Company · QTRX · CIK 1503274

Quanterix Corp (QTRX) SEC filings and CIK.

QTRX’s SEC Central Index Key (CIK) is 0001503274, or 1503274 without leading zeros. The SEC’s ticker file lists it as Quanterix Corp.

Ticker: QTRX
CIK: 0001503274
Other tickers: None
Insider transactions, Q3 2026: 44

Insider trading

In Q3 2026, insiders at Quanterix Corp reported 44 non-derivative transactions on 16 Forms 3, 4 and 5, including 2 open-market purchases and 0 sales. See every QTRX insider transaction →

Recent filings we observed

From our record of EDGAR’s latest-filings feed and sampled daily indexes. Not a complete filing history; use the filings API for that.
Filed	Form	Accession
2026-11-09	10-Q	0001503274-26-000043
2026-11-09	8-K	0001503274-26-000042

Get QTRX SEC data through the API

Filing history

curl "https://sec-api.dev/api/v1/filings?cik=1503274&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Company profile

curl "https://sec-api.dev/api/v1/companies/1503274" \
  -H "Authorization: Bearer $SEC_API_KEY"

Reported XBRL facts

curl "https://sec-api.dev/api/v1/facts/1503274?taxonomy=us-gaap&concept=Revenues&limit=10" \
  -H "Authorization: Bearer $SEC_API_KEY"

Ticker to CIK API · SEC filings API · Quanterix Corp on SEC.gov

Questions

What is QTRX’s CIK number?

QTRX’s SEC Central Index Key (CIK) is 0001503274, or 1503274 without leading zeros. The SEC’s ticker file lists it as Quanterix Corp.

How do I find Quanterix Corp’s 10-K?

Request /api/v1/filings?cik=1503274&form=10-K, or open the company’s EDGAR page and filter by 10-K. Foreign issuers file 20-F or 40-F instead.

Ticker and CIK: SEC company_tickers.json, cached 2026-11-02. Tickers can move between entities; the CIK identifies the filer.

Plain-text version for agents and LLMs: /companies/qtrx.md

Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.