Arqit Quantum Inc (ARQQ) Stock Price, Quote & News

Company Profile

Arqit Quantum Inc. provides cybersecurity services through satellite and terrestrial platforms in the United Kingdom. The company offers QuantumCloud, a platform as a service that creates unbreakable software encryption keys. It also provides maintenance and support, and professional services. The company has a strategic collaboration with RAD for the development of a joint quantum-safe encryption solution for telecom networks. The company is based in London, the United Kingdom.

Industry: Software - Infrastructure

Sector: Technology

Phone: 44 203 9170155

Website: arqit.uk

Address:

3 Orchard Place, London, United Kingdom

laziio Aug. 19 at 12:04 PM

$ARQQ https://www.prnewswire.com/news-releases/global-post-quantum-cryptography-market-size-projected-to-reach-2-84-billion-by-2030--302855225.html

0 · Reply

KarinSparrow145 Aug. 19 at 9:07 AM

$ETON $ARQQ $DUOL $BETR Eton Pharmaceuticals advances specialty medicines, Arqit remains focused on quantum-safe cybersecurity, Duolingo benefits from language-learning engagement and subscriptions, and BETR remains highly speculative. I'm watching prescription growth, cybersecurity adoption, subscriber growth, and funding.

0 · Reply

rblackcloud09 Aug. 19 at 2:13 AM

$ARQQ It seems Fidelity doesn't beta test their platform updates prior to release, so I have to find their system faults, notify them to correct, on my time and dime, resulting in lost opportunities and capital. Anybody recommend a good trading platform?

1 · Reply

TheTaipan Aug. 18 at 4:02 PM

$ARQQ about to get lifted into the close~

0 · Reply

JPStox Aug. 18 at 1:37 PM

$ARQQ volume moves this quickly both ways! very

0 · Reply

TheTaipan Aug. 18 at 9:51 AM

$ARQQ steam starting to pick up. Feeling the rotation trade out of AI infrastructure has begun. Sold my $CRDO yesterday, and went longer here. Now have 600 shares. With the credit exposure on buildout exploding, the market wants a new narrative. And we’re here for it.

1 · Reply

JoeAlerts Aug. 14 at 3:26 PM

$ARQQ Any positive catalyst like contract news or gov agreement for PQC deployment this races towards $60 quickly.. they did say they are working on few for “this summer” on last ER! Any day imho..

0 · Reply

JoeAlerts Aug. 14 at 2:27 PM

$ARQQ Buyers 👀👀

1 · Reply

Auroxx Aug. 14 at 9:33 AM

$ARQQ Current holdings of Penserra Capital Management in Arqit Quantum (ARQQ): The Recent Purchase (13F Filing 13.08.20026 ) Shares Added: The fund purchased an additional 3,628,908 shares of ARQQ. Position Growth: This represents a massive 250% increase compared to their previously reported holdings. Estimated Market Value: The value of just this newly added block of shares is approximately $107.85 million.

0 · Reply

JoeAlerts Aug. 13 at 3:36 PM

$ARQQ $30 lotto calls next week on watch here.. any catalyst and this baby jumps big

0 · Reply

nLighten and Arqit prove you can use the public cloud without giving up sovereignty

2026-06-17T10:10:41.000Z - 2 months ago

Why ARQQ Stock Jumped While Quantum Stocks QBTS, IONQ, RGTI, and QUBT Sold Off

GOOG GOOGL INFQ IONQ MSFT QBTS QUBT

May 21, 2026, 11:00 AM EDT - 3 months ago

Arqit Quantum Earnings Call Transcript: H1 2026

May 21, 2026, 11:00 AM EDT - 3 months ago

Arqit Quantum Earnings release: H1 2026

May 21, 2026, 8:00 AM EDT - 3 months ago

Arqit Quantum Inc. Announces Financial Results for First Half of Fiscal Year 2026

May 11, 2026, 11:15 AM EDT - 3 months ago

Arqit Quantum Inc. Sets First Half 2026 Earnings Conference Call for Thursday, May 21, 2026 at 11:00 a.m. ET

2026-04-16T13:51:45.000Z - 4 months ago

Arqit Quantum selected to join the Tomorrow Street portfolio

Apr 16, 2026, 9:00 AM EDT - 4 months ago

Tomorrow Street, a joint venture between Vodafone and Luxembourg's technology incubator, chooses Arqit to add Quantum Security Solutions to its portfolio

Apr 10, 2026, 4:30 PM EDT - 4 months ago

Arqit Quantum Inc. Announces Select Preliminary Financial Results for the First Half of Fiscal Year 2026

