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0.8613
2.39%
-0.0211
After Hours:
.87
0.0087
+1.01%
Quantum Si Incorporated stock is traded at $0.8613, with a volume of 2.41M.
It is down -2.39% in the last 24 hours and down -10.35% over the past month.
Quantum-Si Inc is a life sciences company focused on proteomics research and analytical technologies. It develops single-molecule detection platforms designed to enable next-generation protein sequencing (NGPS) and large-scale protein analysis. Its technology supports massively parallel sequencing of proteins and can also be applied to the study of nucleic acids, providing tools for researchers and clinical applications in molecular analysis. The company's revenue is derived from sales of products and services.
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Previous Close:
$0.8824
Open:
$0.88
24h Volume:
2.41M
Relative Volume:
0.54
Market Cap:
$186.36M
Revenue:
$2.44M
Net Income/Loss:
$-101.34M
P/E Ratio:
-1.665
EPS:
-0.5173
Net Cash Flow:
$-97.23M
1W Performance:
-11.75%
1M Performance:
-10.35%
6M Performance:
-42.58%
1Y Performance:
-44.61%
1-Day Range:
$0.8517
$0.8861
1-Week Range:
$0.8517
$1.01
52-Week Range:
$0.842
$3.10
Quantum Si Incorporated Stock (QSI) Company Profile
Name
Quantum Si Incorporated
Sector
Industry
Phone
(203) 458-7100
Address
29 BUSINESS PARK DRIVE, BRANFORD
Compare QSI vs ABT, SYK, MDT, BSX, EW
| Stocks | Price | Market Cap | Revenue | Net Income | Cash Flow | EPS |
|---|---|---|---|---|---|---|
QSI
Quantum Si Incorporated
|
0.8613 | 190.92M | 2.44M | -101.34M | -97.23M | -0.5173 |
|
ABT
Abbott Laboratories
|
107.19 | 188.52B | 44.33B | 6.50B | 7.40B | 3.717 |
|
SYK
Stryker Corp
|
339.76 | 132.34B | 25.12B | 3.25B | 4.28B | 8.3984 |
|
MDT
Medtronic Plc
|
86.87 | 111.97B | 35.48B | 4.64B | 5.41B | 3.582 |
|
BSX
Boston Scientific Corp
|
69.89 | 105.77B | 20.08B | 2.89B | 3.66B | 1.9391 |
|
EW
Edwards Lifesciences Corp
|
82.46 | 47.98B | 6.07B | 1.06B | 1.34B | 1.8063 |
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
Quantum-Si Incorporated (NASDAQ:QSI) Q4 2025 earnings call transcript - MSN
Aug Swings: Is Quantum Si incorporated a play on infrastructure spending2026 Action & Fast Entry High Yield Tips - baoquankhu1.vn
Quantum-Si (QSI) CFO receives 780,847 options and 652,803 RSUs - Stock Titan
Quantum-Si (QSI) GC granted 261K RSUs and options on 312K shares - Stock Titan
Quantum-Si (QSI) CEO receives large stock option and RSU grants - Stock Titan
Quantum-Si (QSI) CPO Vieceli awarded options and 391,681 RSUs - Stock Titan
Quantum-Si outlines $1M 2026 revenue target and $425,000 Proteus list price as company prepares for major platform transition - MSN
Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4) - marketscreener.com
Quantum-Si announces inducement grants - Medical Buyer
Rate Cut: How sensitive is Quantum Si incorporated to inflationRecession Risk & Precise Trade Entry Recommendations - baoquankhu1.vn
Insider Buying: Quantum-Si (NASDAQ:QSI) Director Buys 500,000 Shares of Stock - MarketBeat
Quantum-si Insider Bought Shares Worth $459,800, According to a Recent SEC Filing - marketscreener.com
Paula Dowdy Acquires 109,890 Shares of Quantum-Si (NASDAQ:QSI) Stock - MarketBeat
Director buys 500,000 Quantum-Si (QSI) shares in open-market trade - Stock Titan
Director Paula Dowdy adds 109,890 Quantum-Si (QSI) shares in open-market buy - Stock Titan
Research Analysts Issue Forecasts for Quantum-Si Q1 Earnings - MarketBeat
Quantum‑Si Bets On Proteus In Pivotal Earnings Call - The Globe and Mail
Will Quantum Si incorporated Equity Warrant stock benefit from upcoming earnings reportsWeekly Loss Report & Daily Profit Focused Screening - Naître et grandir
Travel Stocks: Is Quantum Si incorporated Equity Warrant currently under institutional pressureJuly 2025 Volume & Daily Chart Pattern Signals - baoquankhu1.vn
