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Smart Investors Daily
AR

NASDAQ · ARQQ

Arqit Quantum Inc.

Technology · Software - Infrastructure

$14.02

Up+$1.29 (+9.20%)

Updated Oct 21, 2026, 1:40 AM

SID Score

2.4/10

Composite research score

Smart Money

—

Institutional and insider signal

Market cap
257.63M
P/E ratio
-7.12
Dividend yield
0.00%
52-week range
$11.52 – $49.33
Volume
397.64K
Avg. volume
310K

Price performance · ARQQ

ARQQ price history

1M range · 20 trading sessions · Daily adjusted prices

Prices through Oct 19, 2026

ARQQ closed at $14.02 after 20 trading sessions, down 39.15% for the selected period.

Last close
$14.02
Period change
-39.15%
Period low
$14.02
Period high
$24.64
Daily close
View OHLC price history
ARQQ OHLC price history, latest 40 sessions
DateOpenHighLowCloseVolume
Oct 19, 2026$14.62$14.64$13.3701$14.02397.64K
Oct 16, 2026$15.99$16.06$13.92$14.02401.82K
Oct 15, 2026$14.97$15.90$14.50$15.90326.71K
Oct 14, 2026$16.42$16.5255$15.32$15.37311.96K
Oct 13, 2026$16.47$17.19$16.21$16.84232.88K
Oct 12, 2026$17.27$17.9735$16.58$16.655292.49K
Oct 9, 2026$19.22$19.355$16.285$17.23742.92K
Oct 8, 2026$22.15$22.50$17.81$18.43832.29K
Oct 7, 2026$22.33$22.686$22.00$22.55171.36K
Oct 6, 2026$23.98$24.80$23.3319$23.43157.38K
Oct 5, 2026$24.34$24.44$23.48$23.68166.96K
Oct 2, 2026$24.30$24.9276$24.0801$24.62194.17K
Oct 1, 2026$24.00$24.16$23.05$23.95130.12K
Sep 30, 2026$24.48$25.00$23.90$24.06160.44K
Sep 29, 2026$24.86$25.10$23.80$24.12212.68K
Sep 28, 2026$24.30$24.86$23.5597$24.64194.64K
Sep 25, 2026$23.16$24.99$22.4901$24.60371.85K
Sep 24, 2026$21.94$23.61$21.70$23.12263.08K
Sep 23, 2026$23.30$23.545$22.02$22.54237.41K
Sep 22, 2026$23.51$24.4994$22.52$23.04391.6K

Latest ARQQ news

The latest Smart Investors Daily articles mentioning ARQQ.

ARQQ research

Overview

Company profile and research snapshot.

Company profile

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.

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Analyst outlook

Consensus and target data currently published for this company.

Consensus
—
Average target
$60.00
Implied upside
—
Analysts
—
ARQQ recent ratings
DateFirmRatingTarget
Oct 13, 2025HC Wainwright & Co.Buy—
Sep 18, 2025HC Wainwright & Co.Buy—
Dec 31, 2024HC Wainwright & Co.Buy—
Dec 6, 2024HC Wainwright & Co.Buy—
Jul 11, 2024HC Wainwright & Co.Buy—
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News briefing

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Yahoo · Oct 8, 2026

Arqit Quantum Inc. Announces Select Preliminary Financial Results for the Second Half and Full Fiscal Year 2026

LONDON, Oct. 08, 2026 (GLOBE NEWSWIRE) -- Arqit Quantum Inc. (Nasdaq: ARQQ) (“Arqit”), a global leader in quantum-safe encryption, announces select preliminary financial results for the second half and full fiscal year 2026. Based on preliminary unaudited results, management expects revenue for the second half period ended 30 September 2026 of approximately $355,000 to $380,000. For the full fiscal year ended 30 September 2026, revenue is expected to be $975,000 to $1,000,000. Cash and cash equi

Yahoo · Sep 25, 2026

Today's Stolen Data Could Be Tomorrow's Decrypted Data

Equity Insider News Commentary - Some of the most sensitive data intercepted today may not be read for years. The threat, known in security circles as 'harvest now, decrypt later', is that encrypted financial, government and health records captured now can simply be stored until a sufficiently capable quantum computer is able to break the public-key encryption protecting them. No quantum computer can do that today, but the prospect has already turned encryption upgrades into present-day work. Th

AI research layers

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