Mar 2, 2026, 9:00 AM EST - 6 months ago

Arqit and RAD announce Quantum-Safe collaboration Against Evolving Cyberthreats

Feb 26, 2026, 9:00 AM EST - 6 months ago

62% of respondents cite data sovereignty and privacy risks as the biggest factor slowing AI projects in the public cloud

Feb 24, 2026, 9:00 AM EST - 6 months ago

Arqit quantum-safe keys now available pre-installed for Confidential Compute on Intel-based NetSec Cards

Feb 19, 2026, 9:00 AM EST - 6 months ago

Arqit and 6WIND launch technology and product integrations for Quantum-Safe services delivered by Telco Service Providers

Jan 23, 2026, 7:00 AM EST - 7 months ago

Arqit Quantum Registration statement: Registration Filing

Jan 22, 2026, 9:00 AM EST - 7 months ago

Arqit Launches Encryption Intelligence: Automated Cryptographic Discovery for Post-Quantum Migration and Compliance

Jan 12, 2026, 7:00 AM EST - 7 months ago

Arqit Quantum Registration statement: Registration Filing

Dec 9, 2025, 11:00 AM EST - 9 months ago

Arqit Quantum Earnings Call Transcript: H2 2025

Dec 9, 2025, 11:00 AM EST - 9 months ago

Arqit Quantum Earnings release: H2 2025

Dec 9, 2025, 11:00 AM EST - 9 months ago

Arqit Quantum Annual report: H2 2025

Dec 9, 2025, 8:00 AM EST - 9 months ago

Arqit Quantum Inc. Announces Financial Results for Fiscal Year 2025

Dec 3, 2025, 9:00 AM EST - 9 months ago

Arqit and Sparkle achieve quantum-resistant encryption at the speed of light

Dec 1, 2025, 9:00 AM EST - 9 months ago

Arqit Quantum Inc. Sets Fiscal year 2025 Conference Call for Tuesday, December 9, 2025 at 11:00 a.m. ET

Nov 18, 2025, 9:40 AM EST - 9 months ago

Arqit Quantum: ARQQ Stock's 10x Upside To $270?

Nov 11, 2025, 9:00 AM EST - 10 months ago

Arqit launches SKA Central Controller to simplify quantum-safe network deployments for Managed Service Providers

Oct 13, 2025, 1:18 PM EDT - 11 months ago

Quantum stocks surge after JPMorgan investing push into strategic tech

IONQ RGTI QBTS QUBT

Oct 9, 2025, 9:00 AM EDT - 11 months ago

Arqit Quantum Inc. Announces Select Preliminary Financial Results for the Second Half and Full Fiscal Year 2025

Sep 16, 2025, 9:00 AM EDT - 1 year ago

Fabric Networks purchases commercial license from Arqit to deploy quantum‑safe networks at scale

Sep 15, 2025, 9:00 AM EDT - 1 year ago

NCSC selects Arqit to support UK's post-quantum cryptography migrations

Sep 15, 2025, 8:00 AM EDT - 1 year ago

Arqit Quantum Registration statement: Registration Filing

Aug 29, 2025, 8:00 AM EDT - 1 year ago

Arqit Quantum Registration statement: Registration Filing

Aug 7, 2025, 9:00 AM EDT - 1 year ago

Arqit selected to join Vodafone's innovation centre Tomorrow Street: Scaleup X programme to explore new business opportunities

Jul 30, 2025, 9:00 AM EDT - 1 year ago

Arqit launches quantum-safe SKA Edge Controller to secure deployed military operations

Jun 17, 2025, 9:41 AM EDT - 1 year ago

Arqit Joins Oracle Defense Ecosystem

Jun 11, 2025, 1:45 PM EDT - 1 year ago

Arqit Quantum Transcript: Sidoti's Small-Cap Virtual Conference

May 27, 2025, 9:00 AM EDT - 1 year ago

Arqit acquires Ampliphae's technology IP, enhancing its global encryption portfolio

May 22, 2025, 11:00 AM EDT - 1 year ago

Arqit Quantum Earnings Call Transcript: H1 2025

May 22, 2025, 11:00 AM EDT - 1 year ago

Arqit Quantum Earnings release: H1 2025

May 22, 2025, 8:11 AM EDT - 1 year ago

Arqit Quantum Inc. Announces Financial Results for First Half of Fiscal Year 2025

May 13, 2025, 9:20 AM EDT - 1 year ago

Arqit Quantum Inc. Sets First Half 2025 Conference Call for Thursday, May 22, 2025 at 11:00 a.m. ET

