🕵️ Arqit Quantum Inc. ($ARQQ)
SEC insider & ownership activity, last 12 months · CIK 1859690 · every row links its SEC filing
Over the last 12 months insiders sold $2.5M with no open-market buying against it. Lefebvre D'Ovidio Manfredi sold $1.7M (Apr–Jul). 1 planned sale is pending, the largest $118K (Willcocks Patrick). No red-flag 8-Ks in the window.
🚨 27 signals active —
planned-vs-executed verdicts, pre-event flags, and cluster context live in the
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Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 8 sellers, $2.5M (76 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Lefebvre D'Ovidio Manfredi | 0 | – | 62 | $1.7M | Jul 10, 2026 |
| Leaver Andrew | 0 | – | 2 | $352K | Jul 2, 2026 |
| Willcocks Patrick | 0 | – | 3 | $192K | Jul 2, 2026 |
| Bers Jennifer | 0 | – | 1 | $178K | Jun 22, 2026 |
| Feenan Paul | 0 | – | 2 | $68K | Jul 2, 2026 |
| Pointon Nicholas | 0 | – | 2 | $30K | Apr 20, 2026 |
| Wilder Ben Simon | 0 | – | 2 | $28K | Jul 2, 2026 |
| Ritchie Garth | 0 | – | 2 | $18K | Jul 2, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Manfredi Lefebvre D'Ovidio | 38.6% | 13D | May 21, 2026 | filing ↗ | |
| Heritage Assets Scsp | 38.4% | 13D | May 21, 2026 | filing ↗ | |
| M Management S.A. | 38.4% | 13D | May 21, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Ritchie Garth | $11K | Jul 2, 2026 | filing ↗ |
| Willcocks Patrick | $51K | Jul 2, 2026 | filing ↗ |
| Feenan Paul | $46K | Jul 2, 2026 | filing ↗ |
| Leaver Andrew | $249K | Jul 2, 2026 | filing ↗ |
| Wilder Ben Simon | $19K | Jul 2, 2026 | filing ↗ |
| Willcocks Patrick | $118K | Jun 30, 2026 | filing ↗ |
| Pointon Nicholas | $156K | Jun 30, 2026 | filing ↗ |
| Pointon Nicholas | $159K | Jun 17, 2026 | filing ↗ |
| Pointon Nicholas | $7K | Apr 20, 2026 | filing ↗ |
| Leaver Andrew | $103K | Apr 6, 2026 | filing ↗ |
| Pointon Nicholas | $23K | Apr 2, 2026 | filing ↗ |
| Ritchie Garth | $7K | Apr 2, 2026 | filing ↗ |
| Willcocks Patrick | $24K | Apr 2, 2026 | filing ↗ |
| Wilder Ben Simon | $9K | Apr 2, 2026 | filing ↗ |
| Feenan Paul | $22K | Apr 2, 2026 | filing ↗ |
| Willcocks Patrick | $9K | Mar 4, 2026 | filing ↗ |
| Pointon Nicholas | $112K | Feb 25, 2026 | filing ↗ |
| Pointon Nicholas | $58K | Feb 20, 2026 | filing ↗ |
| Willcocks Patrick | $84K | Jan 6, 2026 | filing ↗ |
| Willcocks Patrick | $44K | Jan 2, 2026 | filing ↗ |
| Feenan Paul | $40K | Jan 2, 2026 | filing ↗ |
| Leaver Andrew | $191K | Jan 2, 2026 | filing ↗ |
| Pointon Nicholas | $42K | Jan 2, 2026 | filing ↗ |
| Shiu Daniel | $20K | Jan 2, 2026 | filing ↗ |
| Leaver Andrew | $96K | Dec 11, 2025 | filing ↗ |
| Feenan Paul | $14K | Nov 4, 2025 | filing ↗ |
| Garth Ritchie | $5.3M | Oct 16, 2025 | filing ↗ |
| Leaver Andrew | $1.5M | Oct 15, 2025 | filing ↗ |
| Pointon Nicholas | $11K | Oct 15, 2025 | filing ↗ |
| Ritchie Garth | $831K | Oct 14, 2025 | filing ↗ |
| Feenan Paul | $467K | Oct 13, 2025 | filing ↗ |
| Shiu Daniel | $42K | Oct 6, 2025 | filing ↗ |
| Willcocks Patrick | $70K | Oct 6, 2025 | filing ↗ |
| Leaver Andrew | $39K | Oct 6, 2025 | filing ↗ |
| Feenan Paul | $57K | Oct 6, 2025 | filing ↗ |
| Pointon Nicholas | $69K | Oct 6, 2025 | filing ↗ |
| Pointon Nicholas | $67K | Oct 3, 2025 | filing ↗ |
| Shiu Daniel | $41K | Oct 3, 2025 | filing ↗ |
| Willcocks Patrick | $68K | Oct 3, 2025 | filing ↗ |
| Leaver Andrew | $38K | Oct 3, 2025 | filing ↗ |
| Feenan Paul | $55K | Oct 3, 2025 | filing ↗ |
| Shiu Daniel | $35K | Oct 2, 2025 | filing ↗ |
| Leaver Andrew | $32K | Oct 2, 2025 | filing ↗ |
| Feenan Paul | $47K | Oct 2, 2025 | filing ↗ |
| Willcocks Patrick | $58K | Oct 2, 2025 | filing ↗ |
| Pointon Nicholas | $57K | Oct 2, 2025 | filing ↗ |
| Shiu Daniel | $85 | Sep 3, 2025 | filing ↗ |
Material events (8-K)
No 8-K filings in the last 12 months.