Form 4 for ARQQ Arqit Quantum Inc.
Accepted 2026-06-05 17:43:11 ET · period of report 2026-06-03 · accession 0001859690-26-000104 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-06-05 17:43 | 2026-06-03 | ARQQ | Calabria Carlo | Dir | M - OptEx | $2.50 | +120.0K | 230.9K | +108% | +$300.0K |
| D | 2026-06-05 17:43 | 2026-06-03 | ARQQ | Calabria Carlo | Dir | M - OptEx | $0.00 | -120.0K | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Ordinary Shares | 2026-06-03 | M | A | 120,000 | $2.50 | 230,922 | D | — | — | (F1) Ordinary Share Purchase Warrants exercised at $2.50 per share for ARQQ ordinary shares. |
| 2 | Derivative | Ordinary Share Purchase Warrants (right to buy) | 2026-06-03 | M | D | 120,000 | $0.00 | 0 | D | $2.50 · — to 2026-09-30 | 120,000 Ordinary Shares | (F1) Ordinary Share Purchase Warrants exercised at $2.50 per share for ARQQ ordinary shares. |