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.
The filing is a Form 144 notice for Arqit Quantum Inc. (ARQQ) reporting a proposed sale of 1,336 common shares through Fidelity Brokerage Services LLC on 10/02/2025. The filing states an aggregate market value of $57,596.30 and shows 11,545,354 shares outstanding. The shares were acquired on 10/01/2025 via restricted stock vesting with payment characterized as compensation. The form also discloses three sales by Patrick Willcocks during July 2025 totaling 5,373 shares for gross proceeds of $249,857.77. The filer attests they are not aware of undisclosed material adverse information about the issuer.
Arqit Quantum Inc. insider filings show a proposed resale of 1,327 common shares on 10/02/2025 through Fidelity Brokerage Services (NASDAQ), with an aggregate market value of $57,208.30. The shares were acquired on 10/01/2025 by restricted stock vesting from the issuer and were paid as compensation. The filing lists 11,545,354 shares outstanding for the class. The same filer previously sold 333 shares on 07/07/2025 for $11,005.72. The filer certifies they do not possess undisclosed material adverse information about the issuer.
Heritage Assets SCSp, M Management S.A. and Manfredi Lefebvre d'Ovidio filed Amendment No. 6 to their Schedule 13D for Arqit Quantum Inc. (Ordinary Shares, CUSIP G0567U127) to update ownership after dilution and to disclose open-market sales of Business Combination Warrants. The Reporting Persons now beneficially own 10,214,252 Ordinary Shares, representing approximately 46.0% of 22,184,708 outstanding Ordinary Shares (post-Reverse Stock Split basis). The amendment lists multiple warrant sales between August 20 and September 15, 2025, with quantities and average prices disclosed. No other transactions or material changes were reported.
Arqit Quantum Inc. is issuing 48,561 ordinary shares to Deutsche Bank AG, London Branch in partial payment for advisory services valued at $1,500,000. The shares represent newly issued ordinary shares rather than a cash raise, so the company will not receive proceeds but will reduce accounts payable. After issuance the company expects to have 15,292,167 ordinary shares outstanding based on 15,243,606 shares outstanding as of September 12, 2025. The shares are listed on Nasdaq under the symbol ARQQ and delivery is expected on or about September 16, 2025. The prospectus supplement highlights risk factors related to potential share price decline from the issuance and references incorporated filings for further detail.