---
schema_version: "secwatch.filing_event.v1"
accession: "0001503274-26-000028"
form_type: "8-K"
ticker: "QTRX"
cik: "0001503274"
company_name: "Quanterix Corp"
filed_at: "2026-06-10T20:16:58+00:00"
generated_at: "2026-06-10T20:26:39.600059+00:00"
event_type: "other"
sentiment: "negative"
materiality_score: 0.55
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Quanterix shareholders reject amendment and restatement of 2017 equity incentive plan

## Summary
- Shareholders did not approve Proposal 4 (amend/restate 2017 Plan through June 2031); 9,677,232 for vs 24,004,124 against.
- Directors William P. Donnelly and Ivana Magovčević-Liebisch elected with ~30.9M and ~30.3M votes for respectively.
- Advisory vote on executive compensation passed with 27,679,636 for vs 3,881,516 against.
- Ratification of KPMG as auditor for FY2026 passed with 38,728,204 for.

## SEC filing metadata
- accession: 0001503274-26-000028
- form_type: 8-K
- ticker: QTRX
- cik: 0001503274
- company_name: Quanterix Corp
- filed_at: 2026-06-10T20:16:58+00:00
- event_type: other
- sentiment: negative
- materiality_score: 0.55
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1503274/000150327426000028/0001503274-26-000028-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1503274/000150327426000028/qtrx-20260609.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001503274-26-000028
- JSON: https://secwatch.observer/filing/0001503274-26-000028.json
- Plain text: https://secwatch.observer/filing/0001503274-26-000028.txt

## Key facts
- Shareholder Votes
  Quanterix Corp shareholders rejected Approve an amendment and restatement of the Company's 2017 Employee, Director and Consultant Equity Incentive Plan to implement certain equity compensation best practices and extend the term of the 2017 Plan through June 9, 2031 at the 2026-06-09 meeting.
  - Proposal: equity plan
  - Outcome: failed
  - Meeting: 2026-06-09
  source text: Proposal 4 — Approval of an Amendment and Restatement of the 2017 Plan: For Against Abstain Broker Non-Votes 9,677,232 24,004,124 15,723 5,180,238
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000150327426000028/0001503274-26-000028-index.htm
- Shareholder Votes
  Quanterix Corp shareholders approved Ratify the appointment of KPMG LLP as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2026 at the 2026-06-09 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2026-06-09
  source text: Proposal 3 — Ratification of KPMG, LLP as the Company’s Independent Registered Public Accounting Firm: For Against Abstain Broker Non-Votes 38,728,204 137,595 11,518 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000150327426000028/0001503274-26-000028-index.htm
- Shareholder Votes
  Quanterix Corp shareholders approved Advisory vote to approve the compensation of the Company's named executive officers at the 2026-06-09 meeting.
  - Proposal: say on pay
  - Outcome: passed
  - Meeting: 2026-06-09
  source text: Proposal 2 — Advisory Vote to Approve the Compensation of the Company’s Named Executive Officers: For Against Abstain Broker Non-Votes 27,679,636 3,881,516 2,135,927 5,180,238
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000150327426000028/0001503274-26-000028-index.htm
- Shareholder Votes
  Quanterix Corp shareholders approved Election of directors at the 2026-06-09 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2026-06-09
  source text: Proposal 1 — Election of Directors: For Withheld Abstain Broker Non-Votes William P. Donnelly 30,927,792 2,757,653 11,634 5,180,238 Ivana Magovčević-Liebisch, Ph.D., J.D. 30,314,520 3,375,724 6,835 5,180,238
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000150327426000028/0001503274-26-000028-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.