Quantum-Si Inc (QSI)

$0.85 -0.02 (-1.88%)
Market Cap 190.92M
Revenue (ttm) 2.44M
Net Income (ttm) -101.34M
EPS (ttm) N/A
PE Ratio 0.00
Forward PE N/A
Profit Margin -4,153.28%
Debt to Equity Ratio 0.00
Volume 3,813,200
Avg Vol 4,185,704
Day's Range N/A - N/A
Shares Out 216.37M
Stochastic %K 5%
Beta 3.00
Analysts Sell
Price Target $2.50

Company Profile

Quantum-Si incorporated, a life sciences company, develops proprietary, universal, and single-molecule detection platform applied to proteomics to enable next-gen protein sequencing (NGPS). The company offers Platinum and Platinum Pro NGPS instruments for single-molecule, amino acid level resolution, and automated data analysis; library preparation kits to prepare a customer's protein sample for sequencing; and sequencing kits, which contain the reagents and consumables used to perform NGPS. It...

Industry: Medical Devices
Sector: Healthcare
Phone: 866 688 7374
Address:
29 Business Park Drive, Branford, United States
Brodman
Brodman Mar. 20 at 3:04 PM
$QSI It's all over but the shouting....out of business by EOY 2026.
0 · Reply
tievLeaf
tievLeaf Mar. 20 at 11:26 AM
$QSI feels like it can go back to $1 within next week
3 · Reply
Rebooter
Rebooter Mar. 19 at 8:50 PM
$QSI Because they know management won't lift a finger to stop them. Seems risky to short a stock trading below it's cash, but since management refuses to support the stock with buys or even a press release for crying out loud, it's free money for the shorts.
2 · Reply
tievLeaf
tievLeaf Mar. 19 at 2:39 PM
$QSI all markets down, just keep holding and dca. proteus is this year, don't listen to fuds/shorters/bears, literally don't get why they are even posting on this subs lol considering the low traffic already.
2 · Reply
Bagel965
Bagel965 Mar. 18 at 11:15 PM
$QSI Worth a read. https://www.reddit.com/r/pennystocks/comments/1rprze9/qsi_mega_insider_purchases_filed_yesterday_ahead/
0 · Reply
OCDInvestor
OCDInvestor Mar. 18 at 11:01 PM
$QSI Taking a poll. Will the QSI reverse split be: 1) 1 for 20 2) 1 for 30 3) 1 for 40
1 · Reply
robdob2394
robdob2394 Mar. 18 at 8:19 PM
$QSI
0 · Reply
Brodman
Brodman Mar. 18 at 5:20 PM
$QSI POS is history....just a matter of time and they are OUT OF BUSINESS...THEY ARE NOW!!!!
0 · Reply
MaskMaker
MaskMaker Mar. 17 at 9:45 PM
$QCOM $QS $QSI $QTI is on the move
0 · Reply
alchemy2442
alchemy2442 Mar. 17 at 4:37 PM
$QSI Hmmmm, QSI brass is certainly granting themselves a shit ton of shares….
2 · Reply
Latest News on QSI
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)

Mar 13, 2026, 4:05 PM EDT - 8 days ago

Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)

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

Mar 4, 2026, 7:52 AM EST - 17 days ago

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

Quantum-Si Shares Slip After Q4 Revenue Miss

Mar 3, 2026, 4:53 PM EST - 18 days ago

Quantum-Si Shares Slip After Q4 Revenue Miss

Quantum-Si Reports Fourth Quarter and Full Year 2025 Financial Results

Mar 3, 2026, 4:05 PM EST - 18 days ago

Quantum-Si Reports Fourth Quarter and Full Year 2025 Financial Results

Quantum-Si to Report Fourth Quarter and Full Year 2025 Financial Results on March 3, 2026

Feb 10, 2026, 8:00 AM EST - 5 weeks ago

Quantum-Si to Report Fourth Quarter and Full Year 2025 Financial Results on March 3, 2026

Quantum-Si Announces the Release of Two New Manuscripts Demonstrating the Value of Single-Molecule Protein Sequencing in Clinical Proteomics and Pathogen & Toxin Detection

