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QTRX · Healthcare

Quanterix Corp

USA Healthcare Filing: 2026-03-31
20/100
Smart-money confidence1 of 3 sources positive
Bearish — money moving out

No standout activity across the feeds we track.

Hedge funds
26
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s.  ·  how the score works
Market cap
$122M
Industry
Medical Devices
Sector
Healthcare
Exchange
NasdaqGM
About QUANTERIX CORP

Quanterix Corporation, a life sciences company 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…

Who's behind the signal
Every informed buyer we can see on QTRX, across all three feeds.
Hedge funds · 5
Point72 (Steve Cohen) New position
AQR Capital Management Increased +28%
Citadel Advisors Decreased −38%
Congress · 0
No congressional trades on record.
Insiders
No significant Form 4 insider activity in the window.
Not a model pick — but on our radar. QUANTERIX CORP isn't in the top-10 model right now, but 5 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
5
Investors
1
New positions
3
Increasing
1
Decreasing
0
Unchanged
Price History
Loading price data...
Return: High: Low:
Who's Holding This Stock
Position sizes and recent activity from tracked institutional investors
Trust weight: 1.1×
New position
% of portfolio
0.0%
Position change
NEW
0.0% of Point72's portfolio
Trust weight: 1.2×
Increased +86%
% of portfolio
0.0%
Position change
+86%
0.0% of Tudor Investment's portfolio
Trust weight: 1.0×
Increased +28%
% of portfolio
0.0%
Position change
+28%
0.0% of AQR Capital Management's portfolio
Trust weight: 1.0×
Increased +71%
% of portfolio
0.0%
Position change
+71%
0.0% of Millennium Management's portfolio
Trust weight: 1.0×
Decreased −38%
% of portfolio
0.0%
Position change
−38%
0.0% of Citadel Advisors's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to QUANTERIX CORP
⚠ Disclaimer: This page is for informational purposes only. Holdings data from SEC EDGAR 13F filings, delayed up to 135 days. Not a recommendation to buy or sell QUANTERIX CORP or any security.

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