---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-053529"
form_type: "8-K"
ticker: "QTRX"
cik: "0001503274"
company_name: "Quanterix Corp"
filed_at: "2022-04-29T23:59:59+00:00"
generated_at: "2026-06-26T02:34:31.731657+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Quanterix names Masoud Toloue CEO, Hrusovsky Executive Chairman

## Summary
- Masoud Toloue appointed CEO and elected to the Board effective April 25, 2022.
- Toloue's base salary $550k; target bonus up to 100%; $2M equity grant (70% options/30% RSUs) vesting over 4 years.
- E. Kevin Hrusovsky transitions from CEO to Executive Chairman through Dec 31, 2022; base $400k; $1.4M equity grant with continued vesting.
- Succession was previously announced on March 1, 2022; this filing formalizes the changes.

## SEC filing metadata
- accession: 0001104659-22-053529
- form_type: 8-K
- ticker: QTRX
- cik: 0001503274
- company_name: Quanterix Corp
- filed_at: 2022-04-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1503274/000110465922053529/0001104659-22-053529-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1503274/000110465922053529/tm2213874d2_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-053529
- JSON: https://secwatch.observer/filing/0001104659-22-053529.json
- Plain text: https://secwatch.observer/filing/0001104659-22-053529.txt

## Key facts
- Executive change
  Masoud Toloue was appointed as Class II director at Quanterix Corp.
  - Action: appointed
  - Role: Class II director
  source text: Effective April 25, 2022, Dr. Toloue was also appointed to serve on the Company’s Board as a Class II director, with a term ending at the 2022 annual meeting of stockholders, and will continue to serve as the Company’s President.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000110465922053529/0001104659-22-053529-index.htm
- Executive change
  Masoud Toloue was appointed as Chief Executive Officer at Quanterix Corp.
  - Action: appointed
  - Role: Chief Executive Officer
  source text: Effective April 25, 2022, Masoud Toloue, Ph.D., President of Quanterix and Diagnostics, was appointed Chief Executive Officer of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000110465922053529/0001104659-22-053529-index.htm
- Executive change
  E. Kevin Hrusovsky changed role as Executive Chairman at Quanterix Corp.
  - Action: transitioned
  - Role: Executive Chairman
  source text: E. Kevin Hrusovsky has transitioned from his role as Chief Executive Officer and was appointed Executive Chairman of the Company’s Board of Directors (the “Board”), effective April 25, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000110465922053529/0001104659-22-053529-index.htm

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