Feb 5, 2026, 8:00 AM EST - 6 weeks ago

Quantum-Si Announces the Release of Two New Manuscripts Demonstrating the Value of Single-Molecule Protein Sequencing in Clinical Proteomics and Pathogen & Toxin Detection

Quantum-Si Announces Launch of New Version 3 Library Preparation Kit and a Suite of Data Analysis Tool Enhancements

Dec 22, 2025, 8:00 AM EST - 3 months ago

Quantum-Si Announces Launch of New Version 3 Library Preparation Kit and a Suite of Data Analysis Tool Enhancements

Quantum-Si Highlights Significant Development Advancements for Proteus™ and Industry Leading Technology Pipeline at Investor & Analyst Day

Nov 20, 2025, 8:00 AM EST - 4 months ago

Quantum-Si Highlights Significant Development Advancements for Proteus™ and Industry Leading Technology Pipeline at Investor & Analyst Day

Quantum-Si incorporated (QSI) Analyst/Investor Day Transcript

Nov 19, 2025, 6:43 PM EST - 4 months ago

Quantum-Si incorporated (QSI) Analyst/Investor Day Transcript

Quantum-Si to Highlight Significant Proteus™ Platform Development Progress and Provide Insights into the Company's Industry Leading Technology Pipeline at Investor & Analyst Day

Nov 19, 2025, 8:00 AM EST - 4 months ago

Quantum-Si to Highlight Significant Proteus™ Platform Development Progress and Provide Insights into the Company's Industry Leading Technology Pipeline at Investor & Analyst Day

Quantum-Si incorporated (QSI) Q3 2025 Earnings Call Transcript

Nov 5, 2025, 11:01 PM EST - 4 months ago

Quantum-Si incorporated (QSI) Q3 2025 Earnings Call Transcript

Quantum-Si Reports Third Quarter 2025 Financial Results

Nov 5, 2025, 4:05 PM EST - 4 months ago

Quantum-Si Reports Third Quarter 2025 Financial Results

Quantum-Si to Participate in the Canaccord Genuity MedTech, Diagnostics and Digital Health & Services Forum

Oct 20, 2025, 8:00 AM EDT - 5 months ago

Quantum-Si to Participate in the Canaccord Genuity MedTech, Diagnostics and Digital Health & Services Forum

Quantum-Si to Report Third Quarter 2025 Financial Results on November 5, 2025

Oct 13, 2025, 8:00 AM EDT - 5 months ago

Quantum-Si to Report Third Quarter 2025 Financial Results on November 5, 2025

Quantum-Si to Host Investor & Analyst Event in New York City on November 19, 2025

Sep 23, 2025, 8:00 AM EDT - 6 months ago

Quantum-Si to Host Investor & Analyst Event in New York City on November 19, 2025

Quantum-Si Announces the Launch of V4 Sequencing Kit, Expanding Proteome Coverage and Unlocking New Applications for Protein Sequencing

Sep 8, 2025, 8:00 AM EDT - 6 months ago

Quantum-Si Announces the Launch of V4 Sequencing Kit, Expanding Proteome Coverage and Unlocking New Applications for Protein Sequencing

Quantum-Si to Participate in the H.C. Wainwright 27th Annual Global Investment Conference

Aug 19, 2025, 8:00 AM EDT - 7 months ago

Quantum-Si to Participate in the H.C. Wainwright 27th Annual Global Investment Conference

Quantum-Si to Participate in the UBS Precision Medicine Frontiers Summit

Aug 8, 2025, 8:00 AM EDT - 8 months ago

Quantum-Si to Participate in the UBS Precision Medicine Frontiers Summit

Quantum-Si incorporated (QSI) Q2 2025 Earnings Call Transcript

Aug 5, 2025, 7:54 PM EDT - 8 months ago

Quantum-Si incorporated (QSI) Q2 2025 Earnings Call Transcript

Quantum-Si Reports Second Quarter 2025 Financial Results

Aug 5, 2025, 4:05 PM EDT - 8 months ago

Quantum-Si Reports Second Quarter 2025 Financial Results

Quantum-Si Stock: A Small Position Is Warranted (Technical Analysis)

