8.18
price down icon2.50%   -0.21
after-market After Hours: 8.19 0.010 +0.12%
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Quantum Computing Inc stock is traded at $8.18, with a volume of 7.18M. It is down -2.50% in the last 24 hours and up +4.34% over the past month. Quantum Computing Inc is an integrated photonics and non-linear quantum optics company to develop and deliver machines for quantum computing, reservoir computing, and remote sensing, imaging, and cybersecurity applications based on patented and proprietary photonics technology. Its products are designed to operate at room temperature and low power at an affordable cost. The Company's portfolio of core technologies and products offers capabilities in the areas of high-performance computing, artificial intelligence, and cybersecurity, as well as remote sensing applications.
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Previous Close:
$8.39
Open:
$8.735
24h Volume:
7.18M
Relative Volume:
0.89
Market Cap:
$1.85B
Revenue:
$4.33M
Net Income/Loss:
$-39.71M
P/E Ratio:
-30.41
EPS:
-0.269
Net Cash Flow:
$-42.07M
1W Performance:
-8.71%
1M Performance:
+4.34%
6M Performance:
+19.07%
1Y Performance:
-59.06%
1-Day Range:
Value
$8.11
$8.76
1-Week Range:
Value
$8.11
$9.01
52-Week Range:
Value
$6.18
$25.84

Quantum Computing Inc Stock (QUBT) Company Profile

Name
Name
Quantum Computing Inc
Name
Phone
703-436-2161
Name
Address
5 MARINE VIEW PLZ, SUITE 214, HOBOKEN
Name
Employee
77
Name
Twitter
Name
Next Earnings Date
2026-11-13
Name
Latest SEC Filings
Name
QUBT's Discussions on Twitter

Compare QUBT vs DELL, ANET, SNDK, STX, WDC

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
QUBT icon
QUBT
Quantum Computing Inc
8.18 2.03B 4.33M -39.71M -42.07M -0.269
DELL icon
DELL
Dell Technologies Inc
562.52 344.45B 134.19B 8.41B 9.44B 12.58
ANET icon
ANET
Arista Networks Inc
207.35 260.51B 9.71B 3.72B 5.28B 2.9204
SNDK icon
SNDK
Sandisk Corp
1,719.99 260.30B 13.18B 4.51B 4.46B 28.77
STX icon
STX
Seagate Technology Holdings Plc
848.99 208.48B 11.01B 2.38B 2.41B 10.54
WDC icon
WDC
Western Digital Corp
415.29 164.70B 11.78B 6.38B 2.91B 16.75

Quantum Computing Inc Stock (QUBT) Upgrades & Downgrades

Date Action Analyst Rating Change
Apr-20-26 Initiated Northland Capital Outperform
Jan-15-26 Initiated Rosenblatt Buy
Dec-17-25 Initiated Wedbush Neutral
Sep-18-25 Initiated Lake Street Buy
Jul-02-25 Initiated Cantor Fitzgerald Neutral

Quantum Computing Inc Stock (QUBT) Latest News

pulisher
Oct 01, 2026

Is Quantum Computing Inc. a Buy Right Now? - The Motley Fool

Oct 01, 2026
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Oct 01, 2026

Is Quantum Computing Inc. a Buy Right Now? - The Motley Fool

Oct 01, 2026
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Oct 01, 2026

D-Wave Launches Gate-Model Simulator Beta Program, Advancing Error-Aware Programming Capabilities - 01net

Oct 01, 2026
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Oct 01, 2026

Quantum Computing Inc. launches Dirac-3S optimization machine - Investing.com

Oct 01, 2026
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Oct 01, 2026

QCi Scales Quantum Computing Inc. To Nearly 10,000 Variables With Dirac-3S - Quantum Zeitgeist

Oct 01, 2026
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Oct 01, 2026

Quantum Computing Inc. Announces Dirac-3S, Scaling to Nearly 10,000 Variables - HPCwire

