QSI · Healthcare
QUANTUM-SI INC
Smart-money confidence
· 1 of 3 sources firing
Bearish — money moving out
No standout activity across the feeds we track.
Hedge funds
22
Congress
No data
Insiders
No data
Cross-source blend of hedge-fund breadth, Congress trades, and insider Form 4s. ·
how the score works
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Not financial advice. Bogen Capital surfaces public SEC filings — you decide what to do with them.
Market cap
$171M
Industry
Medical Devices
Sector
Healthcare
Exchange
NasdaqGM
About QUANTUM-SI INC
Quantum-Si incorporated, a life sciences company, develops proprietary, universal, and single-molecule detection platform applied to proteomics to enable next-gen protein sequencing (NGPS). The company offers Platinum and Platinum Pro NGPS instruments for single-molecule, amino acid level resolution, and automated data analysis; library preparation kits to prepare a customer's protein sample for sequencing; and sequencing kits, which contain the reagents and consumables used to perform NGPS. It also provides Platinum analysis software, a cloud-based solution that automates data analysis…
Who's behind the signal
Every informed buyer we can see on QSI, across all three feeds.
Hedge funds · 4
Citadel Advisors
Increased +557%
AQR Capital Management
Increased +3%
ARK Invest (Cathie Wood)
Decreased −8%
Millennium Management (Englander)
Decreased −93%
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.
QUANTUM-SI INC isn't in the top-10 model right now, but 4 tracked investors hold it. Everything below is real signal from public filings — treat this as a watch candidate, not a conviction call.
4
Investors
0
New positions
2
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: 1.0×
% of portfolio
0.0%
Position change
+557%
0.0% of Citadel Advisors's portfolio
Trust weight: 1.0×
% of portfolio
0.0%
Position change
+3%
0.0% of AQR Capital Management's portfolio
Trust weight: 1.3×
% of portfolio
0.1%
Position change
−8%
0.1% of ARK Invest's portfolio
Trust weight: 1.0×
% of portfolio
0.0%
Position change
−93%
0.0% of Millennium Management's portfolio
Portfolio Allocation
How much of each investor's portfolio is allocated to QUANTUM-SI INC
⚠ 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 QUANTUM-SI INC or any security.
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