ARQQ
Arqit Quantum Inc.
NASDAQ · Technology · Software - Infrastructure · GB
$21.37
+3.64%0
Insider buys (3m)
33
Insider sells (3m)
-$2.3M
Net value (3m)
+70.2%
Price return (3m)
Form 4 filings
| Date | Insider | Activity | Shares | Price |
|---|---|---|---|---|
| Jul 21, 2026 | Ritchie Garth · director | M-Exempt | 841 | $0.00 |
| Jul 21, 2026 | Lefebvre d'Ovidio Manfredi · director | M-Exempt | 673 | $0.00 |
| Jul 21, 2026 | Calabria Carlo · director | M-Exempt | 757 | $0.00 |
| Jul 17, 2026 | Calabria Carlo · director | A-Award | 757 | $0.00 |
| Jul 17, 2026 | Lefebvre d'Ovidio Manfredi · director | A-Award | 673 | $0.00 |
| Jul 17, 2026 | Ritchie Garth · director | A-Award | 841 | $0.00 |
| Jul 13, 2026 | Lefebvre d'Ovidio Manfredi · director | Sale | 8 | $0.00 |
| Jul 13, 2026 | Lefebvre d'Ovidio Manfredi · director | Sale | 404 | $0.00 |
| Jul 9, 2026 | Lefebvre d'Ovidio Manfredi · director | Sale | 110 | $0.00 |
| Jul 9, 2026 | Lefebvre d'Ovidio Manfredi · director | Sale | 40 | $0.00 |
| Jul 7, 2026 | Lefebvre d'Ovidio Manfredi · director | Sale | 36 | $0.00 |
| Jul 7, 2026 | Lefebvre d'Ovidio Manfredi · director | Sale | 97 | $0.00 |
| Jul 6, 2026 | Leaver Andrew · officer: Chief Executive Officer | Sale | 9,893 | $25 |
| Jul 6, 2026 | Wilder Ben Simon · officer: Chief Operating Officer | Sale | 769 | $25 |
| Jul 6, 2026 | Wilder Ben Simon · officer: Chief Operating Officer | M-Exempt | 500 | $0.00 |
| Jul 6, 2026 | Wilder Ben Simon · officer: Chief Operating Officer | M-Exempt | 833 | $0.00 |
| Jul 6, 2026 | Leaver Andrew · officer: Chief Executive Officer | M-Exempt | 15,625 | $0.00 |
| Jul 6, 2026 | Ritchie Garth · director | Sale | 439 | $25 |
| Jul 6, 2026 | Ritchie Garth · director | M-Exempt | 249 | $0.00 |
| Jul 6, 2026 | Ritchie Garth · director | M-Exempt | 250 | $0.00 |
| Jul 6, 2026 | Ritchie Garth · director | M-Exempt | 50 | $0.00 |
| Jul 6, 2026 | Willcocks Patrick · officer: General Counsel | Sale | 2,009 | $25 |
| Jul 6, 2026 | Willcocks Patrick · officer: General Counsel | M-Exempt | 915 | $0.00 |
| Jul 6, 2026 | Willcocks Patrick · officer: General Counsel | M-Exempt | 448 | $0.00 |
| Jul 6, 2026 | Willcocks Patrick · officer: General Counsel | M-Exempt | 110 | $0.00 |
| Jul 6, 2026 | Willcocks Patrick · officer: General Counsel | M-Exempt | 2,082 | $0.00 |
| Jul 6, 2026 | Calabria Carlo · director | M-Exempt | 249 | $0.00 |
| Jul 6, 2026 | Calabria Carlo · director | M-Exempt | 250 | $0.00 |
| Jul 6, 2026 | Calabria Carlo · director | M-Exempt | 50 | $0.00 |
| Jul 6, 2026 | Lefebvre d'Ovidio Manfredi · director | M-Exempt | 249 | $0.00 |
Institutional positioning
13F filings over the trailing two quarters
New 34Increased 42Reduced 26Sold out 11
| Filer | Action | Shares | Filed |
|---|---|---|---|
| Defiance ETFs, LLC | Increased | 5,099,023 | Aug 14, 2026 |
| Penserra Capital Management LLC | Increased | 5,081,219 | Aug 13, 2026 |
| PENSERRA CAPITAL MANAGEMENT LLC | Increased | 1,452,311 | May 11, 2026 |
| Defiance ETFs, LLC | Increased | 1,452,311 | May 15, 2026 |
| UBS Group AG | Increased | 522,974 | Aug 13, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS LTD. | Increased | 324,309 | May 15, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 310,500 | Aug 14, 2026 |
| JANE STREET GROUP, LLC | Increased | 293,200 | Aug 14, 2026 |
| Legal & General Group Plc | Increased | 275,939 | Aug 14, 2026 |
| NATIONAL BANK OF CANADA /FI/ | Increased | 212,000 | Aug 10, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | Reduced | 188,182 | Aug 14, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | 182,800 | May 15, 2026 |
| CITADEL ADVISORS LLC | Increased | 164,800 | Sep 2, 2026 |
| KESSLER INVESTMENT GROUP, LLC | Increased | 157,569 | Apr 10, 2026 |
| CITADEL ADVISORS LLC | Increased | 154,500 | May 15, 2026 |
Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Jul 21, 2026