Arqit Quantum Inc. reports

Company location: London, United Kingdom
Fiscal year end: 30 September

Arqit Quantum Inc. has filed 426 SEC EDGAR filings since 12 May 2021

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SEC filing history

Showing 1-25 of 426 matching filings.

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25

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1

4

OWNERSHIP DOCUMENT

Filing date: 09 Jul 2026
Reporting date: 07 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 07 Jul 2026
Reporting date: 02 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jul 2026
Reporting date: 01 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jul 2026
Reporting date: 01 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jul 2026
Reporting date: 01 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jul 2026
Reporting date: 01 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jul 2026
Reporting date: 01 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jul 2026
Reporting date: 01 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 06 Jul 2026
Reporting date: 01 Jul 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-40777

144 filing

Filing date: 02 Jul 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-40777

144 filing

Filing date: 02 Jul 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-40777

144 filing

Filing date: 02 Jul 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-40777

144 filing

Filing date: 02 Jul 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 02 Jul 2026
Reporting date: 30 Jun 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-40777

144 filing

Filing date: 02 Jul 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 02 Jul 2026
Reporting date: 30 Jun 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 30 Jun 2026
Reporting date: 26 Jun 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-40777

144 filing

Filing date: 30 Jun 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

144 File 001-40777

144 filing

Filing date: 30 Jun 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 26 Jun 2026
Reporting date: 24 Jun 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 24 Jun 2026
Reporting date: 22 Jun 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

OWNERSHIP DOCUMENT

Filing date: 24 Jun 2026
Reporting date: 22 Jun 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

SCHEDULE 13G File 005-92850

SCHEDULE 13G filing

Filing date: 23 Jun 2026
Reporting date: Not listed
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 22 Jun 2026
Reporting date: 01 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

4

PRIMARY DOCUMENT

Filing date: 22 Jun 2026
Reporting date: 01 Apr 2026
SEC evidence: Open document Open filing
Next action: Verify source filing

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