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QUANTERIX CORP (QTRX)

Institutional ownership, SEC filings and insider activity

Sector: Healthcare & Pharma · SEC CIK 0001503274 · EDGAR filings · Updated 2026-07-16

QUANTERIX CORP (QTRX) has reported institutional ownership of 77.4%, with 127 institutional managers holding positions valued at $128.4M per the latest 13F reporting period. SEC filings include an active non-reliance notice on previously issued financial statements (8-K Item 4.02), notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01).

Institutional ownership
77.4%
Institutional managers
127
Reported 13F value
$128.4M
Insider activity
88 trans.
$2.89M net buying
Data flags
2 active
from SEC filings

Latest updates

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, QUANTERIX CORP has 127 institutional holders and institutional ownership of 77.4%.

Insider activity

Insiders reported 88 transactions (7 buys, 0 sells) across 14 reporting insiders, with a net reported value of $2.89M.

Data flags from SEC filings

Active notice of delisting or failure to satisfy a continued listing rule (8-K Item 3.01), most recently filed 2024-11-22 (recurring since 2020-08-18) — source filing. The authoritative details are those stated in the filing itself.
Active non-reliance notice on previously issued financial statements (8-K Item 4.02), most recently filed 2024-11-12 (recurring since 2024-11-12) — source filing. The authoritative details are those stated in the filing itself.

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See full history, cross-references and alerts on Sightfile
Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-16.