InsiderTrades

Form 4 for ARQQ Arqit Quantum Inc.

Accepted 2026-06-24 16:26:51 ET · period of report 2026-06-22 · accession 0001859690-26-000122 · 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 2026-06-24 16:26 2026-06-22 ARQQ Bers Jennifer Chief Revenue Off M - OptEx $0.00 +15.0K 15.0K New $0
D 2026-06-24 16:26 2026-06-22 ARQQ Bers Jennifer Chief Revenue Off S - Sale+OE $21.42 -8,288 6,712 -55% -$177.5K
D 2026-06-24 16:26 2026-06-22 ARQQ Bers Jennifer Chief Revenue Off M - OptEx $0.00 -15.0K 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Ordinary Shares 2026-06-22 M A 15,000 $0.00 15,000 D — — (F1) The Restricted Share Units ("RSUs") convert into ARQQ ordinary shares on a one-for-one basis. The RSUs vested on June 22, 2026.
2 Common Ordinary Shares 2026-06-22 S D 8,288 $21.42 6,712 D — —
3 Derivative Restricted Stock Units 2026-06-22 M D 15,000 $0.00 0 D — · — to — 15,000 Ordinary Shares (F1) The Restricted Share Units ("RSUs") convert into ARQQ ordinary shares on a one-for-one basis. The RSUs vested on June 22, 2026. (F1) The Restricted Share Units ("RSUs") convert into ARQQ ordinary shares on a one-for-one basis. The RSUs vested on June 22, 2026. (F1) The Restricted Share Units ("RSUs") convert into ARQQ ordinary shares on a one-for-one basis. The RSUs vested on June 22, 2026.