Welcome to our dedicated page for Arqit Quantum SEC filings (Ticker: ARQQ), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Arqit Quantum Inc. (ARQQ) SEC filings page on Stock Titan provides access to the company’s U.S. regulatory disclosures as a foreign private issuer. Arqit files reports such as Form 6‑K current reports and incorporates information into registration statements on Forms S‑8 and F‑3. These filings give investors insight into Arqit’s quantum-safe encryption business, financial performance, risk factors and legal matters.
Form 6‑K filings may include press releases on financial results, such as preliminary and full fiscal year revenue, contract activity, cash and cash equivalents, and commentary from management. They can also report material events, including legal developments. For example, an October 2025 Form 6‑K describes a term sheet to settle a previously disclosed putative class action lawsuit in the United States District Court for the Eastern District of New York and notes the intention to seek dismissal of a related state court action following court approval of the settlement.
Through its registration statements on Form F‑3 and Form S‑8, Arqit provides information relevant to securities offerings and equity compensation plans. These documents, together with annual reports on Form 20‑F or Form 40‑F (as applicable) and additional 6‑K submissions, outline the company’s business description, risk factors, corporate structure and governance.
On Stock Titan, users can review Arqit’s SEC filings in chronological order and use AI-powered tools to obtain summaries and context for lengthy documents such as annual reports or complex current reports. The platform helps highlight key sections related to revenue, contracts, litigation, capital markets activity and regulatory disclosures, while also making it easier to track updates that may affect the ARQQ investment thesis.
Arqit Quantum Inc. Chief Executive Officer Andrew Leaver reported an open-market sale of 7,595 Ordinary Shares. The shares were sold at an average price of $13.5117 per share. Following this transaction, he holds 45,751 Ordinary Shares directly.
Arqit Quantum Inc. director Carlo Calabria exercised restricted stock units and received additional shares as compensation. On April 1, 2026, he converted a total of 1,051 restricted stock units into 1,051 ordinary shares at a stated price of $0.00 per share.
Following these conversions, Calabria directly held 109,224 ordinary shares. Footnotes explain that the restricted stock units convert into ARQQ ordinary shares on a one-for-one basis and vest in equal quarterly installments across multiple dates in 2026, 2027 and 2028.
Arqit Quantum Inc.'s Chief Revenue Officer Paul Feenan reported a mix of share sales and equity vesting activity. On April 2, 2026, he completed an open-market sale of 1,632 Ordinary Shares at $13.32 per share. Following this sale, he directly held 17,963 Ordinary Shares.
On April 1, 2026, Feenan also exercised multiple tranches of Restricted Stock Units (RSUs) that convert into Ordinary Shares on a one-for-one basis, acquiring additional Ordinary Shares at a $0.00 exercise price as part of his compensation. Footnotes describe RSU grants that vest in equal quarterly installments across several dates through 2026, 2027, and 2028, indicating an ongoing schedule of stock-based compensation.
Arqit Quantum Inc. director Lefebvre d'Ovidio Manfredi exercised restricted stock units to acquire additional shares. On April 1, 2026, 4,385 Restricted Stock Units converted into 4,385 Ordinary Shares at $0.00 per share, reflecting vesting of equity compensation rather than open-market buying or selling.
Following these conversions, the director holds 41,626 Ordinary Shares directly and 4,396,891 Ordinary Shares indirectly, beneficially owned through Heritage Assets SCSP. Footnotes state that RSUs convert into ARQQ Ordinary Shares on a one-for-one basis and vest in scheduled quarterly installments extending through October 1, 2028.
Arqit Quantum Inc. Chief Financial Officer Nicholas Pointon reported a mix of share acquisitions and sales. On April 1, 2026, he exercised Restricted Stock Units (RSUs) that convert into Arqit ordinary shares on a one-for-one basis, acquiring additional ordinary shares at a conversion price of $0.00 per share. On April 2, 2026, he completed an open-market sale of 1,709 ordinary shares at $13.32 per share. After these transactions, he held 13,607 ordinary shares directly. Footnotes state that various RSU grants vest quarterly in equal installments on specified dates through 2028.
Arqit Quantum Inc. director Ritchie Garth reported a mix of share sales and equity awards activity. On April 2, 2026, he completed an open-market sale of 512 Ordinary Shares at $13.2463 per share, leaving 28,800 Ordinary Shares held directly afterward.
On April 1, 2026, multiple Restricted Stock Units (RSUs) were exercised at a $0.00 conversion price, delivering a total of 1,051 Ordinary Shares. The RSUs convert into Ordinary Shares on a one-for-one basis and vest in quarterly installments through 2028 under several schedules described in the footnotes.
Arqit Quantum Inc. Chief Operating Officer Wilder Ben Simon reported a mix of equity awards vesting and a small share sale. On April 1, 2026, he exercised 1,333 Restricted Stock Units (RSUs), converting them into the same number of ordinary shares at a $0.00 exercise price under compensation arrangements where RSUs convert one-for-one into ARQQ ordinary shares.
On April 2, 2026, he completed an open-market sale of 683 ordinary shares at an average price of $13.3112 per share. After these transactions, he directly holds 3,018.47 ordinary shares. Footnotes explain that RSUs vest quarterly in equal installments on specified dates from 2026 through 2028, spreading the delivery of additional shares over multiple future vesting dates.
Arqit Quantum Inc. General Counsel Patrick Willcocks reported a mix of equity exercises and a sale of company stock. On April 1, 2026, he exercised Restricted Stock Units (RSUs) that converted one-for-one into 3,563 ordinary shares at a conversion price of $0.00 per share, consistent with the RSU footnotes. On April 2, 2026, he executed an open-market sale of 1,790 ordinary shares at $13.3233 per share. After these transactions, he directly held 11,916 ordinary shares, so he retained a meaningful equity position in the company.
Arqit Quantum Inc. Chief Executive Officer Andrew Leaver exercised restricted stock units and received additional ordinary shares. On April 1, 2026, he converted 15,625 RSUs into 15,625 ordinary shares at an exercise price of $0.00 per share.
Following the transaction, Leaver directly holds 53,346 ordinary shares and 218,750 restricted stock units. The RSUs convert into ordinary shares on a one-for-one basis and vest quarterly on April 1, July 1 and October 1 of 2026, and on January 1, April 1, July 1 and October 1 of 2027, 2028 and 2029.