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Smart Investors Daily
QS

NASDAQ · QSI

Quantum-Si incorporated

Healthcare · Biotechnology

$0.74

Down-$0.01 (-1.45%)

Updated Sep 11, 2026, 5:09 AM

SID Score

3.0/10

Composite research score

Smart Money

Institutional and insider signal

Market cap
272.8M
P/E ratio
-2.41
Dividend yield
0.00%
52-week range
$0.69 – $1.30
Volume
1.72M
Avg. volume
11.82M

Price performance

QSI price history

1M range · 20 trading sessions · Daily adjusted prices

QSI closed at $0.74 after 20 trading sessions, down 6.44% for the selected period.

Last close
$0.74
Period change
-6.44%
Period low
$0.73
Period high
$0.85
Daily close
View OHLC price history
QSI OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Sep 10, 2026$0.75$0.755$0.7251$0.73911.72M
Sep 9, 2026$0.7602$0.7748$0.746$0.751.45M
Sep 8, 2026$0.7672$0.79$0.76$0.761.05M
Sep 4, 2026$0.76$0.7742$0.76$0.766898.78K
Sep 3, 2026$0.7669$0.7862$0.76$0.761980K
Sep 2, 2026$0.7586$0.785$0.75$0.7611.62M
Sep 1, 2026$0.75$0.7768$0.7499$0.75731.5M
Aug 31, 2026$0.7787$0.78$0.763$0.76591.13M
Aug 28, 2026$0.8219$0.822$0.77$0.782.42M
Aug 27, 2026$0.7911$0.8337$0.79$0.80311.38M
Aug 26, 2026$0.85$0.855$0.7901$0.79062.66M
Aug 25, 2026$0.7888$0.859$0.7817$0.84734.37M
Aug 24, 2026$0.80$0.83$0.7515$0.76933.85M
Aug 21, 2026$0.7848$0.931$0.78$0.8357.83M
Aug 20, 2026$0.7666$0.8099$0.7666$0.783.23M
Aug 19, 2026$0.7193$0.7845$0.7193$0.77012.86M
Aug 18, 2026$0.7325$0.7439$0.7184$0.7281.52M
Aug 17, 2026$0.74$0.795$0.7394$0.74422.43M
Aug 14, 2026$0.75$0.767$0.71$0.73987M
Aug 13, 2026$0.855$0.9138$0.79$0.794.38M

Latest QSI news

The latest Smart Investors Daily articles mentioning QSI.

QSI research

Overview

Company profile and research snapshot.

Company profile

Quantum-Si Inc is a life sciences company focused on the development and commercialization of proteomics research tools. 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 that enables Next-Generation Protein Sequencing (NGPS), the ability to sequence proteins.

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Analyst outlook

Consensus and target data currently published for this company.

Consensus
Average target
$2.00
Implied upside
Analysts
QSI recent ratings
DateFirmRatingTarget
Mar 5, 2026Canaccord GenuityHold
Dec 22, 2025Canaccord GenuityHold
Oct 27, 2025Canaccord GenuityHold
Sep 9, 2025Canaccord GenuityHold
May 19, 2025HC Wainwright & Co.Buy
Open full forecast

News briefing

No generated briefing is available yet.

AI research layers

Interpretive context generated from the platform’s current data sources.

No results

AI research layers have not been published yet.