QSI
Quantum-Si incorporated
1W: -2.0%
1M: -7.0%
3M: -31.9%
YTD: -25.4%
1Y: -41.5%
3Y: -49.4%
5Y: -93.2%
$0.81
-0.06 (-6.51%)
After Hours: $0.84 (+0.03, +3.60%)
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25
Insider—
Congress—
ETF Holdings—
Key Statistics
Market Cap$169.9M
52W Range0.831-3.1
Volume2,538,707
Avg Volume4,485,637
Beta3.08
Dividend—
Analyst Ratings
Company Info
CEOJeffrey Alan Hawkins
Employees149
SectorHealthcare
IndustryBiotechnology
IPO Date2020-11-13
Websitequantum-si.com
530 Old Whitfield Street
Guilford, CT 06437
US
Guilford, CT 06437
US
203 458 7100
About Quantum-Si incorporated
Quantum-Si incorporated, a life sciences company, develops a single molecule detection platform for sample preparation and sequencing. It offers a proprietary single molecule detection platform for use in semiconductor industry to field proteomics to enable next generation protein sequencing. The company was incorporated in 2013 is based in Guilford, Connecticut.
Latest News
Quantum-Si outlines $1M 2026 revenue target and $425,000 Proteus list price as company prepares for major platform transition
Quantum-Si (QSI) Q4 2025 Earnings Call Transcript
Quantum-Si Shares Slip After Q4 Revenue Miss
Quantum-Si GAAP EPS of -$0.08 beats by $0.04, revenue of $0.5M misses by $0.26M
Earnings Breakdown: Quantum-Si Q4
Recent Insider Trades
| Name | Type | Shares | Price | Date |
|---|---|---|---|---|
| LaPointe Christian | S-Sale | 6,110 | $0.83 | 2026-03-23 |
| Vieceli John S. | S-Sale | 11,239 | $0.83 | 2026-03-23 |
| Hawkins Jeffrey Alan | S-Sale | 12,149 | $0.83 | 2026-03-23 |
| Keyes Jeffry R. | S-Sale | 4,422 | $0.83 | 2026-03-23 |
| LaPointe Christian | S-Sale | 5,849 | $0.85 | 2026-03-20 |