Arqit Quantum Inc. (ARQQ) has 25 SEC Form 4 insider filings on record in the last 90 days. No insider purchases were filed — 2 sales totalling $1.8M. Most recent filing: July 21, 2026.
| Date | Insider | Value | Shares | Stake | Pre-planned | Links |
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| July 21, 2026 filed July 17, 2026 | Calabria Carlo Director | $0 | 1,514 | — | No | |
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| July 21, 2026 filed July 17, 2026 | Lefebvre d'Ovidio Manfredi Director | $0 | 1,346 | — | No | |
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| July 21, 2026 filed July 17, 2026 | Ritchie Garth Director | $0 | 1,682 | — | No | |
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| July 17, 2026 filed July 15, 2026 | Calabria Carlo Director | $0 | 757 | 0% | No | |
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| July 17, 2026 filed July 15, 2026 | Ritchie Garth Director | $0 | 841 | 0% | No | |
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Showing the 5 most recent of 25 filings in the last 90 days.
Form 4 is the filing company officers, directors and 10% shareholders must submit to the SEC within two business days of trading their own company's stock. Open-market purchases generally carry more signal than sales, which are often scheduled in advance. More on how this works.
Real-time Telegram alerts the moment a Form 4 is filed. Filings shown here are delayed by 72 hours.
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