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QSI
Quantum-Si incorporated
0.84
1 x 0.83
8 x 0.84
bid
ask
+
0.05
5.90%
02:54 PM
timesize
Ytd-23.94%
1y-30.27%
0.80
day range
0.85
0.69
52 week range
3.10
Open0.80Prev Close0.79Low0.80High0.85Mkt Cap165.52M
Vol1.65MAvg Vol4.93MEPS-0.51P/E-1.64Forward P/E-1.66
Beta3.24Short Ratio0.53Inst. Own36.00%DividendN/ADiv YieldN/A
Ex Div DateN/AEarning08-0550-d Avg0.90200-d Avg1.101yr Est3.25

QSI News

Quantum-Si to Report Second Quarter 2026 Financial Results on August 13, 2026
globenewswire.com
Quantum-Si to Report Second Quarter 2026 Financial Results on August 13, 2026

BRANFORD, Conn., July 27, 2026 (GLOBE NEWSWIRE) -- Quantum-Si Incorporated (Nasdaq: QSI) (“Quantum-S

Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
businesswire.com
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 5

Quantum-Si and Cell Signaling Technology Partner to Advance Post-Translational Modification Analysis on Proteus™
businesswire.com
Quantum-Si and Cell Signaling Technology Partner to Advance Post-Translational Modification Analysis

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si and Cell Signaling Technology Partner to Advance Post-T

Quantum-Si Announces the Expansion of the Proteus™ Roadshow
gurufocus.com
Quantum-Si Announces the Expansion of the Proteus™ Roadshow

[url="]Quantum-Si Incorporated[/url] (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”

Quantum-Si Announces the Expansion of the Proteus™ Roadshow
businesswire.com
Quantum-Si Announces the Expansion of the Proteus™ Roadshow

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces the Expansion of the Proteus™ Roadshow.

euNetworks launches new quantum-safe private connectivity service powered by Adtran's encrypted optical transport technology
businesswire.com
euNetworks launches new quantum-safe private connectivity service powered by Adtran's encrypted opti

LONDON--(BUSINESS WIRE)-- #5G--Adtran and euNetworks today announced their collaboration on the laun

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

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

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

[url="]Quantum-Si Incorporated[/url] (Nasdaq: QSI) (“Quantum-Si,” “QSI” or the “Company”

Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
businesswire.com
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 5

Quantum-Si Q1 Earnings Call Highlights
marketbeat.com
Quantum-Si Q1 Earnings Call Highlights

Quantum-Si NASDAQ: QSI reported first-quarter 2026 revenue of $258,000 and reiterated that the year

Quantum-Si Incorporated (QSI) Reports Q1 Loss, Misses Revenue Estimates
zacks.com
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 Cons

Quantum-Si Reports First Quarter 2026 Financial Results and Highlights Proteus™ Development Milestones
businesswire.com
Quantum-Si Reports First Quarter 2026 Financial Results and Highlights Proteus™ Development Mileston

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Reports First Quarter 2026 Financial Results and Highli

Quantum-Si to Participate in the H.C. Wainwright 4th Annual BioConnect Investor Conference at NASDAQ
businesswire.com
Quantum-Si to Participate in the H.C. Wainwright 4th Annual BioConnect Investor Conference at NASDAQ

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si to Participate in the H.C. Wainwright 4th Annual BioCon

Quantum-Si Announces Successful Sequencing on Integrated Proteus™ Instruments
businesswire.com
Quantum-Si Announces Successful Sequencing on Integrated Proteus™ Instruments

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces Successful Sequencing on Integrated Proteus™

Forget Neuralink: The Real Brain Tech Trade Has 10 Names You’ve Never Heard
investorplace.com
Forget Neuralink: The Real Brain Tech Trade Has 10 Names You’ve Never Heard

The real brain computer interface opportunity isn't in the headlines. These 10 stocks are building t

Quantum-Si to Report First Quarter 2026 Financial Results on May 7, 2026
businesswire.com
Quantum-Si to Report First Quarter 2026 Financial Results on May 7, 2026

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si to Report First Quarter 2026 Financial Results on May 7

Quantum-Si Announces Two Customer Posters to be Presented at the American Association of Cancer Research Annual Meeting
businesswire.com
Quantum-Si Announces Two Customer Posters to be Presented at the American Association of Cancer Rese

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces Two Customer Posters to be Presented at the A

Quantum-Si Announces New Manuscript Demonstrating the Value of Single-molecule Protein Sequencing to Aid in Identifying New Cancer Treatment Strategies
businesswire.com
Quantum-Si Announces New Manuscript Demonstrating the Value of Single-molecule Protein Sequencing to

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces New Manuscript Demonstrating Value of Single-

Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
businesswire.com
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 5

Quantum-Si Announces First Customer Samples Tested on the Proteus™ Prototype System
businesswire.com
Quantum-Si Announces First Customer Samples Tested on the Proteus™ Prototype System

