Quantum-Si Incorporated logo

Quantum-Si Incorporated (QSI)

Market Closed
17 Jul, 20:00
NASDAQ (NMS) NASDAQ (NMS)
$
0. 82
+0
+0.3663%
$
171.35M Market Cap
- P/E Ratio
- Div Yield
2.29M Volume
-0.79 Eps
$ 0.82
Previous Close
Add Transaction
Day Range
0.8 0.85
Year Range
0.69 3.1
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Summary

QSI closed yesterday higher at $0.82, an increase of 0.3663% from Thursday's close, completing a monthly decrease of -29.7436% or -$0.35. Over the past 12 months, QSI stock lost -28.5217%.
QSI is not paying dividends to its shareholders.
The last earnings report, released on May 21, 2026, exceeded the consensus estimates by 0.12%. On average, the company has surpassed earnings expectations by 0.1013%, based on the last three reports.
The stock of the company had never split.
The company's stock is traded on one exchange.

QSI Chart

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Quantum-Si incorporated (QSI) Shareholder/Analyst Call Prepared Remarks Transcript

Quantum-Si incorporated (QSI) Shareholder/Analyst Call Prepared Remarks Transcript

Quantum-Si incorporated (QSI) Shareholder/Analyst Call Prepared Remarks Transcript

Seekingalpha | 2 months ago
Quantum-Si Incorporated (QSI) Reports Q1 Loss, Misses Revenue Estimates

Quantum-Si Incorporated (QSI) Reports Q1 Loss, Misses Revenue Estimates

Quantum-Si Incorporated (QSI) came out with a quarterly loss of $0.1 per share versus the Zacks Consensus Estimate of a loss of $0.12. This compares to a loss of $0.11 per share a year ago.

Zacks | 2 months ago
Quantum-Si incorporated (QSI) Q4 2025 Earnings Call Transcript

Quantum-Si incorporated (QSI) Q4 2025 Earnings Call Transcript

Quantum-Si incorporated (QSI) Q4 2025 Earnings Call Transcript

Seekingalpha | 4 months ago

Quantum-Si Incorporated Investors

Name Quantity Cost Value Profit ($) Gain (%)
CE
Curtis Ellergodt Rothschild Investment LLC
70 $77 $61.07 -$15.93 -20.69%
JD
Jim Dushek HARBOUR INVESTMENTS Inc.
250 $193.5 $216.35 $22.85 11.81%
BG
Bart Gancher Intech Investment Management LLC
46,486 $89,642.52 $40,284.77 -$49,357.75 -55.06%
YA
Yinka Akinsola Blue Trust Inc.
5,000 $5,500 $4,329.5 -$1,170.5 -21.28%
Jeffery Yorg
Jeffery Yorg Focus Partners Advisor Solutions LLC
16,473 $12,750.1 $14,300.21 $1,550.11 12.16%

Quantum-Si Incorporated (QSI) FAQ

What is the stock price today?

The current price is $0.82.

On which exchange is it traded?

Quantum-Si Incorporated is listed on NASDAQ (NMS).

What is its stock symbol?

The ticker symbol is QSI.

Does it pay dividends? What is the current yield?

It does not pay dividends to its shareholders.

What is its market cap?

As of today, the market cap is 171.35M.

Has Quantum-Si Incorporated ever had a stock split?

No, there has never been a stock split.

Quantum-Si Incorporated Profile

Biotechnology Industry
Healthcare Sector
Jeffrey Alan Hawkins CEO
NASDAQ (NMS) Exchange
74765K105 CUSIP
US Country
145 Employees
- Last Dividend
- Last Split
10 Jun 2021 IPO Date

Overview

Quantum-Si Incorporated is at the forefront of life sciences innovation, focusing on the development of a cutting-edge single-molecule detection platform designed to revolutionize Next Generation Protein Sequencing (NGPS). Their groundbreaking technology aims to provide deeper insights into protein identification, characterizing protein variants, antibody characterization, biomarker identification, and the analysis of post-translational modifications. Since its inception in 2013, Quantum-Si has established itself in Branford, Connecticut, where it continues to push the boundaries of protein sequencing technology.

Products and Services

  • Platinum NGPS Instrument - This core instrument serves as the backbone of Quantum-Si’s technology, facilitating advanced protein sequencing through its innovative single-molecule detection capabilities. The Platinum NGPS instrument is designed for high-throughput analysis, enabling researchers and scientists to glean unprecedented insights into the proteome.
  • Platinum Analysis Software Service - Complementing the Platinum NGPS instrument, this software service offers powerful data analysis and interpretation tools. It enables users to efficiently process and understand the complex data generated by the NGPS instrument, facilitating a deeper understanding of protein functions and interactions.
  • Reagent Kits and Semiconductor Chips - Essential for the operation of the Platinum NGPS instrument, these reagent kits and semiconductor chips ensure the highest quality of protein sequencing. The specifically designed reagents and chips are tailored to optimize the performance of the NGPS technology, enabling precise and accurate protein analysis.

Contact Information

Address: 530 Old Whitfield Street
Phone: 203 458 7100