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NASDAQ · ARQQ

Arqit Quantum Inc.

Technology · Software - Infrastructure

$15.00

Down-$1.07 (-7.13%)

Updated Nov 4, 2026, 8:36 PM

SID Score

2.8/10

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 – $36.50
Volume
182.01K
Avg. volume
310K

Price performance · ARQQ

ARQQ price history

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Latest ARQQ news

The latest Smart Investors Daily articles mentioning ARQQ.

Stock researchCompany · Overview

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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Yahoo · Oct 20, 2026

Arqit announces strategic investment in Sirius to strengthen quantum-safe communications for defence and government

Investment builds on successful joint deployments to accelerate product development and expand into new defence marketsLONDON, Oct. 20, 2026 (GLOBE NEWSWIRE) -- Arqit Quantum Inc. (NASDAQ: ARQQ), a global leader in quantum-safe encryption helping safeguard sensitive information from current and future cyber threats, today announced a strategic investment in Sirius Computer, Inc., a technology provider of secure computing and networking solutions for defence, intelligence and critical national in

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