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 1, 2026.
Summary
- Option exercise/conversion: acquired 17 Ordinary Shares on October 1, 2026; holds 232,495 after (Direct).
- Option exercise/conversion: acquired 67 Ordinary Shares on October 1, 2026; holds 232,562 after (Direct).
- Option exercise/conversion: acquired 84 Ordinary Shares on October 1, 2026; holds 232,646 after (Direct).
- Option exercise/conversion: acquired 84 Ordinary Shares on October 1, 2026; holds 232,730 after (Direct).
- Option exercise/conversion: disposed of 17 Restricted Share Units on October 1, 2026; holds 983 after (Direct).
- Option exercise/conversion: disposed of 67 Restricted Share Units on October 1, 2026; holds 916 after (Direct).
- Option exercise/conversion: disposed of 84 Restricted Share Units on October 1, 2026; holds 1,167 after (Direct).
- Option exercise/conversion: disposed of 84 Restricted Share Units on October 1, 2026; holds 2,166 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 |
|---|---|---|---|---|---|---|
| 2026-10-01 | Option exercise/conversion | Ordinary Shares | 17 | — | — | 232,495 |
| 2026-10-01 | Option exercise/conversion | Ordinary Shares | 67 | — | — | 232,562 |
| 2026-10-01 | Option exercise/conversion | Ordinary Shares | 84 | — | — | 232,646 |
| 2026-10-01 | Option exercise/conversion | Ordinary Shares | 84 | — | — | 232,730 |
| 2026-10-01 | Option exercise/conversion | Restricted Share Units | 17 | — | — | 983 |
| 2026-10-01 | Option exercise/conversion | Restricted Share Units | 67 | — | — | 916 |
| 2026-10-01 | Option exercise/conversion | Restricted Share Units | 84 | — | — | 1,167 |
| 2026-10-01 | Option exercise/conversion | Restricted Share Units | 84 | — | — | 2,166 |
Key Dates
| Date | Description |
|---|---|
| 2026-10-01 | Option exercise/conversion (17 shares) |
| 2026-10-01 | Option exercise/conversion (67 shares) |
| 2026-10-01 | Option exercise/conversion (84 shares) |
| 2026-10-01 | Option exercise/conversion (84 shares) |
| 2026-10-01 | Option exercise/conversion (17 shares) |
| 2026-10-01 | Option exercise/conversion (67 shares) |
| 2026-10-01 | Option exercise/conversion (84 shares) |
| 2026-10-01 | Option exercise/conversion (84 shares) |
Keywords
insider transaction, Form 4, ARQQ, Arqit Quantum Inc., neutral, Carlo Calabria
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