Jul 23, 2025, 7:30 AM EDT - 8 months ago

Quantum-Si Stock: A Small Position Is Warranted (Technical Analysis)

Quantum-Si to Participate in the Canaccord Genuity 45th Annual Growth Conference

Jul 21, 2025, 8:00 AM EDT - 8 months ago

Quantum-Si to Participate in the Canaccord Genuity 45th Annual Growth Conference

Quantum-Si to Report Second Quarter 2025 Financial Results on August 5, 2025

Jul 14, 2025, 8:00 AM EDT - 8 months ago

Quantum-Si to Report Second Quarter 2025 Financial Results on August 5, 2025

Tesla, Quantum-Si And Other Big Stocks Moving Lower In Monday's Pre-Market Session

Jul 7, 2025, 8:19 AM EDT - 9 months ago

Tesla, Quantum-Si And Other Big Stocks Moving Lower In Monday's Pre-Market Session

TSLA

Quantum-Si Incorporated Announces Pricing of $50 Million Registered Direct Offering of Common Stock

Jul 3, 2025, 8:34 PM EDT - 9 months ago

Quantum-Si Incorporated Announces Pricing of $50 Million Registered Direct Offering of Common Stock

Quantum-Si Platinum® Pro Instrument Placed at the Broad Institute to Support Regional Research Initiatives

Jun 24, 2025, 8:00 AM EDT - 9 months ago

Quantum-Si Platinum® Pro Instrument Placed at the Broad Institute to Support Regional Research Initiatives

Quantum-Si to Join Leading Experts from DNAnexus, Olink, and Northwestern in Upcoming GenomeWeb Webinar on Proteomics Data Integration and Standardization

Jun 19, 2025, 8:00 AM EDT - 9 months ago

Quantum-Si to Join Leading Experts from DNAnexus, Olink, and Northwestern in Upcoming GenomeWeb Webinar on Proteomics Data Integration and Standardization

Quantum-Si Customer to Showcase Protein Barcoding for Nucleic Acid–LNP Therapeutic Development at Festival of Genomics Boston

Jun 17, 2025, 8:00 AM EDT - 9 months ago

Quantum-Si Customer to Showcase Protein Barcoding for Nucleic Acid–LNP Therapeutic Development at Festival of Genomics Boston

Quantum-Si's Single-Molecule Tech Enables Precise, Multiplexed Measurement of Nanobody Binding in a Single Assay

Jun 10, 2025, 8:00 AM EDT - 10 months ago

Quantum-Si's Single-Molecule Tech Enables Precise, Multiplexed Measurement of Nanobody Binding in a Single Assay

Quantum-Si: Sell On Weak Prospects And Risk Of Further Dilution

May 22, 2025, 7:30 AM EDT - 10 months ago

Quantum-Si: Sell On Weak Prospects And Risk Of Further Dilution

Quantum-Si incorporated (QSI) Q1 2025 Earnings Call Transcript

May 15, 2025, 8:24 PM EDT - 11 months ago

Quantum-Si incorporated (QSI) Q1 2025 Earnings Call Transcript

Quantum-Si Reports First Quarter 2025 Financial Results

May 15, 2025, 4:05 PM EDT - 11 months ago

Quantum-Si Reports First Quarter 2025 Financial Results

Dr. Gloria Sheynkman from the University of Virginia to Present Pioneering Research utilizing Quantum-Si's Next-Gen Protein Sequencing™ Platform in Upcoming Nature Webinar on May 15

May 12, 2025, 8:00 AM EDT - 11 months ago

Dr. Gloria Sheynkman from the University of Virginia to Present Pioneering Research utilizing Quantum-Si's Next-Gen Protein Sequencing™ Platform in Upcoming Nature Webinar on May 15

Quantum-Si to Report First Quarter 2025 Financial Results on May 15, 2025

Apr 24, 2025, 8:00 AM EDT - 11 months ago

Quantum-Si to Report First Quarter 2025 Financial Results on May 15, 2025

Quantum-Si Begins Shipping Platinum® Pro, Advancing Accessibility in Next-Gen Protein Sequencing™

