Arqit Quantum Inc.
Organization details
- Legal name
- Arqit Quantum Inc.
- Ownership
- Public
- Status
- Active
- Sector (GICS)
- Information Technology
- SIC code
- 7372 — Services-Prepackaged Software
- Jurisdiction of incorporation
- Cayman Islands
- Headquarters city
- London
- Headquarters country
- United Kingdom
- Fiscal year end
- September
- Ticker symbol
- ARQQ
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0001859690
Board of directors
-
Carlo Calabria · DirectorSince 2026
-
Cristina Levis · DirectorSince 2026
-
Garth Ritchie · DirectorSince 2026
-
Stephen Charles Chandler · DirectorSince 2026
-
d'Ovidio Manfredi Lefebvre · DirectorSince 2026
Board connections
1 of this board's directors also sit on 1 other board.
- via d'Ovidio Manfredi Lefebvre
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
- Bought, last 12 months
- $0
- 0 purchases by 0 insiders
- Sold, last 12 months
- $2,835,477
- 42 sales by 9 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Oct 16, 2026 | Garth Ritchie Director | Option exercise | +1,021 | — | — |
| Oct 16, 2026 | Carlo Calabria Director | Option exercise | +919 | — | — |
| Oct 16, 2026 | d'Ovidio Manfredi Lefebvre Director | Option exercise | +817 | — | — |
| Oct 12, 2026 | Leaver Andrew Officer (Chief Executive Officer) | Option exercise | +5,209 | — | — |
| Oct 6, 2026 | Leaver Andrew Officer (Chief Executive Officer) | Open-market sale | −2,398 | $24.19 | $58,011 |
| Oct 6, 2026 | Feenan Paul Officer (Chief Revenue Officer) | Open-market sale | −504 | $24.19 | $12,193 |
| Oct 6, 2026 | Willcocks Patrick Officer (General Counsel) | Open-market sale | −555 | $24.19 | $13,426 |
| Oct 6, 2026 | Garth Ritchie Director | Open-market sale | −118 | $24.19 | $2,855 |
| Oct 6, 2026 | Nilan Nicholas William Officer (General Manager-US) | Open-market sale | −493 | $24.19 | $11,926 |
| Oct 6, 2026 | Wilder Ben Simon Officer (Chief Operating Officer) | Open-market sale | −218 | $24.19 | $5,274 |
| Oct 5, 2026 | Willcocks Patrick Officer (General Counsel) | Option exercise | +694 | — | — |
| Oct 5, 2026 | Wilder Ben Simon Officer (Chief Operating Officer) | Option exercise | +277 | — | — |
| Oct 5, 2026 | Garth Ritchie Director | Option exercise | +16 | — | — |
| Oct 5, 2026 | Nilan Nicholas William Officer (General Manager-US) | Option exercise | +959 | — | — |
| Oct 5, 2026 | d'Ovidio Manfredi Lefebvre Director | Option exercise | +1,111 | — | — |
Peers
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Questions about Arqit Quantum Inc.
How many directors are on Arqit Quantum Inc.'s board?
Arqit Quantum Inc.'s board has 5 directors: Carlo Calabria, Cristina Levis, Garth Ritchie, Stephen Charles Chandler and d'Ovidio Manfredi Lefebvre.
Are Arqit Quantum Inc. insiders buying or selling shares?
Over the last 12 months, Arqit Quantum Inc. insiders made no open-market purchases and sold $2.8 million of shares in 42 sales on the open market, as reported to the SEC on Forms 4 and 5.
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