Over the past year there were no insider purchases at Arqit Quantum Inc.. Nine insiders sold roughly $2.8 million instead.
Keep in mind most insider selling is routine — stock-based pay has to be converted to cash at some point.
63 investment managers listed ARQQ in their latest 13F filings (Q2 2026); more funds bought than sold. Quarter by quarter: 2 quarters in a row of net selling by insiders. Insiders bought in 0 of the last 7 full quarters.
| Filed | Insider | Role | Type | Shares | Price | Value | Source |
|---|---|---|---|---|---|---|---|
| Oct 8, 2026 | Willcocks Patrick | Executive Officer | Sell | 555 | $24.19 | $13K | SEC |
| Oct 8, 2026 | Ritchie Garth | Director | Sell | 118 | $24.19 | $3K | SEC |
| Oct 8, 2026 | Nilan Nicholas William | Officer | Sell | 493 | $24.19 | $12K | SEC |
| Oct 8, 2026 | Wilder Ben Simon | COO | Sell | 218 | $24.19 | $5K | SEC |
| Oct 8, 2026 | Leaver Andrew | CEO | Sell | 2,398 | $24.19 | $58K | SEC |
| Oct 8, 2026 | Feenan Paul | Executive Officer | Sell | 504 | $24.19 | $12K | SEC |
| Oct 7, 2026 | Wilder Ben Simon | COO | Sell | 233 | $23.78 | $6K | SEC |
| Oct 7, 2026 | Nilan Nicholas William | Officer | Sell | 522 | $23.78 | $12K | SEC |
| Oct 7, 2026 | Feenan Paul | Executive Officer | Sell | 533 | $23.78 | $13K | SEC |
| Oct 7, 2026 | Willcocks Patrick | Executive Officer | Sell | 588 | $23.78 | $14K | SEC |
| Oct 7, 2026 | Ritchie Garth | Director | Sell | 127 | $23.78 | $3K | SEC |
| Oct 7, 2026 | Leaver Andrew | CEO | Sell | 2,535 | $23.78 | $60K | SEC |
| Oct 6, 2026 | Ritchie Garth | Director | Sell | 9 | $24.47 | $220 | SEC |
| Oct 6, 2026 | Ritchie Garth | Director | Sell | 40 | $24.47 | $979 | SEC |
| Oct 6, 2026 | Ritchie Garth | Director | Sell | 40 | $24.47 | $979 | SEC |
In the last 12 months Arqit Quantum Inc. insiders made open-market purchases worth about $0 and sales worth about $2.8 million. Data comes from SEC Form 4 filings, updated every 30 minutes on CapitalSnitch.
The most recent open-market insider trade in ARQQ was filed on 2026-10-08.
63 investment managers reported holding ARQQ in SEC Form 13F filings for Q2 2026.
No congressional trades in ARQQ were reported in the past two years. The full list is free on CapitalSnitch.
Public-record data for research and education, not investment advice. Insider sales are often pre-planned (10b5-1). Congress data: Data derived from public disclosures filed under the Ethics in Government Act and the STOCK Act, republished free for public transparency and news reporting. Disclosures may lag the trade by 45 days or more and show amounts only as ranges. This data may not be used for credit rating, loan underwriting, solicitation of money (political, charitable or other), direct-mail or commercial targeting (5 U.S.C. 13107).