Mar 26, 2025, 8:00 AM EDT - 1 year ago

Quantum-Si Begins Shipping Platinum® Pro, Advancing Accessibility in Next-Gen Protein Sequencing™

Quantum-Si to Participate in DNAnexus Webinar on Large Scale Proteomics in Multi-Omics Research

Mar 24, 2025, 6:01 AM EDT - 1 year ago

Quantum-Si to Participate in DNAnexus Webinar on Large Scale Proteomics in Multi-Omics Research

Quantum-Si: A Rose, By Any Other Name, Wouldn't Smell As Sweet

Mar 11, 2025, 12:24 AM EDT - 1 year ago

Quantum-Si: A Rose, By Any Other Name, Wouldn't Smell As Sweet

Quantum-Si incorporated (QSI) Q4 2024 Earnings Call Transcript

Mar 3, 2025, 7:42 PM EST - 1 year ago

Quantum-Si incorporated (QSI) Q4 2024 Earnings Call Transcript

Quantum-Si Reports Fourth Quarter and Full Year 2024 Financial Results

Mar 3, 2025, 4:05 PM EST - 1 year ago

Quantum-Si Reports Fourth Quarter and Full Year 2024 Financial Results

Quantum-Si's Customers and Researchers to Showcase Next-Generation Protein Sequencing™ at AGBT 2025

Feb 18, 2025, 4:05 PM EST - 1 year ago

Quantum-Si's Customers and Researchers to Showcase Next-Generation Protein Sequencing™ at AGBT 2025

Quantum-Si and Researchers to Showcase Next-Generation Protein Sequencing™ at US HUPO 2025

Feb 13, 2025, 8:00 AM EST - 1 year ago

Quantum-Si and Researchers to Showcase Next-Generation Protein Sequencing™ at US HUPO 2025

Quantum-Si to Report Fourth Quarter and Full Year 2024 Financial Results on March 3, 2025

Feb 12, 2025, 8:00 AM EST - 1 year ago

Quantum-Si to Report Fourth Quarter and Full Year 2024 Financial Results on March 3, 2025

Quantum-Si Establishes Scientific Advisory Board to Shape Next-Generation Proteomic Technologies

Feb 4, 2025, 8:00 AM EST - 1 year ago

Quantum-Si Establishes Scientific Advisory Board to Shape Next-Generation Proteomic Technologies

Quantum-Si and IDEX Health & Science to Partner on Optics Module for Proteus™ Instrument

Jan 28, 2025, 8:00 AM EST - 1 year ago

Quantum-Si and IDEX Health & Science to Partner on Optics Module for Proteus™ Instrument

Quantum-Si Showcases Advances in Multiomics at the Festival of Genomics UK

Jan 20, 2025, 8:00 AM EST - 1 year ago

Quantum-Si Showcases Advances in Multiomics at the Festival of Genomics UK

Quantum-Si Launches Platinum® Pro: The End-to-End Solution for Deeper Insights in Proteomics

Jan 13, 2025, 8:00 AM EST - 1 year ago

Quantum-Si Launches Platinum® Pro: The End-to-End Solution for Deeper Insights in Proteomics

Quantum-Si's New Preprint Showcases Protein Barcoding as a Powerful Tool for Transforming Proteomics

Jan 8, 2025, 8:00 AM EST - 1 year ago

Quantum-Si's New Preprint Showcases Protein Barcoding as a Powerful Tool for Transforming Proteomics

Quantum-Si's 327% Rally In Six Months: Is Nvidia The Catalyst For More Gains?

Jan 7, 2025, 9:30 AM EST - 1 year ago

Quantum-Si's 327% Rally In Six Months: Is Nvidia The Catalyst For More Gains?

NVDA

Quantum-Si: The Technical Picture Has Improved (Rating Upgrade)

Dec 29, 2024, 9:30 AM EST - 1 year ago

Quantum-Si: The Technical Picture Has Improved (Rating Upgrade)

RGTI, QSI, QMCO, IONQ stocks are surging: time to short them?

