Lefebvre D'ovidio Manfredi
Director
Exercise
Calculated transaction value
$0
817 shares @ $0
Traded
Oct 16, 2026
Filed
Oct 20, 2026
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Arqit Quantum Inc
ARQQ
Transactions reported in official disclosures
Price with disclosed trades
Daily closes, past year · marks sit on transaction dates, sized by value
284 trades
| Reporting person | Filed | Transaction | Transaction value | Source | Actions |
|---|---|---|---|---|---|
| Lefebvre D'ovidio Manfredi Director | Oct 20, 2026 4-day lag | Exercise Oct 16, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Lefebvre D'ovidio Manfredi Director | Oct 20, 2026 4-day lag | Exercise Oct 16, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Lefebvre D'ovidio Manfredi Director | Oct 20, 2026 5-day lag | Award Oct 15, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 20, 2026 4-day lag | Exercise Oct 16, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 20, 2026 4-day lag | Exercise Oct 16, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 20, 2026 5-day lag | Award Oct 15, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Ritchie Garth Director | Oct 20, 2026 4-day lag | Exercise Oct 16, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Ritchie Garth Director | Oct 20, 2026 4-day lag | Exercise Oct 16, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Ritchie Garth Director | Oct 20, 2026 5-day lag | Award Oct 15, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 15, 2026 2-day lag | Sale Oct 13, 2026 | $42.21K Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 13, 2026 1-day lag | Exercise Oct 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 13, 2026 1-day lag | Exercise Oct 12, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Wilder Ben Simon Chief Operating Officer | Oct 8, 2026 2-day lag | Sale Oct 6, 2026 | $5.27K Filed shares x price | SEC Form 4 View filing | |
| Nilan Nicholas William General Manager-us | Oct 8, 2026 2-day lag | Sale Oct 6, 2026 | $11.93K Filed shares x price | SEC Form 4 View filing | |
| Ritchie Garth Director | Oct 8, 2026 2-day lag | Sale Oct 6, 2026 | $2.85K Filed shares x price | SEC Form 4 View filing | |
| Willcocks Patrick General Counsel | Oct 8, 2026 2-day lag | Sale Oct 6, 2026 | $13.43K Filed shares x price | SEC Form 4 View filing | |
| Feenan Paul Chief Revenue Officer | Oct 8, 2026 2-day lag | Sale Oct 6, 2026 | $12.19K Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 8, 2026 2-day lag | Sale Oct 6, 2026 | $58.01K Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 7, 2026 2-day lag | Exercise Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 7, 2026 2-day lag | Other Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 7, 2026 2-day lag | Exercise Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 7, 2026 2-day lag | Sale Oct 5, 2026 | $60.29K Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 7, 2026 2-day lag | Other Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Leaver Andrew Chief Executive Officer | Oct 7, 2026 2-day lag | Other Oct 5, 2026 | $68.97K Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 7, 2026 2-day lag | Exercise Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 7, 2026 2-day lag | Exercise Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 7, 2026 2-day lag | Exercise Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 7, 2026 2-day lag | Exercise Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 7, 2026 2-day lag | Exercise Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing | |
| Calabria Carlo Director | Oct 7, 2026 2-day lag | Exercise Oct 5, 2026 | $0 Filed shares x price | SEC Form 4 View filing |
Lefebvre D'ovidio Manfredi
Director
Exercise
Calculated transaction value
$0
817 shares @ $0
Traded
Oct 16, 2026
Filed
Oct 20, 2026
Lefebvre D'ovidio Manfredi
Director
Award
Calculated transaction value
$0
817 shares @ $0
Traded
Oct 15, 2026
Filed
Oct 20, 2026
Calabria Carlo
Director
Exercise
Calculated transaction value
$0
919 shares @ $0
Traded
Oct 16, 2026
Filed
Oct 20, 2026
Calabria Carlo
Director
Exercise
Calculated transaction value
$0
919 shares @ $0
Traded
Oct 16, 2026
Filed
Oct 20, 2026
Calabria Carlo
Director
Award
Calculated transaction value
$0
919 shares @ $0
Traded
Oct 15, 2026
Filed
Oct 20, 2026
Ritchie Garth
Director
Exercise
Calculated transaction value
$0
1,021 shares @ $0
Traded
Oct 16, 2026
Filed
Oct 20, 2026
Ritchie Garth
Director
Exercise
Calculated transaction value
$0
1,021 shares @ $0
Traded
Oct 16, 2026
Filed
Oct 20, 2026
Ritchie Garth
Director
Award
Calculated transaction value
$0
1,021 shares @ $0
Traded
Oct 15, 2026
Filed
Oct 20, 2026
Leaver Andrew
Chief Executive Officer
Sale
Calculated transaction value
$42.21K
2,573 shares @ $16.4
Traded
Oct 13, 2026
Filed
Oct 15, 2026
Leaver Andrew
Chief Executive Officer
Exercise
Calculated transaction value
$0
5,209 shares @ $0
Traded
Oct 12, 2026
Filed
Oct 13, 2026
Leaver Andrew
Chief Executive Officer
Exercise
Calculated transaction value
$0
5,209 shares @ $0
Traded
Oct 12, 2026
Filed
Oct 13, 2026
Wilder Ben Simon
Chief Operating Officer
Sale
Calculated transaction value
$5.27K
218 shares @ $24.19
Traded
Oct 6, 2026
Filed
Oct 8, 2026
Nilan Nicholas William
General Manager-us
Sale
Calculated transaction value
$11.93K
493 shares @ $24.19
Traded
Oct 6, 2026
Filed
Oct 8, 2026
Ritchie Garth
Director
Sale
Calculated transaction value
$2.85K
118 shares @ $24.19
Traded
Oct 6, 2026
Filed
Oct 8, 2026
Willcocks Patrick
General Counsel
Sale
Calculated transaction value
$13.43K
555 shares @ $24.19
Traded
Oct 6, 2026
Filed
Oct 8, 2026
Feenan Paul
Chief Revenue Officer
Sale
Calculated transaction value
$12.19K
504 shares @ $24.19
Traded
Oct 6, 2026
Filed
Oct 8, 2026
Leaver Andrew
Chief Executive Officer
Sale
Calculated transaction value
$58.01K
2,398 shares @ $24.19
Traded
Oct 6, 2026
Filed
Oct 8, 2026
Leaver Andrew
Chief Executive Officer
Exercise
Calculated transaction value
$0
5,208 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Leaver Andrew
Chief Executive Officer
Other
Calculated transaction value
$0
5,209 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Leaver Andrew
Chief Executive Officer
Exercise
Calculated transaction value
$0
5,208 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Leaver Andrew
Chief Executive Officer
Sale
Calculated transaction value
$60.29K
2,535 shares @ $23.78
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Leaver Andrew
Chief Executive Officer
Other
Calculated transaction value
$0
5,209 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Leaver Andrew
Chief Executive Officer
Other
Calculated transaction value
$68.97K
2,818 shares @ $24.47
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Calabria Carlo
Director
Exercise
Calculated transaction value
$0
83 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Calabria Carlo
Director
Exercise
Calculated transaction value
$0
66 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Calabria Carlo
Director
Exercise
Calculated transaction value
$0
16 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Calabria Carlo
Director
Exercise
Calculated transaction value
$0
83 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Calabria Carlo
Director
Exercise
Calculated transaction value
$0
83 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026
Calabria Carlo
Director
Exercise
Calculated transaction value
$0
66 shares @ $0
Traded
Oct 5, 2026
Filed
Oct 7, 2026