Security
Arqit Quantum Inc. Ordinary Shares · ARQQ
ARQQNASDAQCommon stockCurrentCIK 1859690Updated Oct 21, 2026
ARQQ price & chart
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NASDAQ:ARQQ on TradingView ↗About the company
Arqit Quantum Inc. (Nasdaq: ARQQ) secures the world’s most critical data with quantum-safe encryption software. Simple, scalable, and compliant, its products integrate with existing infrastructure, and requires no rip and replace of hardware. Arqit provides a complete “Detect, Protect, Comply” solution for governments and enterprises that detects and inventories cryptographic assets, protects data, ensures compliance, and safeguards transition to the post-quantum era.
In the news
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Seeking Alpha
SA Asks: Is now the time to buy quantum stocks? If so, which ones? ↗
Arqit Quantum reports FY2026 revenue growth, $51M cash ↗
SEC disclosures
Arqit Quantum Inc. files prospectus supplement (424B3) ↗
Recent filings
Show 5 more recent filings
Financials
FY 2024 · USDSource
Source
Source
cash flow · annual statements
| Line item | FY 2024 | FY 2023 | FY 2022 | FY 2021 |
|---|---|---|---|---|
| Cash flows from operating activities: | ||||
| Profit or LossUSD | -54,581,000Source | -70,393,000Source | 65,075,000Source | -271,729,101Source |
| Additional Financial Items | ||||
| AdjustmentsForFinanceIncomeUSD | 930,000Source | 41,000Source | — | — |
| AdjustmentsForSharebasedPaymentsUSD | -2,908,000Source | 14,118,000Source | 22,915,000Source | 165,570Source |
| AdjustmentsForUnrealisedForeignExchangeLossesGainsUSD | -9,281,000Source | -11,685,000Source | 13,535,000Source | -228,132Source |
| PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivitiesUSD | 3,051,000Source | 1,315,000Source | 657,000Source | — |
| ProceedsFromBorrowingsClassifiedAsFinancingActivitiesUSD | — | — | — | 5,041,971Source |
| ProceedsFromIssuingSharesUSD | 13,076,000Source | 45,080,000Source | — | — |
| PurchaseOfIntangibleAssetsClassifiedAsInvestingActivitiesUSD | 3,322,000Source | 15,411,000Source | 22,056,000Source | 9,082,456Source |
| RepaymentsOfBorrowingsClassifiedAsFinancingActivitiesUSD | — | — | — | 6,119,891Source |
income statement · annual statements
| Line item | FY 2024 | FY 2023 | FY 2022 | FY 2021 |
|---|---|---|---|---|
| Total RevenueUSD | 293,000Source | 640,000Source | 7,212,000Source | 47,910Source |
| Additional Financial Items | ||||
| AdministrativeExpenseUSD | 23,177,000Source | 55,201,000Source | 72,153,000Source | 14,559,321Source |
| ApplicableTaxRatenumber | 0.25Source | 0.22Source | 0.19Source | 0.19Source |
| BasicEarningsLossPerShareUSD per share | -10.79Source | -0.54Source | 0.54Source | — |
| DepreciationRightofuseAssetsUSD | 1,432,000Source | 1,642,000Source | 923,000Source | — |
| DilutedEarningsLossPerShareUSD per share | -10.79Source | -0.54Source | 0.53Source | — |
| EmployeeBenefitsExpenseUSD | 17,079,000Source | 39,713,000Source | 37,947,000Source | 10,935,570Source |
| ExpenseFromSharebasedPaymentTransactionsWithEmployeesUSD | -1,636,000Source | 14,118,000Source | 22,915,000Source | — |
| ExpenseRelatingToShorttermLeasesForWhichRecognitionExemptionHasBeenUsedUSD | 74,000Source | 3,000Source | 12,000Source | — |
| FinanceCostsUSD | 223,000Source | 284,000Source | 221,000Source | 1,078,070Source |
| FinanceIncomeUSD | 930,000Source | 41,000Source | — | — |
| ImpairmentLossRecognisedInProfitOrLossIntangibleAssetsOtherThanGoodwillUSD | 2,032,000Source | 17,601,000Source | — | — |
| IncomeTaxExpenseContinuingOperationsUSD | — | -141,000Source | — | — |
| InterestExpenseOnLeaseLiabilitiesUSD | 223,000Source | 284,000Source | 221,000Source | — |