Dec 27, 2024, 3:11 AM EST - 1 year ago

RGTI, QSI, QMCO, IONQ stocks are surging: time to short them?

IONQ QMCO RGTI

Brodman
Brodman Mar. 20 at 3:04 PM
$QSI It's all over but the shouting....out of business by EOY 2026.
0 · Reply
tievLeaf
tievLeaf Mar. 20 at 11:26 AM
$QSI feels like it can go back to $1 within next week
3 · Reply
Rebooter
Rebooter Mar. 19 at 8:50 PM
$QSI Because they know management won't lift a finger to stop them. Seems risky to short a stock trading below it's cash, but since management refuses to support the stock with buys or even a press release for crying out loud, it's free money for the shorts.
2 · Reply
tievLeaf
tievLeaf Mar. 19 at 2:39 PM
$QSI all markets down, just keep holding and dca. proteus is this year, don't listen to fuds/shorters/bears, literally don't get why they are even posting on this subs lol considering the low traffic already.
2 · Reply
Bagel965
Bagel965 Mar. 18 at 11:15 PM
$QSI Worth a read. https://www.reddit.com/r/pennystocks/comments/1rprze9/qsi_mega_insider_purchases_filed_yesterday_ahead/
0 · Reply
OCDInvestor
OCDInvestor Mar. 18 at 11:01 PM
$QSI Taking a poll. Will the QSI reverse split be: 1) 1 for 20 2) 1 for 30 3) 1 for 40
1 · Reply
robdob2394
robdob2394 Mar. 18 at 8:19 PM
$QSI
0 · Reply
Brodman
Brodman Mar. 18 at 5:20 PM
$QSI POS is history....just a matter of time and they are OUT OF BUSINESS...THEY ARE NOW!!!!
0 · Reply
MaskMaker
MaskMaker Mar. 17 at 9:45 PM
$QCOM $QS $QSI $QTI is on the move
0 · Reply
alchemy2442
alchemy2442 Mar. 17 at 4:37 PM
$QSI Hmmmm, QSI brass is certainly granting themselves a shit ton of shares….
2 · Reply
DragonAlgo
DragonAlgo Mar. 17 at 12:30 PM
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0 · Reply
Brodman
Brodman Mar. 16 at 4:28 PM
$QSI Garbage...just haven't declared bankruptcy yet.
2 · Reply
Gsmittypoos
Gsmittypoos Mar. 16 at 12:31 AM
$QSI this is our week! Oil is bringing down the market, but we’re going to fight up stream! Long live this stock!!!
1 · Reply
Brodman
Brodman Mar. 15 at 9:44 PM
$QSI Time to admit that QSI has no chance to succeed. Just a matter of time before this goes out of business….zero chance to survive.
2 · Reply
thelattehq
thelattehq Mar. 15 at 4:00 PM
$TSLX $BR $QSI https://www.thelattehq.com/p/the-week-oil-took-over-the-market
0 · Reply
apestonkrocketdiamond
apestonkrocketdiamond Mar. 13 at 10:57 PM
$SRXH something magical brewing?? $EONR $RBNE $QSI going parabolic
0 · Reply
naziLivesDontMatter
naziLivesDontMatter Mar. 13 at 8:35 PM
$QSI can we please go to $2 so i can take my profit and move to HIMS lol
4 · Reply
BigMoneyNoWhammies_
BigMoneyNoWhammies_ Mar. 13 at 3:25 PM
$QSI speculating my speculations on this speculative stock… speculatively of course.
1 · Reply
Moof94
Moof94 Mar. 13 at 3:00 PM
$QSI need a big catalyst to move this stock, Good news down Bad news much down Trash always trash
0 · Reply
CelticBeast
CelticBeast Mar. 12 at 6:20 PM
$QSI who Fing bought today baby!!!! 🙏🏻💪🏻🍀
0 · Reply
SireThinkalot
SireThinkalot Mar. 12 at 4:35 PM
$QSI Added 💎 🙌
0 · Reply
Gsmittypoos
Gsmittypoos Mar. 12 at 3:05 PM
$QSI it just moves like a crypto. Don’t worry, be happy
0 · Reply