Oct 01, 2026
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Oct 01, 2026

QTREX Quantum Announces Independent Cryogenic Testing Results Confirming AME Interconnect Performance for Quantum Computing Applications - Quiver Quantitative

Oct 01, 2026
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Oct 01, 2026

Quantum Computing Inc. launches Dirac-3S, scali... - Pluang

Oct 01, 2026
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Oct 01, 2026

Quantum Computing Stocks Face Profitability Test as Revenue Boom Meets Earnings Reality - ChartMill

Oct 01, 2026
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Oct 01, 2026

D-Wave Launches Gate-Model Quantum Simulator Beta - The Quantum Insider

Oct 01, 2026
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Oct 01, 2026

D-Wave launches gate-model quantum computing simulator beta - Investing.com

Oct 01, 2026
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Sep 30, 2026

Promising Quantum Computing Stocks To Keep An Eye OnSeptember 30th - MarketBeat

Sep 30, 2026
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Sep 30, 2026

Rigetti Computing (NASDAQ:RGTI) Quantum Shares Trade Choppy As Chip And AI Names Lead Wall Street Higher - Kalkine Media

Sep 30, 2026
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Sep 30, 2026

One Year Later, Only One Quantum Stock Call Paid Off. Here’s What Changed. - 24/7 Wall St.

Sep 30, 2026
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Sep 30, 2026

Bank of America Corp DE Acquires New Stake in Quantum Computing Inc. $QUBT - MarketBeat

Sep 30, 2026
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Sep 29, 2026

Promising Quantum Computing Stocks To Add to Your WatchlistSeptember 29th - MarketBeat

Sep 29, 2026
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Sep 29, 2026

Infleqtion and Riverlane Sign MOU to Advance Quantum Error Correction and Fault-Tolerant Computing in the UK - Business Wire

Sep 29, 2026
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Sep 28, 2026

RGTI vs QUBT: Which Quantum Computing Stock Has More Upside Potential? - Zacks Investment Research

Sep 28, 2026
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Sep 28, 2026

Investigation launched into Quantum Computing I... - Pluang

Sep 28, 2026
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Sep 28, 2026

Kuehn Law Encourages Investors of Quantum Computing Inc. to Contact Law Firm - Morningstar

Sep 28, 2026
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Sep 28, 2026

Engineers Gate Manager LP Cuts Stake in Quantum Computing Inc. $QUBT - MarketBeat

Sep 28, 2026
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Sep 27, 2026

The Technical Signals Behind (QUBT) That Institutions Follow - Stock Traders Daily

Sep 27, 2026
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Sep 26, 2026

Quantum Computing Stocks To Watch TodaySeptember 26th - MarketBeat

Sep 26, 2026
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Sep 26, 2026

Quantum Computing (NASDAQ:QUBT) Upgraded at Wall Street Zen - MarketBeat

Sep 26, 2026
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Sep 25, 2026

Best Quantum Computing Stocks To ResearchSeptember 25th - MarketBeat

Sep 25, 2026
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Sep 25, 2026

A Quantum Leap for Public Education: FCPS Plans to Host the World's First K-12 Quantum Computer - Yahoo Finance

Sep 25, 2026
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Sep 25, 2026

Rigetti Computing, Inc. (NASDAQ:RGTI) Receives Consensus Recommendation of "Hold" from Analysts - MarketBeat

Sep 25, 2026
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Sep 25, 2026

QUBT vs. IONQ: Which Quantum Stock Should You Buy, Hold or Sell Now? - TradingView

Sep 25, 2026
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Sep 25, 2026

QUBT Stock’s Numbers Are Sending Two Different Signals, Which One Should You Believe? - TIKR.com

Sep 25, 2026
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Sep 25, 2026

Photonic Inc Teams with Microsoft on Quantum Resource Estimation | Business | Sep 2026 - Photonics Spectra

Sep 25, 2026
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Sep 25, 2026

Infleqtion (INFQ): A High-Conviction Pure Play in Quantum Computing - Yahoo Finance

