Form 4: Arqit Quantum Director Reports Stock Transaction
Insider Transaction (Form 4)
Carlo Calabria, a Director of Arqit Quantum Inc., reported multiple transactions in common stock on October 5, 2026.
Summary
- Option exercise/conversion: acquired 16 Ordinary Shares on October 5, 2026; holds 232,996 after (Direct).
- Option exercise/conversion: acquired 66 Ordinary Shares on October 5, 2026; holds 233,062 after (Direct).
- Option exercise/conversion: acquired 83 Ordinary Shares on October 5, 2026; holds 233,145 after (Direct).
- Option exercise/conversion: acquired 83 Ordinary Shares on October 5, 2026; holds 233,228 after (Direct).
- Option exercise/conversion: disposed of 16 Restricted Share Units on October 5, 2026; holds 816 after (Direct).
- Option exercise/conversion: disposed of 66 Restricted Share Units on October 5, 2026; holds 750 after (Direct).
- Option exercise/conversion: disposed of 83 Restricted Share Units on October 5, 2026; holds 1,001 after (Direct).
- Option exercise/conversion: disposed of 83 Restricted Share Units on October 5, 2026; holds 2,000 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Carlo Calabria — Director
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-10-05 | Option exercise/conversion | Ordinary Shares | 16 | — | — | 232,996 |
| 2026-10-05 | Option exercise/conversion | Ordinary Shares | 66 | — | — | 233,062 |
| 2026-10-05 | Option exercise/conversion | Ordinary Shares | 83 | — | — | 233,145 |
| 2026-10-05 | Option exercise/conversion | Ordinary Shares | 83 | — | — | 233,228 |
| 2026-10-05 | Option exercise/conversion | Restricted Share Units | 16 | — | — | 816 |
| 2026-10-05 | Option exercise/conversion | Restricted Share Units | 66 | — | — | 750 |
| 2026-10-05 | Option exercise/conversion | Restricted Share Units | 83 | — | — | 1,001 |
| 2026-10-05 | Option exercise/conversion | Restricted Share Units | 83 | — | — | 2,000 |
Key Dates
| Date | Description |
|---|---|
| 2026-10-05 | Option exercise/conversion (16 shares) |
| 2026-10-05 | Option exercise/conversion (66 shares) |
| 2026-10-05 | Option exercise/conversion (83 shares) |
| 2026-10-05 | Option exercise/conversion (83 shares) |
| 2026-10-05 | Option exercise/conversion (16 shares) |
| 2026-10-05 | Option exercise/conversion (66 shares) |
| 2026-10-05 | Option exercise/conversion (83 shares) |
| 2026-10-05 | Option exercise/conversion (83 shares) |
Keywords
insider transaction, Form 4, ARQQ, Arqit Quantum Inc., neutral, Carlo Calabria
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