1.08
price up icon0.93%   0.01
after-market After Hours: 1.07 -0.01 -0.93%
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Quantum Si Incorporated stock is traded at $1.08, with a volume of 3.38M. It is up +0.93% in the last 24 hours and down -25.00% 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.
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Previous Close:
$1.07
Open:
$1.07
24h Volume:
3.38M
Relative Volume:
0.47
Market Cap:
$197.16M
Revenue:
-
Net Income/Loss:
$-95.96M
P/E Ratio:
-1.5882
EPS:
-0.68
Net Cash Flow:
$-99.31M
1W Performance:
-3.57%
1M Performance:
-25.00%
6M Performance:
-22.86%
1Y Performance:
+19.18%
1-Day Range:
Value
$1.03
$1.10
1-Week Range:
Value
$1.03
$1.1296
52-Week Range:
Value
$0.6121
$5.77

Quantum Si Incorporated Stock (QSI) Company Profile

Name
Name
Quantum Si Incorporated
Name
Phone
(203) 458-7100
Name
Address
29 BUSINESS PARK DRIVE, BRANFORD
Name
Employee
143
Name
Twitter
Name
Next Earnings Date
2025-03-03
Name
Latest SEC Filings
Name
QSI's Discussions on Twitter

Compare QSI with other stocks

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
Medical Devices icon
QSI
Quantum Si Incorporated
1.08 216.67M 0 -95.96M -99.31M -0.68
Medical Devices icon
ABT
Abbott Laboratories
132.94 231.15B 43.11B 13.94B 6.78B 7.98
Medical Devices icon
BSX
Boston Scientific Corp
107.22 158.98B 18.49B 2.50B 3.49B 1.68
Medical Devices icon
SYK
Stryker Corp
392.31 150.76B 23.82B 2.92B 4.02B 7.55
Medical Devices icon
MDT
Medtronic Plc
92.90 119.10B 34.20B 4.69B 5.30B 3.63
Medical Devices icon
EW
Edwards Lifesciences Corp
80.94 47.53B 5.69B 1.41B 577.90M 6.95

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

pulisher
Sep 06, 2025

Quantum-Si stock falls after pricing capital raise of $50M via stock offering - MSN

Sep 06, 2025
pulisher
Sep 06, 2025

Heatmap analysis for Quantum Si incorporated Equity Warrant and competitors2025 Earnings Surprises & High Return Stock Watch Alerts - Newser

Sep 06, 2025
pulisher
Sep 06, 2025

Can momentum traders help lift Quantum Si incorporated Equity WarrantJuly 2025 Setups & AI Enhanced Trading Signals - Newser

Sep 06, 2025
pulisher
Sep 06, 2025

Published on: 2025-09-06 12:46:17 - Newser

Sep 06, 2025
pulisher
Sep 06, 2025

How sensitive is Quantum Si incorporated Equity Warrant to inflation2025 Earnings Impact & Daily Chart Pattern Signal Reports - beatles.ru

Sep 06, 2025
pulisher
Sep 06, 2025

What are Quantum Si incorporated’s recent SEC filings showingMarket Growth Report & Fast Moving Market Watchlists - خودرو بانک

Sep 06, 2025
pulisher
Sep 06, 2025

Is Quantum Si incorporated Equity Warrant stock reversal real or fake2025 Buyback Activity & AI Enhanced Trading Alerts - Newser

Sep 06, 2025
pulisher
Sep 06, 2025

Is Quantum Si incorporated Equity Warrant stock undervalued right nowJuly 2025 WrapUp & Safe Swing Trade Setup Alerts - خودرو بانک

Sep 06, 2025
pulisher
Sep 06, 2025

What drives Quantum Si incorporated Equity Warrant’s stock priceWeekly Trend Recap & Proven Capital Preservation Tips - خودرو بانک

Sep 06, 2025
pulisher
Sep 05, 2025

Will Quantum Si incorporated outperform the market in YEAR2025 Price Action Summary & Real-Time Volume Analysis - خودرو بانک

Sep 05, 2025
pulisher
Sep 05, 2025

Quantum Si incorporated Equity Warrant stock trend outlook and recovery path2025 Geopolitical Influence & Risk Controlled Daily Trade Plans - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Can a trend reversal in Quantum Si incorporated lead to recoveryDay Trade & Verified Entry Point Detection - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Will Quantum Si incorporated Equity Warrant outperform small cap indexes2025 Trading Recap & Momentum Based Trading Ideas - خودرو بانک

Sep 05, 2025
pulisher
Sep 05, 2025

How to monitor Quantum Si incorporated with trend dashboards2025 Big Picture & Reliable Intraday Trade Plans - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Evaluating Quantum Si incorporated Equity Warrant with trendline analysis - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Will Quantum Si incorporated outperform during market rallies2025 AllTime Highs & Verified Technical Trade Signals - خودرو بانک

