Quantum-Si Incorporated - Class A Common Stock (QSI)
1.3800
+0.0800 (6.15%)
Quantum-Si Inc is a company focused on advancing the field of protein sequencing technology
By leveraging innovative next-generation approaches, it aims to provide researchers and scientists with more efficient and accurate tools for sequencing proteins, which are essential for understanding biological processes and developing new therapeutics. Its proprietary platform integrates advanced imaging and computational techniques to capture detailed data on protein structures, facilitating breakthroughs in genomics and personalized medicine. Quantum-Si's mission is to enhance life sciences research and improve the capability to analyze complex biological materials, which has significant implications for healthcare and biotechnology.
Previous Close | 1.300 |
---|---|
Open | 1.170 |
Bid | 1.380 |
Ask | 1.400 |
Day's Range | 1.150 - 1.460 |
52 Week Range | 0.6121 - 5.770 |
Volume | 10,497,104 |
Market Cap | - |
PE Ratio (TTM) | - |
EPS (TTM) | - |
Dividend & Yield | N/A (N/A) |
1 Month Average Volume | 8,901,915 |
News & Press Releases

Quantum-Si reported its fourth-quarter results after Monday's closing bell. Here's a look at the key figures from the report.
Via Benzinga · March 3, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, today announced financial results for the fourth quarter and full year ended December 31, 2024.
By Quantum-Si Incorporated · Via Business Wire · March 3, 2025

Via Benzinga · February 7, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, and several distinguished researchers will be presenting new research and applications at the 2025 Advances in Genome Biology and Technology (AGBT) General Meeting February 23-26th.
By Quantum-Si Incorporated · Via Business Wire · February 18, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, and several distinguished researchers will highlight advances in Next-Generation Protein Sequencing™ (NGPS™) at the US Human Proteome Organization’s 2025 conference in Philadelphia, Pennsylvania through a panel discussion and multiple poster presentations.
By Quantum-Si Incorporated · Via Business Wire · February 13, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, today announced that it will report financial results for the fourth quarter and full year 2024 on Monday, March 3, 2025. Jeff Hawkins, President and Chief Executive Officer, and Jeff Keyes, Chief Financial Officer, will host a conference call to discuss financial results and provide a business update on the same day at 4:30 PM ET.
By Quantum-Si Incorporated · Via Business Wire · February 12, 2025

Via Benzinga · January 6, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, announces a newly released preprint from researchers at Northwestern University, titled "Next-Generation Protein Sequencing and individual ion mass spectrometry enable complementary analysis of interleukin-6." The publication demonstrates the power of combining two cutting-edge technologies, Quantum-Si’s Next-Generation Protein Sequencing™ (NGPS™) on Platinum®, and Individual Ion Mass Spectrometry (I2MS), to achieve a detailed analysis of key regions of the cytokine interleukin-6 (IL-6).
By Quantum-Si Incorporated · Via Business Wire · February 11, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, announces the formation of its Scientific Advisory Board. Comprised of distinguished experts in proteomics, genomics, bioinformatics, chemistry, and engineering, the board will play a critical role in shaping Quantum-Si’s scientific and development strategy, identifying emerging trends and applications, and strengthening engagement within the scientific community.
By Quantum-Si Incorporated · Via Business Wire · February 4, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, and IDEX Health & Science, LLC., today announced they will partner on the development and manufacturing of the optics module for Quantum-Si’s novel proteomics platform, Proteus™.
By Quantum-Si Incorporated · Via Business Wire · January 28, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, announces its participation in the upcoming Festival of Genomics UK, taking place on January 29–30, 2025, at ExCeL London. As part of the event, Richard Broadhead, Ph.D., will deliver a presentation highlighting the latest innovations in Next-Generation Protein Sequencing™ and its transformative impact on proteomics and multiomics research.
By Quantum-Si Incorporated · Via Business Wire · January 20, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, today announced that the Compensation Committee of Quantum-Si’s Board of Directors has granted 44,893 restricted stock units (“RSUs”) to new employees under the Company’s previously adopted Quantum-Si Incorporated 2023 Inducement Equity Incentive Plan, as amended (the “2023 Inducement Plan”). The RSUs were granted as an inducement material to the new employees becoming an employee of Quantum-Si in accordance with Nasdaq Listing Rule 5635(c)(4).
By Quantum-Si Incorporated · Via Business Wire · January 17, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, announces the launch of Platinum® Pro, its latest benchtop sequencer that sets a new standard in protein analysis. Designed to redefine efficiency and versatility in proteomics research, Platinum Pro is now available for ordering.
By Quantum-Si Incorporated · Via Business Wire · January 13, 2025

Via Benzinga · January 8, 2025

Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”), The Protein Sequencing Company™, announces the release of its latest preprint titled “Protein Barcoding and Next-Generation Protein Sequencing for Multiplexed Protein Selection, Analysis, and Tracking.” This study highlights the potential of integrating Quantum-Si’s benchtop Platinum® instrument with an innovative protein barcoding workflow, offering a sensitive and accessible approach to multiplexed protein analysis.
By Quantum-Si Incorporated · Via Business Wire · January 8, 2025

Quantum-Si is a biotech star, with a 327% surge in stock price. Its proteomics platform and partnerships make it one to watch in 2025.
Via Benzinga · January 7, 2025

Via Benzinga · January 6, 2025

The first weekend of 2025 has been a whirlwind in the world of finance, with cryptocurrencies making significant strides. Bitcoin (CRYPTO: BTC) is inching closer to the $100,000 mark, while Dogecoin has seen a surge, possibly due to Elon Musk’s influence.
Via Benzinga · January 5, 2025

On Friday, Cathie Wood-led Ark Invest made significant trades involving PLTR, ARKB, and QSI. The PLTR trade sold shares worth $1.6 million, aligning with Ark's trend of reducing their position in the hot AI stock.
Via Benzinga · January 4, 2025

Quantum-Si Incorporated (Nasdaq: QSI) ("Quantum-Si," "QSI" or the "Company"), The Protein Sequencing Company™, today announced that it has entered into securities purchase agreements with certain institutional investors for the purchase and sale of 15,625,000 shares of common stock at a purchase price of $3.20 per share, pursuant to a registered direct offering, resulting in gross proceeds of approximately $50 million, before deducting placement agent commissions and other offering expenses. The closing of the offering is expected to occur on or about January 6, 2025, subject to the satisfaction of customary closing conditions.
By Quantum-Si Incorporated · Via Business Wire · January 3, 2025