---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-22-115930"
form_type: "8-K"
ticker: "QTRX"
cik: "0001503274"
company_name: "Quanterix Corp"
filed_at: "2022-11-08T23:59:59+00:00"
generated_at: "2026-06-22T03:28:19.536435+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Quanterix Q3 net loss $35.1M; takes $20.6M in impairment and restructuring charges

## Summary
- Revenue $26.6M flat YoY excluding RADx, up 13% QoQ; pro-forma gross margin 35.0% (down 1470 bps YoY, up 670 bps QoQ).
- Net loss $35.1M ($0.95/share) vs $15.7M loss a year ago; operating loss $36.6M.
- Recorded $8.2M goodwill impairment, $8.7M long-lived asset impairment, $3.4M restructuring costs in Q3.
- Business highlights: BioHermes pTau-181 trial nearing completion for FDA clearance; ADDF-funded Alzheimer's plasma test on track.

## SEC filing metadata
- accession: 0001104659-22-115930
- form_type: 8-K
- ticker: QTRX
- cik: 0001503274
- company_name: Quanterix Corp
- filed_at: 2022-11-08T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1503274/000110465922115930/0001104659-22-115930-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1503274/000110465922115930/tm2229964d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-22-115930
- JSON: https://secwatch.observer/filing/0001104659-22-115930.json
- Plain text: https://secwatch.observer/filing/0001104659-22-115930.txt

## Key facts
- Earnings Releases
  Quanterix Corp reported financial results for third quarter ended September 30, 2022.
  - Period: third quarter ended September 30, 2022
  - Result: reported results
  source text: Quanterix Corporation (“Quanterix”) issued a press release announcing its financial results for the third quarter ended September 30, 2022 (the “Earnings Release”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1503274/000110465922115930/0001104659-22-115930-index.htm

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