Sep 05, 2025
pulisher
Sep 05, 2025

Real time pattern detection on Quantum Si incorporated stock2025 Buyback Activity & Free Safe Capital Growth Stock Tips - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Is Quantum Si incorporated Equity Warrant stock poised for growthJuly 2025 Retail & Accurate Trade Setup Notifications - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

What MACD and RSI say about Quantum Si incorporated Equity WarrantLayoff News & Verified Momentum Stock Alerts - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

Can a trend reversal in Quantum Si incorporated Equity Warrant lead to recoveryJuly 2025 Momentum & Weekly Market Pulse Alerts - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

How to integrate Quantum Si incorporated Equity Warrant into portfolio analysis toolsEarnings Overview Report & Free Technical Pattern Based Buy Signals - Newser

Sep 05, 2025
pulisher
Sep 05, 2025

What indicators show strength in Quantum Si incorporated Equity WarrantWeekly Investment Recap & AI Based Buy and Sell Signals - Newser

Sep 05, 2025
pulisher
Sep 04, 2025

How high can Quantum Si incorporated stock go2025 Technical Overview & Real-Time Stock Movement Alerts - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Quantum Si incorporated stock momentum explainedTrade Risk Report & Daily Price Action Insights - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Statistical indicators supporting Quantum Si incorporated’s strengthJuly 2025 Review & Expert Approved Momentum Ideas - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

What the charts say about Quantum Si incorporated todayJuly 2025 Analyst Calls & Free Long-Term Investment Growth Plans - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Will Quantum Si incorporated Equity Warrant see short term momentumPortfolio Return Report & Verified Chart Pattern Trade Signals - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Understanding Quantum Si incorporated’s price movementShare Buyback & Capital Efficient Trading Techniques - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Applying chart zones and confluence areas to Quantum Si incorporated Equity WarrantEarnings Recap Summary & Growth Focused Stock Pick Reports - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

What MACD signals say about Quantum Si incorporatedInsider Selling & Real-Time Stock Movement Alerts - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

How to track smart money flows in Quantum Si incorporated Equity WarrantJuly 2025 Closing Moves & Reliable Volume Spike Trade Alerts - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Quantum Si incorporated Equity Warrant stock chart pattern explained2025 Top Gainers & Reliable Price Breakout Signals - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

Analyzing Quantum Si incorporated Equity Warrant with risk reward ratio charts2025 EndofYear Setup & High Accuracy Trade Alerts - Newser

Sep 04, 2025
pulisher
Sep 04, 2025

What data driven models say about Quantum Si incorporated’s futureQuarterly Portfolio Review & Risk Controlled Daily Plans - Newser

Sep 04, 2025
pulisher
Sep 03, 2025

Can Quantum Si incorporated reach resistance levels soonJuly 2025 Outlook & Fast Moving Stock Trade Plans - خودرو بانک

Sep 03, 2025
pulisher
Sep 03, 2025

Best data tools to analyze Quantum Si incorporated Equity Warrant stockJuly 2025 Setups & Entry and Exit Point Strategies - Newser

Sep 03, 2025
pulisher
Sep 03, 2025

Advanced analytics toolkit walkthrough for Quantum Si incorporatedJuly 2025 Volume & High Accuracy Swing Entry Alerts - Newser

Sep 03, 2025
pulisher
Sep 03, 2025

Is Quantum Si incorporated Equity Warrant reversing from oversold territoryWeekly Stock Recap & Scalable Portfolio Growth Ideas - Newser

Sep 03, 2025
pulisher
Sep 03, 2025

Long term hold vs stop loss in Quantum Si incorporated Equity WarrantTrend Reversal & Trade Opportunity Analysis - Newser

Sep 03, 2025
pulisher
Sep 03, 2025

Quantum Si incorporated stock trend forecastDay Trade & Verified Entry Point Detection - Newser

Sep 03, 2025
pulisher
Sep 03, 2025

Momentum divergence signals in Quantum Si incorporated Equity Warrant chart - Newser

Sep 03, 2025
pulisher
Sep 03, 2025

Regression analysis insights on Quantum Si incorporated performanceMarket Risk Summary & Risk Managed Investment Strategies - Newser

Sep 03, 2025
pulisher
Sep 03, 2025

Published on: 2025-09-03 02:48:15 - Newser

Sep 03, 2025
pulisher
Sep 03, 2025

Quantum Si incorporated’s volatility index tracking explainedJuly 2025 EndofMonth & Pattern Based Trade Signal System - Newser

Sep 03, 2025

Quantum Si Incorporated Stock (QSI) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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medical_devices STE
$245.30
price up icon 0.78%
$348.43
price up icon 0.57%
medical_devices PHG
$27.93
price up icon 0.72%
$80.51
price down icon 0.31%
$75.73
price up icon 2.17%
medical_devices EW
$80.94
price down icon 0.02%
Cap:     |  Volume (24h):