MARKET

QSI

QSI

Quantum-Si Incorporated
NASDAQ
1.070
+0.005
+0.47%
After Hours: 1.100 +0.03 +2.80% 19:58 02/09 EST
OPEN
1.090
PREV CLOSE
1.065
HIGH
1.090
LOW
1.020
VOLUME
3.15M
TURNOVER
--
52 WEEK HIGH
3.100
52 WEEK LOW
0.9248
MARKET CAP
230.57M
P/E (TTM)
-1.6239
1D
5D
1M
3M
1Y
5Y
1D
Weekly Report: what happened at QSI last week (0202-0206)?
Weekly Report · 17h ago
Weekly Report: what happened at QSI last week (0126-0130)?
Weekly Report · 02/02 10:25
Weekly Report: what happened at QSI last week (0119-0123)?
Weekly Report · 01/26 10:25
Cathie Wood Has 13 Big Ideas For 2026: Here's The Ark Invest List And Stocks To Watch
Benzinga · 01/21 21:58
Weekly Report: what happened at QSI last week (0112-0116)?
Weekly Report · 01/19 10:31
Weekly Report: what happened at QSI last week (0105-0109)?
Weekly Report · 01/12 10:30
Weekly Report: what happened at QSI last week (1229-0102)?
Weekly Report · 01/05 10:24
Quantum-Si Updates Investor Presentation Highlighting Proteomics Strategy
TipRanks · 12/29/2025 21:53
More
About QSI
Quantum-SI Incorporated is a life sciences company. The Company has designed and developed a hardware, consumable and software solution to provide a solution for protein detection and analysis. It has developed a proprietary universal single-molecule detection platform enables Next-Generation Protein Sequencing (NGPS), the ability to sequence proteins. Its launched product consists of Platinum, the Platinum Analysis Software and consumables. Its flagship protein sequencing instrument, Platinum, is designed to make the power of single-molecule detection and NGPS accessible. Platinum is designed to provide a streamlined workflow compared to legacy MS workflows. Platinum uses its proprietary semiconductor chip that leverages time-domain sequencing with an initial focus on NGPS for an unbiased view of the proteome.

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