ARQQ insider buying and SEC filings, explained
Arqit Quantum Inc. · CIK 1859690
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$0
Insiders who bought
0
Sold (not marked 10b5-1)
$2.5M
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Oct 13, 2026 | Sale | Andrew Leaver (CEO) sold 2,573 shares at $16.40 ($42K). Holdings down 5% to 53,966 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 15, 2026, 4:45 PM ET |
| Oct 6, 2026 | Sale | Ben Simon Wilder (President / COO) sold 218 shares at $24.19 ($5K). Holdings down 5% to 4,243 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 8, 2026, 6:19 PM ET |
| Oct 6, 2026 | Sale | Nicholas William Nilan (General Manager-US) sold 493 shares at $24.19 ($12K). Holdings down 26% to 1,370 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 8, 2026, 6:18 PM ET |
| Oct 6, 2026 | Sale | Garth Ritchie (Director) sold 118 shares at $24.19 ($3K). Holdings down <1% to 105,834 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 8, 2026, 6:17 PM ET |
| Oct 6, 2026 | Sale | Patrick Willcocks (General Counsel) sold 555 shares at $24.19 ($13K). Holdings down 5% to 11,209 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 8, 2026, 6:16 PM ET |
| Oct 6, 2026 | Sale | Paul Feenan (Chief Revenue Officer) sold 504 shares at $24.19 ($12K). Holdings down 2% to 20,912 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 8, 2026, 6:15 PM ET |
| Oct 6, 2026 | Sale | Andrew Leaver (CEO) sold 2,398 shares at $24.19 ($58K). Holdings down 4% to 51,330 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Oct 8, 2026, 6:15 PM ET |
| Jul 2, 2026 | Sale | Patrick Willcocks (General Counsel) sold 2,009 shares at $25.20 ($51K). Holdings down 18% to 9,462 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 6, 2026 |
| Jul 2, 2026 | Sale | Garth Ritchie (Director) sold 439 shares at $25.20 ($11K). Holdings down <1% to 104,609 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 6, 2026 |
| Jul 2, 2026 | Sale | Andrew Leaver (CEO) sold 9,893 shares at $25.20 ($249K). Holdings down 16% to 51,483 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 6, 2026 |
| Jul 2, 2026 | Sale | Ben Simon Wilder (President / COO) sold 769 shares at $25.20 ($19K). Holdings down 18% to 3,582 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 6, 2026 |
| Jul 2, 2026 | Sale | Paul Feenan (Chief Revenue Officer) sold 1,834 shares at $25.20 ($46K). Holdings down 9% to 19,351 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 6, 2026 |
| Jun 30, 2026 | Sale | Patrick Willcocks (General Counsel) sold 4,000 shares at $29.48 ($118K). Holdings down 34% to 7,916 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 2, 2026 |
| Jun 30–Jul 1, 2026 | Sale | d'Ovidio Manfredi Lefebvre (Director) sold 54,444 shares indirectly between Jun 30 and Jul 1 at about $30.17 ($1.6M). Indirect holdings down 1% to 4,342,448 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Jul 2, 2026 |
| Apr 6, 2026 | Sale | Andrew Leaver (CEO) sold 7,595 shares at $13.51 ($103K). Holdings down 14% to 45,751 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 7, 2026 |
| Apr 2, 2026 | Sale | Paul Feenan (Chief Revenue Officer) sold 1,632 shares at $13.32 ($22K). Holdings down 8% to 17,963 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 3, 2026 |
| Apr 2, 2026 | Sale | Nicholas Pointon (CFO) sold 1,709 shares at $13.32 ($23K). Holdings down 11% to 13,607 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 3, 2026 |
| Apr 2, 2026 | Sale | Garth Ritchie (Director) sold 512 shares at $13.25 ($7K). Holdings down 2% to 28,800 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 3, 2026 |
| Apr 2, 2026 | Sale | Ben Simon Wilder (President / COO) sold 683 shares at $13.31 ($9K). Holdings down 18% to 3,018 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 3, 2026 |
| Apr 2, 2026 | Sale | Patrick Willcocks (General Counsel) sold 1,790 shares at $13.32 ($24K). Holdings down 13% to 11,916 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Apr 3, 2026 |
104 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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