QSI icon

Quantum-Si Incorporated

1.26 USD
+0.08
6.78%
At close Updated Sep 15, 4:00 PM EDT
Pre-market
After hours
1.27
+0.01
0.79%
1 day
6.78%
5 days
18.87%
1 month
14.55%
3 months
-28.81%
6 months
-23.64%
Year to date
-70.42%
1 year
38.9%
5 years
-87.25%
10 years
-87.25%
 

About: 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.

Employees: 143

0
Funds holding %
of 7,463 funds
Analysts bullish %

Fund manager confidence

Based on 2025 Q2 regulatory disclosures by fund managers ($100M+ AUM)

82% more capital invested

Capital invested by funds: $69.2M [Q1] → $126M (+$56.9M) [Q2]

70% more repeat investments, than reductions

Existing positions increased: 56 | Existing positions reduced: 33

3.97% more ownership

Funds ownership: 35.36% [Q1] → 39.33% (+3.97%) [Q2]

2% more call options, than puts

Call options by funds: $2.86M | Put options by funds: $2.8M

6% less first-time investments, than exits

New positions opened: 15 | Existing positions closed: 16

1% less funds holding

Funds holding: 134 [Q1] → 132 (-2) [Q2]

Research analyst outlook

1 Wall Street Analyst provided 1 year price targets over the past 3 months

Low target
$1
21% downside
Avg. target
$1
21% downside
High target
$1
21% downside

1 analyst rating

positive
0%
neutral
100%
negative
0%
Canaccord Genuity
Kyle Mikson
$1
Hold
Maintained
9 Sep 2025

Financial journalist opinion

Based on 3 articles about QSI published over the past 30 days

Neutral
Business Wire
3 hours ago
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4).
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Neutral
Business Wire
7 days ago
Quantum-Si Announces the Launch of V4 Sequencing Kit, Expanding Proteome Coverage and Unlocking New Applications for Protein Sequencing
BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces the Launch of V4 Sequencing Kit, Expanding Proteome Coverage and Unlocking New Applications for Protein Sequencing.
Quantum-Si Announces the Launch of V4 Sequencing Kit, Expanding Proteome Coverage and Unlocking New Applications for Protein Sequencing
Neutral
Business Wire
27 days ago
Quantum-Si to Participate in the H.C. Wainwright 27th Annual Global Investment Conference
BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si to Participate in the H.C. Wainwright 27th Annual Global Investment Conference.
Quantum-Si to Participate in the H.C. Wainwright 27th Annual Global Investment Conference
Neutral
Business Wire
1 month ago
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4).
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
Neutral
Business Wire
1 month ago
Quantum-Si to Participate in the UBS Precision Medicine Frontiers Summit
BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si to Participate in the UBS Precision Medicine Frontiers Summit.
Quantum-Si to Participate in the UBS Precision Medicine Frontiers Summit
Neutral
Zacks Investment Research
1 month ago
Quantum-Si's Q2 Loss In Line With Estimates, Revenues Rise Y/Y
QSI posts in-line Q2 loss and 12.4% revenue growth, but a sharp miss on estimates sends shares down nearly 5%.
Quantum-Si's Q2 Loss In Line With Estimates, Revenues Rise Y/Y
Neutral
The Motley Fool
1 month ago
Quantum-Si (QSI) Q2 Revenue Falls 47%
Quantum-Si (QSI), a developer of next-generation protein sequencing technology, reported its Q2 2025 earnings on August 5, 2025. The most significant news was a steep revenue shortfall, as GAAP sales came in at $0.59 million compared to analyst estimates of $1.11 million—a miss of nearly 46.7%.
Quantum-Si (QSI) Q2 Revenue Falls 47%
Neutral
Seeking Alpha
1 month ago
Quantum-Si incorporated (QSI) Q2 2025 Earnings Call Transcript
Quantum-Si incorporated (NASDAQ:QSI ) Q2 2025 Earnings Conference Call August 5, 2025 4:30 PM ET Company Participants Jeffrey Alan Hawkins - President, CEO & Director Jeffry R. Keyes - CFO & Treasurer Risa Lindsay - Corporate Participant Conference Call Participants Kyle Alexander Mikson - Canaccord Genuity Corp., Research Division Scott Robert Henry - Alliance Global Partners, Research Division Swayampakula Ramakanth - H.C.
Quantum-Si incorporated (QSI) Q2 2025 Earnings Call Transcript
Neutral
Zacks Investment Research
1 month ago
Quantum-Si Incorporated (QSI) Reports Q2 Loss, Lags Revenue Estimates
Quantum-Si Incorporated (QSI) came out with a quarterly loss of $0.16 per share in line with the Zacks Consensus Estimate. This compares to a loss of $0.16 per share a year ago.
Quantum-Si Incorporated (QSI) Reports Q2 Loss, Lags Revenue Estimates
Neutral
Business Wire
1 month ago
Quantum-Si Reports Second Quarter 2025 Financial Results
BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Reports Second Quarter 2025 Financial Results.
Quantum-Si Reports Second Quarter 2025 Financial Results
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