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.
Decoding how Arqit Quantum Inc funds its QuantumCloud platform, protects its symmetric-key patents, or prices satellite capacity often means combing through hundreds of technical pages. If you have struggled to locate R&D spend, new government contract disclosures, or executive share sales, you’re not alone.
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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.