| OtherIncomeUSD | 392,000Source | 53,000Source | 12,843,000Source | — |
| PostemploymentBenefitExpenseDefinedBenefitPlansUSD | — | — | — | 165,178Source |
| ProfessionalFeesExpenseUSD | 5,935,000Source | 12,415,000Source | 6,355,000Source | 4,733,186Source |
| ProfitLossAttributableToOwnersOfParentUSD | — | — | — | -271,344,437Source |
| ProfitLossBeforeTaxUSD | -23,977,000Source | -74,049,000Source | 65,075,000Source | -271,729,101Source |
| ProfitLossFromOperatingActivitiesUSD | -24,690,000Source | -84,444,000Source | -52,098,000Source | -172,560,961Source |
Offerings
Registration 333-292677
Filing attachments
tm2627283d1_ex99-1.htm · 6-K · 2026-10-08
Exhibit 99.1 Arqit Quantum Inc. Announces Select Preliminary Financial Results for the Second Half and Full Fiscal Year 2026 London, UK - 8 October 2026 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…
Read attachment ↗tm2623487d1_ex99-1.htm · 6-K · 2026-08-19
Exhibit 99.1 Arqit Quantum Inc. 3 Orchard Place London SW1H 0BF United Kingdom August 19, 2026 Dear Shareholder: You are invited to attend the Annual General Meeting of Arqit Quantum Inc. (“Arqit”), which will be held at 4.00 p.m., British Summer Time on September 8, 2026, at 5 Old Broad Street, London, EC2N 1DW United Kingdom and via webcast. Information concerning the matters to be considered and voted upon at the Annual General Meeting is set forth in the attached Notice and Proxy Sta…
Read attachment ↗tm2623487d1_ex99-2.htm · 6-K · 2026-08-19
Exhibit 99.2 Form of Proxy Card Signature [PLEASE SIGN WITHIN BOX] Date Signature (Joint Owners) Date TO VOTE, MARK BLOCKS BELOW IN BLUE OR BLACK INK AS FOLLOWS: KEEP THIS PORTION FOR YOUR RECORDS DETACH AND RETURN THIS PORTION ONLY THIS PROXY CARD IS VALID ONLY WHEN SIGNED AND DATED. T02989-P56750 For Against Abstain!!!!!! ARQIT QUANTUM INC. Nominees: 1. Election of Directors The Board of Directors recommends you vote FOR the following: Please sign exactly as your name…
Read attachment ↗arqq-20260331xex99d1.htm · 6-K · 2026-05-21
Exhibit 99.1 Arqit Quantum Inc. Announces Financial Results for First Half of Fiscal Year 2026 London, UK - 21 May 2026 Arqit Quantum Inc. (Nasdaq: ARQQ) (“Arqit” or the “Company”), a global leader in quantum-safe encryption, announces financial results for the first half of fiscal year 2026. Consistent with management’s preliminary assessment of the expected range of revenue, which was announced 10 April 2026, reported revenue for the first half of fiscal year 2026 was $623,000 as of 31 M…
Read attachment ↗arqq-20260331xex99d2.htm · 6-K · 2026-05-21
Table of Contents Exhibit 99.2 Arqit Quantum Inc. Unaudited Condensed Consolidated Interim Financial Statements For the period ended 31 March 2026 Table of Contents Arqit Quantum Inc. Unaudited Condensed Consolidated Financial Statements as of and for the period ended 31 March 2026 Contents Page Condensed Consolidated Statement of Comprehensive Income (unaudited) 3 Condensed Consolidated Statement of Financial P…
Read attachment ↗tm2611612d1_ex99-1.htm · 6-K · 2026-04-13
Exhibit 99.1 Arqit Quantum Inc. Announces Select Preliminary Financial Results for the First Half of Fiscal Year 2026 London, UK - 10 April 2026 Arqit Quantum Inc. (Nasdaq: ARQQ, ARQQW) (“Arqit”), a global leader in quantum-safe encryption, announces select preliminary financial results for the first half of fiscal year 2026. Based on preliminary unaudited results, management expects revenue for the first half period ended 31 March 2026 of approximately $620,000 to $630,000. This compares t…
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