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QTRX · Healthcare

QUANTERIX CORP

USA Healthcare Filing: 2025-12-31
Smart-money confidence · 1 of 3 sources firing
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
◆ Next steps Interested in QUANTERIX CORP? Here's what to do with it.
Not financial advice. Bogen Capital surfaces public SEC filings — you decide what to do with them.
Market cap
$173M
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
D.E. Shaw & Co New position
Citadel Advisors Increased +18%
AQR Capital Management Decreased −58%
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
2
New positions
1
Increasing
2
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: 1.2×
New position
% of portfolio
0.0%
Position change
NEW
0.0% of Tudor Investment's portfolio
Trust weight: 1.0×
New position
% of portfolio
0.0%
Position change
NEW
0.0% of D.E. Shaw & Co's portfolio
Trust weight: 1.0×
Increased +18%
% of portfolio
0.0%
Position change
+18%
0.0% of Citadel Advisors's portfolio
Trust weight: 1.0×
Decreased −58%
% of portfolio
0.0%
Position change
−58%
0.0% of AQR Capital Management's portfolio
Trust weight: 1.0×
Decreased −67%
% of portfolio
0.0%
Position change
−67%
0.0% of Millennium Management'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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