Apr 29, 2025, 9:00 AM EDT - 1 year ago

Arqit, in collaboration with Equus and Intel, demonstrates a world-first Quantum-Safe CSfC-Compliant MACP Architecture for Classified Mobile Communications

INTC

Apr 28, 2025, 9:00 AM EDT - 1 year ago

Arqit delivers quantum-safe protection enhanced by confidential computing

Apr 16, 2025, 9:00 AM EDT - 1 year ago

Arqit appoints new Chief Technology Officer to drive innovation and growth

Apr 4, 2025, 8:30 AM EDT - 1 year ago

Arqit Quantum Inc. Announces Select Preliminary Financial Results for First Half of Fiscal Year 2025

Feb 6, 2025, 10:00 AM EST - 1 year ago

Arqit Quantum Transcript: Status Update

Feb 3, 2025, 9:38 AM EST - 1 year ago

Arqit Quantum Inc. Announces CEO Andy Leaver to be featured on HCW @ Home with Arqit Quantum Inc. 6 February 2025 at 10:00 a.m. ET

Jan 17, 2025, 7:00 AM EST - 1 year ago

Arqit Quantum Registration statement: Registration Filing

Dec 18, 2024, 9:00 AM EST - 1 year ago

Arqit Quantum Transcript: EGM 2024

Dec 5, 2024, 11:00 AM EST - 1 year ago

Arqit Quantum Earnings Call Transcript: H2 2024

Dec 5, 2024, 11:00 AM EST - 1 year ago

Arqit Quantum Annual report: H2 2024

Dec 5, 2024, 11:00 AM EST - 1 year ago

Arqit Quantum Earnings release: H2 2024

Dec 5, 2024, 8:00 AM EST - 1 year ago

Arqit Quantum Inc. Announces Financial and Operational Results for the Fiscal Year 2024

Nov 26, 2024, 1:00 PM EST - 1 year ago

Arqit Sets Fiscal Year 2024 Conference Call for Thursday, December 5, 2024 at 11:00 a.m. ET

Sep 30, 2024, 4:30 PM EDT - 2 years ago

Arqit Quantum Inc. Announces $13.6 Million Registered Direct Offering

Sep 27, 2024, 5:00 PM EDT - 2 years ago

Arqit announces leadership transition with the appointment of a new Chief Executive Officer

Sep 19, 2024, 7:00 AM EDT - 2 years ago

Arqit Quantum Inc. Announces 25:1 Reverse Share Split

Sep 5, 2024, 2:30 PM EDT - 2 years ago

Arqit Quantum Transcript: 2024 Annual Gateway Conference

Aug 7, 2024, 7:00 AM EDT - 2 years ago

Sparkle Pioneers Network-as-a-Service (NaaS) with Quantum-Safe Internet Use Case

May 20, 2024, 11:00 AM EDT - 2 years ago

Arqit Quantum Earnings Call Transcript: H1 2024

May 20, 2024, 11:00 AM EDT - 2 years ago

Arqit Quantum Quarterly report: H1 2024

May 20, 2024, 7:00 AM EDT - 2 years ago

Arqit Quantum Inc. Announces Financial and Operational Results for the First Half of Fiscal Year 2024

May 16, 2024, 9:52 AM EDT - 2 years ago

Sparkle Successfully Completes First Test of an International VPN Protected with Quantum Encryption

May 9, 2024, 7:00 AM EDT - 2 years ago

Arqit warns CISOs why they must act now to secure their data ready for the post-quantum world

May 6, 2024, 8:00 AM EDT - 2 years ago

Arqit Sets First Half 2024 Conference Call for Monday, May 20, 2024 at 11:00 a.m. ET

May 2, 2024, 7:00 AM EDT - 2 years ago

Arqit and SoftIron Partner to sell more secure data center deployments

Apr 29, 2024, 7:00 AM EDT - 2 years ago

Arqit announces collaboration to deliver out-of-the-box post-quantum cryptography solutions

Apr 24, 2024, 7:00 AM EDT - 2 years ago

Satellite Applications Catapult trials Arqit Network Secure™

Apr 15, 2024, 8:00 AM EDT - 2 years ago

Arqit founders to buy shares

Apr 3, 2024, 8:00 AM EDT - 2 years ago

Arqit clarifies certain Form 144 filings

Apr 3, 2024, 7:00 AM EDT - 2 years ago

LuxAG partners with Arqit and Traxpay to finance digital negotiable instruments

Mar 27, 2024, 12:00 AM EDT - 2 years ago

Vayana TradeXchange partners with Arqit to transform trade finance

Mar 5, 2024, 7:02 AM EST - 2 years ago

Arqit announces reseller agreement with Total Computers

Feb 29, 2024, 7:00 AM EST - 2 years ago

Arqit Awarded Top Honors in Two Categories at the Global Mobile Awards at 2024 Mobile World Congress

