InsiderTrades

Form 4 for ARQQ Arqit Quantum Inc.

Accepted 2026-09-23 16:30:09 ET · period of report 2026-09-22 · accession 0001104659-26-109998 · 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
DI 2026-09-23 16:30 2026-09-22 ARQQ Lefebvre d'Ovidio Manfredi Dir X - OptEx $2.50 +4.60M 8.94M +106% +$11.50M
DI 2026-09-23 16:30 2026-09-22 ARQQ Lefebvre d'Ovidio Manfredi Dir X - OptEx $0.00 -4.60M 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary Shares 2026-09-22 X A 4,600,000 $2.50 8,942,448 I Beneficially owned through Heritage Assets SCSp — —
2 Derivative Ordinary Share Purchase Warrants (right to buy) 2026-09-22 X D 4,600,000 $0.00 0 I Beneficially owned through Heritage Assets SCSp $2.50 · — to 2026-09-30 4,600,000 Ordinary Shares (F1) Each Ordinary Share Purchase Warrant can be exercised at any time, at the holder's election, to purchase one ARQQ ordinary share.