BRANFORD, Conn.--(BUSINESS WIRE)--Quantum-Si Announces First Customer Samples Tested on the Proteus™

Earnings Scheduled For March 3, 2026
benzinga.com
Earnings Scheduled For March 3, 2026

Earnings Scheduled For November 5, 2025
benzinga.com
Earnings Scheduled For November 5, 2025

benzinga.com
12 Health Care Stocks Moving In Monday's Intraday Session

Inventiva, MoonLake Immunotherapeutics And Other Big Stocks Moving Lower In Monday's Pre-Market Session
benzinga.com
Inventiva, MoonLake Immunotherapeutics And Other Big Stocks Moving Lower In Monday's Pre-Market Sess

U.S. stock futures were higher this morning, with the Dow futures gaining more than 100 points on Mo

Why Merus Shares Are Trading Higher By 38%; Here Are 20 Stocks Moving Premarket
benzinga.com
Why Merus Shares Are Trading Higher By 38%; Here Are 20 Stocks Moving Premarket

Shares of Merus NV (NASDAQ: MRUS) rose sharply in today's pre-market trading. Genmab announce

benzinga.com
Earnings Scheduled For August 5, 2025

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

Why Apogee Therapeutics Shares Are Trading Higher By 50%; Here Are 20 Stocks Moving Premarket
benzinga.com
Why Apogee Therapeutics Shares Are Trading Higher By 50%; Here Are 20 Stocks Moving Premarket

Boeing, Orix And 3 Stocks To Watch Heading Into Monday
benzinga.com
Boeing, Orix And 3 Stocks To Watch Heading Into Monday

US stock futures down, stocks to watch: LGCB, STSS, IX, QSI, BA. LGCB reports loss, STSS names new c

Top 2 Health Care Stocks That May Implode In Q2
benzinga.com
Top 2 Health Care Stocks That May Implode In Q2

benzinga.com
Earnings Scheduled For May 15, 2025

benzinga.com
Earnings Scheduled For March 3, 2025

Why Smart Share Global Shares Are Trading Higher By 44%; Here Are 20 Stocks Moving Premarket
benzinga.com
Why Smart Share Global Shares Are Trading Higher By 44%; Here Are 20 Stocks Moving Premarket

benzinga.com
Market-Moving News for November 20th

TGT: -21% | Target shares are trading lower after the company reported worse than expected Q3 FY24 e

benzinga.com
Earnings Scheduled For November 12, 2024

benzinga.com
Earnings Scheduled For February 29, 2024

Companies Reporting Before The Bell • Frontline (NYSE:FRO) is expected to report quarterly earnings

benzinga.com
Why Fisker Shares Are Trading Higher By Over 20%? Here Are Other Stocks Moving In Friday's Mid-Day S

Shares of Fisker Inc. (NYSE: FSR) rose sharply during Friday’s session after the company provided a

benzinga.com
Earnings Scheduled For November 9, 2023

Companies Reporting Before The Bell • Indivior (NASDAQ:INDV) is expected to report quarterly earnin

benzinga.com
Earnings Scheduled For August 7, 2023

Companies Reporting Before The Bell • Sohu.com (NASDAQ:SOHU) is expected to report quarterly loss a

benzinga.com
Earnings Scheduled For May 11, 2023

Companies Reporting Before The Bell • Takeda Pharmaceutical (NYSE:TAK) is likely to report earnings

benzinga.com
Stocks That Hit 52-Week Lows On Thursday

  On Thursday, 498 companies reached new 52-week lows.

benzinga.com
Stocks That Hit 52-Week Lows On Friday

  Friday's session saw 104 companies set new 52-week lows.

benzinga.com
Stocks That Hit 52-Week Lows On Friday

  On Friday, 469 companies hit new 52-week lows.

benzinga.com
Stocks That Hit 52-Week Lows On Friday

  On Friday, 497 companies set new 52-week lows.

benzinga.com
Earnings Scheduled For March 6, 2023

Companies Reporting Before The Bell • Passage Bio (NASDAQ:PASG) is estimated to report earnings for

benzinga.com
Stocks That Hit 52-Week Lows On Friday

  Friday's session saw 75 companies set new 52-week lows.

benzinga.com
Stocks That Hit 52-Week Lows On Friday

  During Friday's trading, 293 companies set new 52-week lows.

benzinga.com
Stocks That Hit 52-Week Lows On Monday

  Monday saw 196 companies set new 52-week lows.

benzinga.com
Earnings Scheduled For November 7, 2022

Companies Reporting Before The Bell • NAPCO Security Techs (NASDAQ:NSSC) is expected to report quar

benzinga.com
Earnings Scheduled For August 8, 2022

  Companies Reporting Before The Bell • Pyxis Tankers (NASDAQ:PXS) is likely to report earnings fo