Jason Faessler as Chief Financial Officer and Treasurer, effective June 22, 2026. The appointment includes a base salary of $475,000, a sign-on bonus of $200,000, an RSU grant of 0.30% of outstanding shares, and severance provisions.","company_name":"Quanterix Corp","ticker":"QTRX","filing_date":"2026-06-09","form":"8-K","submitted_at":null,"items":[{"id":5416,"accession_number":"0001628280-26-041773","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.92,"reasoning":"The filing discloses the appointment of Jason Faessler as Chief Financial Officer and Treasurer, effective June 22, 2026. While the disclosure includes compensatory details (base salary of $475,000, sign-on bonus of $200,000, RSU grant of 0.30% of outstanding shares, and severance provisions), the principal action is the appointment of a named executive officer to a C-suite position. The compensation details are ancillary to the appointment itself.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-09T12:07:08.342249+00:00","company_name":"","ticker":null,"filing_date":""},{"id":5417,"accession_number":"0001628280-26-041773","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the appointment of Mr. Faessler as Chief Financial Officer and Treasurer of Quanterix Corp. This is a material executive appointment to a senior financial leadership position. Although disclosed under Item 7.01 (Regulation FD Disclosure) rather than the typical Item 5.02, the substance is clearly an executive appointment that would affect a reasonable investor's assessment of the company's management.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-09T12:07:08.342249+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":5416,"accession_number":"0001628280-26-041773","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.92,"reasoning":"The filing discloses the appointment of Jason Faessler as Chief Financial Officer and Treasurer, effective June 22, 2026. While the disclosure includes compensatory details (base salary of $475,000, sign-on bonus of $200,000, RSU grant of 0.30% of outstanding shares, and severance provisions), the principal action is the appointment of a named executive officer to a C-suite position. The compensation details are ancillary to the appointment itself.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-09T12:07:08.342249+00:00","company_name":"Quanterix Corp","ticker":"QTRX","filing_date":"2026-06-09"},{"id":5417,"accession_number":"0001628280-26-041773","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The filing discloses the appointment of Mr. Faessler as Chief Financial Officer and Treasurer of Quanterix Corp. This is a material executive appointment to a senior financial leadership position. Although disclosed under Item 7.01 (Regulation FD Disclosure) rather than the typical Item 5.02, the substance is clearly an executive appointment that would affect a reasonable investor's assessment of the company's management.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-09T12:07:08.342249+00:00","company_name":"Quanterix Corp","ticker":"QTRX","filing_date":"2026-06-09"}]}