Arqit Quantum SEC Filings
NASDAQ: ARQQTechnologyComputer Software: Prepackaged SoftwareUSD
17.23-1.20 (-6.51%)
At close: Oct 9, 4:00 PM ET · Delayed 15 min
Arqit Quantum filing overview
This page lists 60 recent SEC filings by Arqit Quantum (ARQQ), including 40 4, 11 6-K, 3 424B3, 2 SCHEDULE 13D/A. Form 10-K is the audited annual report, 10-Q the quarterly report, 8-K covers material events, and Form 4 reports insider transactions. All documents link directly to SEC EDGAR.
Summary generated from market data by MetaCap's automated system. Methodology
ARQQ SEC filings
| Filed | Form | Description | Document |
|---|---|---|---|
| Oct 8, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| Oct 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 8, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 7, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 7, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 7, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 7, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 7, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 7, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 7, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 7, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 6, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Oct 5, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Sep 23, 2026 | 4 | OWNERSHIP DOCUMENT | View on EDGAR |
| Sep 10, 2026 | SCHEDULE 13G/A | Beneficial ownership report (passive) (amendment) | View on EDGAR |
| Sep 9, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| Aug 19, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| Jul 21, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 21, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 21, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 17, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 17, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 17, 2026 | 4 | Statement of changes in beneficial ownership | View on EDGAR |
| Jul 13, 2026 | 4 | OWNERSHIP DOCUMENT | View on EDGAR |
| Jul 9, 2026 | 4 | OWNERSHIP DOCUMENT | View on EDGAR |
| Jul 7, 2026 | 4 | OWNERSHIP DOCUMENT | View on EDGAR |
| Jun 23, 2026 | SCHEDULE 13G | Beneficial ownership report (passive) | View on EDGAR |
| Jun 17, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| May 26, 2026 | SCHEDULE 13D/A | Beneficial ownership report (activist) (amendment) | View on EDGAR |
| May 21, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| May 21, 2026 | 424B3 | Prospectus | View on EDGAR |
| May 1, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| Apr 13, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| Mar 4, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| Jan 26, 2026 | 424B5 | Prospectus | View on EDGAR |
| Jan 12, 2026 | 6-K | Report of foreign private issuer | View on EDGAR |
| Dec 9, 2025 | 20-F | Annual report (foreign private issuer) | View on EDGAR |
| Dec 9, 2025 | 6-K | Report of foreign private issuer | View on EDGAR |
| Dec 9, 2025 | 424B3 | Prospectus | View on EDGAR |
| Dec 9, 2025 | 424B3 | Prospectus | View on EDGAR |
| Nov 12, 2025 | SCHEDULE 13D/A | Beneficial ownership report (activist) (amendment) | View on EDGAR |
| Oct 21, 2025 | 6-K | Report of foreign private issuer | View on EDGAR |