SEC Form 4 · accession 0001859690-26-000102
Arqit Quantum Inc. · ARQQ
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Garth Ritchie
Director
Period of report
Jun 5, 2026
Accepted (ET)
Jun 5, 2026 · 5:38 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001859690
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Ordinary SharesF1 | Jun 5, 2026 | M | 73,562 | $2.50 | A | 104,249 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ordinary Share Purchase Warrants (right to buy)F1 | $2.50 | Jun 5, 2026 | M | 73,562 | D | — | Sep 30, 2026 | Ordinary Shares | 73,562 | 0 | D |
Explanation of responses
- F1Ordinary Share Purchase Warrants exercised at $2.50 per share for ARQQ ordinary shares.
Remarks
Due to the issuer's status as a foreign private issuer pursuant to Rule 3a12-3(b) under the Securities Exchange Act of 1934 (the "Act"), the reporting person's transactions in the issuer's securities are exempt from Sections 16(b) and 16(c) of the Act.