AI Reliance Poses Growing Regulatory and Operational Risks for Quantum-Si - The Globe and Mail
Quantum-Si incorporated (NASDAQ:QSI) Q4 2025 Earnings Call Transcript - Insider Monkey
Quantum-Si incorporated Q4 2025 Earnings Call Summary - Yahoo Finance
Canaccord cuts Quantum-SI stock price target on weak results By Investing.com - Investing.com Australia
QSI: 2026 focuses on consumables growth and Proteus launch, with strong cash reserves and cost control - TradingView
Quantum-Si (QSI) Q4 2025 Earnings Call Transcript - AOL.com
QSI: 2026 will see minimal instrument sales, with revenue driven by consumables ahead of the Proteus launch - TradingView
Quantum-Si Q4 Earnings Call Highlights - MarketBeat
QSI: 2025 revenue fell 20% to $2.4M, net loss was $101.3M, and $93.5M was raised in equity offerings - TradingView
Quantum-Si Incorporated (QSI) Stock Falls on Q4 2025 Earnings - Quiver Quantitative
Quantum-Si (NASDAQ:QSI) Issues Earnings Results, Beats Estimates By $0.06 EPS - MarketBeat
Quantum-Si (QSI) details proteomics strategy, Platinum line and Proteus plan - Stock Titan
Quantum-Si incorporated Reports Earnings Results for the Full Year Ended December 31, 2025 - marketscreener.com
[8-K] Quantum-Si Inc Reports Material Event | QSI SEC FilingForm 8-K - Stock Titan
Quantum-Si Reports Fourth Quarter and Full Year 2025 Financial Results - Business Wire
QSIAW Stock Price, News & Analysis - Stock Titan
Examining the Future: Quantum-Si's Earnings Outlook - Sahm
US Market Wrap: Can Quantum Si incorporated Equity Warrant maintain its current growth rate2025 Winners & Losers & Reliable Trade Execution Plans - baoquankhu1.vn
Director Amir Jafri granted 114,055 Quantum-Si (QSI) stock options - Stock Titan
Fund Flows: Is Quantum Si incorporated forming a bullish divergence2025 AllTime Highs & Low Risk Entry Point Guides - baoquankhu1.vn
Quantum-Si Incorporated (QSI) Stock Analysis: Exploring a Potential 171% Upside in the Healthcare Sector - DirectorsTalk Interviews
Stop Loss: How much upside does Quantum Si incorporated Equity Warrant haveFed Meeting & Growth Focused Stock Reports - baoquankhu1.vn
Quantum-Si (QSI) to Release Earnings on Tuesday - MarketBeat
Can Quantum Si incorporated Equity Warrant be recession proofPortfolio Performance Summary & Smart Swing Trading Alerts - mfd.ru
Is Quantum Si incorporated Equity Warrant stock a good pick for beginnersWeekly Trend Recap & Risk Controlled Daily Plans - mfd.ru
Risk Off: Does Quantum Si incorporated stock reflect fundamentalsJuly 2025 Analyst Calls & High Accuracy Swing Trade Signals - baoquankhu1.vn
How Quantum Si incorporated Equity Warrant stock performs in interest rate cycles2025 Volatility Report & Growth Oriented Trading Recommendations - mfd.ru
How cyclical is Quantum Si incorporated Equity Warrant’s revenue streamWeekly Profit Recap & AI Powered Trade Plan Recommendations - mfd.ru
Is Quantum Si incorporated a stock for growth or value investorsInflation Watch & Reliable Price Breakout Signals - mfd.ru
Why Quantum Si incorporated Equity Warrant stock could rally in 2025Quarterly Earnings Report & Technical Pattern Based Signals - mfd.ru
Portfolio Shifts: Whats the profit margin of Quantum Si incorporated Equity Warrant2025 Big Picture & Technical Pattern Based Buy Signals - baoquankhu1.vn
Quantum-Si Incorporated (QSI) Stock Analysis: Exploring a 196% Potential Upside in the Medical Devices Sector - DirectorsTalk Interviews
Quantum Si Incorporated Stock (QSI) Financials Data
Revenue
Net Income
Cash Flow
EPS
Quantum Si Incorporated Stock (QSI) Insider Trading
| Insider Trading | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total |
|---|---|---|---|---|---|---|---|
| Dowdy Paula | Director |
Mar 05 '26 |
Buy |
0.95 |
109,890 |
104,450 |
269,107 |
| Vieceli John S. | Chief Product Officer |
Dec 22 '25 |
Sale |
1.28 |
21,927 |
27,979 |
800,973 |
0.85%
1.86%
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