Feb 22, 2024, 7:00 AM EST - 2 years ago

Arqit and CableFree deliver world's first quantum-safe 5G cellular technology products

laziio Aug. 19 at 12:04 PM

$ARQQ https://www.prnewswire.com/news-releases/global-post-quantum-cryptography-market-size-projected-to-reach-2-84-billion-by-2030--302855225.html

0 · Reply

KarinSparrow145 Aug. 19 at 9:07 AM

0 · Reply

rblackcloud09 Aug. 19 at 2:13 AM

1 · Reply

TheTaipan Aug. 18 at 4:02 PM

$ARQQ about to get lifted into the close~

0 · Reply

JPStox Aug. 18 at 1:37 PM

$ARQQ volume moves this quickly both ways! very

0 · Reply

TheTaipan Aug. 18 at 9:51 AM

1 · Reply

JoeAlerts Aug. 14 at 3:26 PM

0 · Reply

JoeAlerts Aug. 14 at 2:27 PM

$ARQQ Buyers 👀👀

1 · Reply

Auroxx Aug. 14 at 9:33 AM

0 · Reply

JoeAlerts Aug. 13 at 3:36 PM

$ARQQ $30 lotto calls next week on watch here.. any catalyst and this baby jumps big

0 · Reply

JoeAlerts Aug. 13 at 2:10 PM

$IONQ Has been reversing all this week and I think $ARQQ is about to get some money flowing in as well..

0 · Reply

Bazziggr Aug. 13 at 10:51 AM

$ARQQ MLGO

0 · Reply

JoeAlerts Aug. 12 at 7:39 PM

$IONQ Another $700 million added to market cap TODAY! $ARQQ 👀👀⏱️

0 · Reply

JoeAlerts Aug. 12 at 5:53 PM

$ARQQ Adding!

0 · Reply

rblackcloud09 Aug. 12 at 10:51 AM

$ARQQ Day before yesterday: DoDIIS 2026 Executive Briefing Series From Quantum Potential to Mission Advantage Featured Speakers: Nick Nilan, US General Manager, Arqit Craig Miller, Director, Federal GTM Business Development, Strategy, Planning and Operations, IonQ Harvey Morrison, Co-Founder & CEO, Marion Square

0 · Reply

JoeAlerts Aug. 11 at 7:20 PM

$ARQQ I am in for another swing, $IONQ added nearly half a BILLION to its market cap today alone meanwhile ARQQ entire market cap is $420M Given quantum encryption needed now and recent executive orders to migrate, ARQQ is on the brink of. a major breakout imho.

0 · Reply

JoeAlerts Aug. 11 at 7:01 PM

$ARQQ This has a hugh likelihood of testing $30+ soon and on a positive catalyst could trigger a squeeze to $60 zone

0 · Reply

iTrade_Price Aug. 11 at 6:51 PM

$ARQQ -

0 · Reply

JoeAlerts Aug. 11 at 6:03 PM

$ARQQ Wants to blow the lid off 👀👀.. any nice news will send it $40+ or possibly test $60. Primed!

0 · Reply

Auroxx Aug. 11 at 5:25 PM

$ARQQ go babe go!

0 · Reply

JoeAlerts Aug. 11 at 2:28 PM

$ARQQ She wants to move 👀

0 · Reply

JoeAlerts Aug. 10 at 3:02 PM

$ARQQ I think this is going parabolic soon imho and here is why Sector: Quantum encryption (hottest upcoming sector) Total shares & cap: 17.4M $395M only To put this into perspective $IONQ $16.2 BILLION $RGTI $6 BILLION Total ownership: 95% Float: 6.2M Shares short: 3.28M (55%) Zero shares available

0 · Reply

Market Cap	372.36M
Revenue (ttm)	530,000.00
Net Income (ttm)	-35.34M
EPS (ttm)	N/A
PE Ratio	0.00
Forward PE	N/A
Profit Margin	-6,667.92%
Debt to Equity Ratio	0.00

Volume	336,700
Avg Vol	818,772
Day's Range	N/A - N/A
Shares Out	15.29M
Stochastic %K	38%
Beta	2.27
Analysts	Strong Buy
Price Target	$60.00