1.26

5.26% -0.07

Quantum Si Incorporated (QSI)

Overview News Price History Option Chain Financials Discussions Forecast

Quantum Si Incorporated stock is traded at $1.26, with a volume of 3.61M. It is down -5.26% in the last 24 hours and up +2.44% over the past month. 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.

Previous Close:

$1.33

Open:

$1.34

24h Volume:

3.61M

Relative Volume:

0.58

Market Cap:

$230.76M

Revenue:

Net Income/Loss:

$-95.96M

P/E Ratio:

-1.8529

EPS:

-0.68

Net Cash Flow:

$-99.31M

1W Performance:

+0.00%

1M Performance:

+2.44%

6M Performance:

+34.06%

1Y Performance:

-31.15%

1-Day Range:

$1.24

$1.34

1-Week Range:

$1.15

$1.35

52-Week Range:

$0.6121

$5.77

Quantum Si Incorporated Stock (QSI) Company Profile

Name

Quantum Si Incorporated

Sector

Healthcare (1153)

Industry

Medical Devices (157)

Phone

(203) 458-7100

Address

29 BUSINESS PARK DRIVE, BRANFORD

Employee

143

Twitter

Next Earnings Date

2025-03-03

Latest SEC Filings

QSI's Discussions on Twitter

Compare QSI with other stocks

Stocks	Price	Market Cap	Revenue	Net Income	Cash Flow	EPS
QSI Quantum Si Incorporated	1.26	230.76M	0	-95.96M	-99.31M	-0.68
ABT Abbott Laboratories	133.24	231.09B	42.34B	13.50B	6.66B	7.71
BSX Boston Scientific Corp	102.86	155.24B	17.55B	2.03B	2.72B	1.37
SYK Stryker Corp	380.92	144.54B	23.22B	2.86B	3.58B	7.40
MDT Medtronic Plc	83.48	108.82B	33.20B	4.26B	5.47B	3.29
EW Edwards Lifesciences Corp	73.68	44.31B	5.54B	4.18B	623.10M	7.00

Quantum Si Incorporated Stock (QSI) Upgrades & Downgrades

Date	Action	Analyst	Rating Change
Feb-07-25	Initiated	Alliance Global Partners	Buy
Dec-08-23	Initiated	H.C. Wainwright	Buy
Sep-25-23	Downgrade	Canaccord Genuity	Buy → Hold
Oct-20-21	Initiated	Canaccord Genuity	Buy

Quantum Si Incorporated Stock (QSI) Latest News

04:51 AM

Quantum-Si incorporated (NASDAQ:QSI) Shares Sold by Barclays PLC - The AM Reporter

04:51 AM

03:32 AM

Barclays PLC Sells 46,210 Shares of Quantum-Si incorporated (NASDAQ:QSI) - Defense World

03:32 AM

May 09, 2025

Mariner LLC Acquires 7,540 Shares of Quantum-Si incorporated (NASDAQ:QSI) - Defense World

May 09, 2025

Wells Fargo & Company MN Purchases 8,802 Shares of Quantum-Si incorporated (NASDAQ:QSI) - Defense World

May 09, 2025

May 08, 2025

Quantum-Si (QSI) Projected to Post Quarterly Earnings on Thursday - Defense World

May 08, 2025

May 03, 2025

Is QSI Stock a Smart Investment ? A Deep Dive into Quantum-Si’s Future Potential - Startup Info

May 03, 2025

Apr 30, 2025

QSI’s Stock Market Adventure: -57.78% YTD Growth Amidst Volatility - investchronicle.com

Apr 30, 2025

Holdings of Quantum-Si Incorporated (QSI) are aligned with the stars - Sete News

Apr 30, 2025

Apr 29, 2025

Market Insights: Quantum-Si Incorporated (QSI)’s Notable Drop of -1.63, Closing at 1.21 - DWinneX

Apr 29, 2025

Renaissance Technologies LLC Buys 503,400 Shares of Quantum-Si incorporated (NASDAQ:QSI) - Defense World

Apr 29, 2025

Apr 28, 2025

Quantum-Si Incorporated’s Market Journey: Closing Strong at 1.29, Up 0.39 - DWinneX

Apr 28, 2025

Technical analysis of Quantum-Si Incorporated (QSI) stock chart patterns - uspostnews.com

Apr 28, 2025

Apr 26, 2025

Geode Capital Management LLC Raises Position in Quantum-Si incorporated (NASDAQ:QSI) - Defense World

Apr 26, 2025

Apr 24, 2025

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

Apr 24, 2025

Apr 23, 2025