14.65

1.60% 0.23

After Hours: 14.70 0.05 +0.34%

Arqit Quantum Inc (ARQQ)

Overview News Price History Option Chain Discussions Forecast

Arqit Quantum Inc stock is traded at $14.65, with a volume of 245.42K. It is up +1.60% in the last 24 hours and up +4.87% over the past month. Arqit Quantum Inc is a cybersecurity company that has pioneered a symmetric key agreement technology that makes the communications links of any networked device or data at rest secure against current and future forms of cyber attack - even an attack from a quantum computer. The company delivers its symmetric key agreement technology via its product SKA-Platform. The firm operates in one segment, that is, the provision of cybersecurity services. The company operates and generates its revenue from UK.

Previous Close:

$14.42

Open:

$14.62

24h Volume:

245.42K

Relative Volume:

0.91

Market Cap:

$229.30M

Revenue:

$530.00K

Net Income/Loss:

$-35.43M

P/E Ratio:

-5.9497

EPS:

-2.4623

Net Cash Flow:

$-28.87M

1W Performance:

+3.97%

1M Performance:

+4.87%

6M Performance:

-57.23%

1Y Performance:

-9.06%

1-Day Range:

$13.95

$14.87

1-Week Range:

$13.04

$15.19

52-Week Range:

$11.52

$62.00

Arqit Quantum Inc Stock (ARQQ) Company Profile

Name

Arqit Quantum Inc

Sector

Technology (774)

Industry

Software - Infrastructure (168)

Phone

Address

Employee

Twitter

Next Earnings Date

2026-03-31

Latest SEC Filings

ARQQ's Discussions on Twitter

Compare ARQQ vs MSFT, ORCL, PLTR, CRWD, SNPS

Stocks	Price	Market Cap	Revenue	Net Income	Cash Flow	EPS
ARQQ Arqit Quantum Inc	14.65	225.70M	530.00K	-35.43M	-28.87M	-2.4623
MSFT Microsoft Corp	411.38	3.07T	318.27B	125.22B	72.92B	16.79
ORCL Oracle Corp	185.35	518.52B	64.08B	16.40B	-24.74B	5.5698
PLTR Palantir Technologies Inc	135.91	350.06B	5.22B	2.29B	2.69B	0.889
CRWD Crowdstrike Holdings Inc	476.53	119.01B	4.81B	-181.85M	1.24B	-0.7398
SNPS Synopsys Inc	502.51	95.30B	8.00B	1.10B	2.28B	6.4708

Arqit Quantum Inc Stock (ARQQ) Upgrades & Downgrades

Date	Action	Analyst	Rating Change
Dec-31-24	Reiterated	H.C. Wainwright	Buy
Jul-19-22	Initiated	Deutsche Bank	Hold
Apr-26-22	Initiated	H.C. Wainwright	Buy

Arqit Quantum Inc Stock (ARQQ) Latest News

May 04, 2026

Arqit Quantum (ARQQ) director sells 493 business combination warrants - Stock Titan

May 04, 2026

May 02, 2026

Arqit Quantum Adds Experienced Independent Director to Audit Committee - The Globe and Mail

May 02, 2026

May 01, 2026

Cristina Levis joins Arqit Inc. (ARQQ) board and Audit Committee - Stock Titan

May 01, 2026

Apr 30, 2026

[Form 4] Arqit Quantum Inc. Insider Trading Activity - Stock Titan

Apr 30, 2026

Apr 29, 2026

Arqit Quantum (NASDAQ: ARQQ) director reports sales of Business Combination Warrants - Stock Titan

Apr 29, 2026

Apr 28, 2026

Heritage Assets SCSp tied to Arqit (ARQQ) trims 484 warrant holdings - Stock Titan

Apr 23, 2026

ARQQ (Arqit Quantum Inc. Ordinary Shares) reports 80.9 percent year over year Q4 2025 revenue growth, shares dip 2.83 percent.Trending Entry Points - UBND thành phố Hải Phòng

Apr 23, 2026

Apr 21, 2026

ARQQ Financials: Income Statement, Balance Sheet & Cash Flow | Arqit Quantum Inc - Stock Titan

Apr 21, 2026

4: Statement of changes in beneficial ownership of securities-Director Lefebvre d'Ovidio Manfredi - Moomoo

