How many insider trades does FilingIQ track for QTRX?

FilingIQ tracks 1,191 Form 4 insider transactions for QTRX (Quanterix Corp), covering filings from Aug 31, 2017 onwards. 67 of those were filed in the last 90 days.

Are QTRX insiders net buyers or net sellers?

Across the full Form 4 history for QTRX, 26 transactions (2%) were open-market purchases and 557 (47%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.

Where does QTRX insider data come from?

Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.

What sector is QTRX in?

Quanterix Corp (QTRX) is classified in the Healthcare sector, specifically Medical Devices, with a current market capitalisation of $269.52M.

QTRX insider trading

NasdaqGM Healthcare

Quanterix Corp — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades

1,191

Last 90 days

Buys / sells

2% / 47%

Market cap

$269.52M

About Quanterix Corp

Quanterix Corporation, a life sciences company, engages in development and marketing of digital immunoassay platforms that advances precision health for life sciences research and diagnostics in North America, Europe, the Middle East, Africa, and the Asia Pacific regions. The company offers HD-X instrument, a protein detection platform; and SR-X instrument that enables researchers to apply Simoa detection in an expanded range of applications. It also provides SP-X instrument that is based on Simoa planar array technology for the measurement of multiplex chemiluminescent immunoassays. The company's products include assays include all components required to run enzyme-based immunoassay, such as beads, capture and detector reagents, and enzyme reagents and substrate; and replacement parts, reagents, and antibodies. In addition, the company offers contract research services, including sample testing, homebrew assay development, custom assay development, lucent diagnostic, and LDT testing services. The company primarily operates in the areas of neurology, oncology and immunology, and inflammation. It sells its products for the life science research sector primarily to laboratories associated with academic and governmental research institutions, as well as pharmaceutical, biotechnology, and contract research companies through a direct field sale, support organizations, and distributors or sales agents. The company was formerly known as Digital Genomics, Inc. and changed its name to Quanterix Corporation in August 2007. Quanterix Corporation was incorporated in 2007 and is headquartered in Billerica, Massachusetts.

Company website: www.quanterix.com

QTRX insider activity at a glance

FilingIQ has scored 1,191 insider transactions for QTRX since Aug 31, 2017. The most recent filing in our index is dated Apr 30, 2026.

Across the full history, 26 open-market purchases and 557 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on QTRX insider trades is 54.9/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

View live QTRX trades on FilingIQ Raw filings on SEC EDGAR

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Frequently asked

How many insider trades does FilingIQ track for QTRX?: FilingIQ tracks 1,191 Form 4 insider transactions for QTRX (Quanterix Corp), covering filings from Aug 31, 2017 onwards. 67 of those were filed in the last 90 days.
Are QTRX insiders net buyers or net sellers?: Across the full Form 4 history for QTRX, 26 transactions (2%) were open-market purchases and 557 (47%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does QTRX insider data come from?: Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is QTRX in?: Quanterix Corp (QTRX) is classified in the Healthcare sector, specifically Medical Devices, with a current market capitalisation of $269.52M.

Methodology & sources

Every QTRX insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.