Sep 25, 2026
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Sep 25, 2026

UTM Becomes Base For Malaysia’s First Quantum Computing Hardware Company - The Quantum Insider

Sep 25, 2026
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Sep 25, 2026

Nvidia: A Key Player in AI and Quantum Computing - Intellectia AI

Sep 25, 2026
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Sep 24, 2026

Quantum Computing (QUBT) Faces A Valuation Test Following Its ECOC Showcase And Qatar Tie Up - simplywall.st

Sep 24, 2026
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Sep 24, 2026

D-Wave Quantum (NYSE: QBTS) Secures $100M In CHIPS Act Funding While Landing AT&T And NTT DOCOMO Deals - foreignpolicyjournal.com

Sep 24, 2026
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Sep 24, 2026

Quantum Stocks Near Q3 Finish Line: How IONQ, RGTI & QBTS Are Faring - TradingView

Sep 24, 2026
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Sep 24, 2026

Why Did Rigetti Computing (NASDAQ:RGTI) Rally With the Quantum Group? - Kalkine Media

Sep 24, 2026
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Sep 24, 2026

Here's How QUBT's Fab 2 Could Accelerate Quantum Manufacturing - uk.finance.yahoo.com

Sep 24, 2026
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Sep 24, 2026

A quantum computer links 30 protected bits in one shared state. - Stock Titan

Sep 24, 2026
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Sep 24, 2026

Infleqtion Achieves 30 Entangled Logical Qubits on Its Sqale Quantum Computer - Business Wire

Sep 24, 2026
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Sep 24, 2026

Dirac-3 Quantum System To Be Available In Qatar Through New HBKU Deal - Quantum Zeitgeist

Sep 24, 2026
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Sep 24, 2026

UTM Becomes R&D&C Base for Malaysia's First Quantum Computing Hardware Company - The Manila Times

Sep 24, 2026
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Sep 23, 2026

BigBear.ai vs. IONQ: Comparing Revenue Trends Between an Artificial Intelligence Upstart and a Quantum Computer Company - The Motley Fool

Sep 23, 2026
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Sep 23, 2026

CGI And D-Wave Quantum Partner to Advance Enterprise Quantum Adoption - The Quantum Insider

Sep 23, 2026
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Sep 23, 2026

IonQ Error-Correction Breakthrough Lifts Quantum Stocks as Wall Street Debates D-Wave Upside - finance.biggo.com

Sep 23, 2026
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Sep 23, 2026

Cathie Wood Just Bought This Quantum Computing Stock. Should You Follow Her In? - Yahoo Finance

Sep 23, 2026
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Sep 23, 2026

IONQ’s Breakthrough Ignites Quantum Computing Stocks - Benzinga

Sep 23, 2026
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Sep 23, 2026

Quantum Computing (NASDAQ:QUBT) Shares Gap UpHere's What Happened - MarketBeat

Sep 23, 2026
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Sep 23, 2026

IonQ is in 'the beginning of an exciting era,' CEO says as Nvidia deal lifts stock - finance.yahoo.com

Sep 23, 2026
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Sep 23, 2026

IonQ Sends Strong Signal on Quantum Computing - Yahoo Finance

Sep 23, 2026
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Sep 23, 2026

Photonic Inc. And Microsoft Collaborate To Advance Quantum Resource Estimation - Canadian Manufacturing

Sep 23, 2026

Quantum Computing Inc Stock (QUBT) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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Quantum Computing Inc Stock (QUBT) Insider Trading

Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total
Roberts Christopher Bruce
CFO and General Counsel
Mar 10 '26
Sale
7.85
68,902
541,005
1,132,398
Roberts Christopher Bruce
CFO and General Counsel
Mar 11 '26
Sale
7.85
9,360
73,495
1,123,038
$104.32
price up icon 0.97%
$43.77
price down icon 0.50%
$43.69
price up icon 4.22%
HPQ HPQ
$32.12
price down icon 0.09%
P P
$140.14
price up icon 4.48%
WDC WDC
$415.29
price down icon 10.22%
Cap:     |  Volume (24h):