Apr 21, 2026

Insider tied to Arqit (NASDAQ: ARQQ) trims Business Combination Warrants - Stock Titan

Apr 21, 2026

Apr 20, 2026

ARQQW | Arqit Quantum Inc. Warrants Insider Trading - Quiver Quantitative

Apr 20, 2026

ARQQ (NASDAQ: ARQQ) affiliate notifies sale of 435 shares; prior insider sales listed - Stock Titan

Apr 20, 2026

Arqit Quantum: Alphabet's Updated Timeline For Quantum Computing Has Transformed The Outlook - Seeking Alpha

Apr 20, 2026

Arqit Quantum (ARQQW) Stock: Why Switching Cost (Weakens) 2026-04-20Momentum Investing - Cổng thông tin điện tử Tỉnh Sơn La

Apr 20, 2026

Apr 17, 2026

Arqit Quantum (ARQQ) director-linked entity sells Business Combination Warrants - Stock Titan

Apr 17, 2026

Nvidia Sparks Quantum Stock Rally Across IONQ, RGTI, QBTS, but Fundamentals Lag Behind - The Globe and Mail

Apr 17, 2026

Arqit joins Tomorrow Street portfolio as first quantum security firm By Investing.com - Investing.com Australia

Apr 17, 2026

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

Apr 17, 2026

Apr 16, 2026

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

Apr 16, 2026

Arqit Named Scaleup Partner by Tomorrow Street - The Quantum Insider

Apr 16, 2026

Arqit joins Tomorrow Street portfolio as first quantum security firm - Investing.com

Apr 16, 2026

Tomorrow Street, a Joint Venture Between Vodafone and Luxembourg's Technology Incubator, Chooses Arqit to Add Quantum Security Solutions to Its Portfolio - 富途牛牛

Apr 16, 2026

Tomorrow Street, a joint venture between Vodafone and - GlobeNewswire

Apr 16, 2026

12 Information Technology Stocks Moving In Thursday's Pre-Market Session - Benzinga

Apr 16, 2026

Apr 15, 2026

(ARQQ) Movement Within Algorithmic Entry Frameworks - Stock Traders Daily

Apr 15, 2026

Stock Traders Purchase Large Volume of Call Options on Arqit Quantum (NASDAQ:ARQQ) - MarketBeat

Apr 15, 2026

Apr 14, 2026

Travel giant A&K Travel Group chooses Colt for global quantum-safe network supported by Arqit - marketscreener.com

Apr 14, 2026

Arqit Quantum Posts Sharp Preliminary Revenue Growth for First Half of Fiscal 2026 - The Globe and Mail

Apr 14, 2026

Arqit Quantum sees H1 FY2026 revenue at $0.6M - MSN

Apr 14, 2026

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

Apr 14, 2026

Apr 13, 2026

Breakout Zone: What is Arqit Quantum Inc Equity Warrants valuation compared to sectorFed Meeting & Fast Entry and Exit Trade Plans - baoquankhu1.vn

Apr 13, 2026

Arqit Quantum Inc. (NASDAQ: ARQQ) posts strong jump in preliminary H1 2026 revenue - Stock Titan

Apr 13, 2026

Aug Setups: Whats the outlook for Arqit Quantum Inc Equity Warrants sectorQuarterly Growth Report & Community Trade Idea Sharing - baoquankhu1.vn

Apr 13, 2026

Apr 12, 2026

Have Arqit Quantum Insiders Been Selling Stock? - 富途牛牛

Apr 12, 2026

Apr 11, 2026

Aug Shorts: Whats the outlook for Arqit Quantum Inc Equity Warrants sectorWeekly Trade Summary & Real-Time Volume Trigger Notifications - baoquankhu1.vn

Apr 11, 2026

Apr 10, 2026

Arqit Quantum (ARQQ) Anticipates Significant Revenue Growth for H1 FY2026 - GuruFocus

Apr 10, 2026

Press Release: Arqit Quantum Inc. Announces Select Preliminary Financial Results for the First Half of Fiscal Year 2026 - 富途牛牛

Apr 10, 2026

Arqit Quantum Inc. Reports Preliminary Financial Results for First Half of Fiscal Year 2026 - Quiver Quantitative

Apr 10, 2026