Arqit Quantum Inc.
Arqit Quantum Inc. (ARQQ) invested in Sirius Computer to scale quantum-safe networking for defense and edge computing, following a NATO contract win. The partnership combines Sirius's Crux platform with Arqit's encryption tech. Arqit reported $1M expected revenue for 2026 and $51M in cash reserves.
Arqit Quantum Inc. (ARQQ) invested in Sirius Computer to advance quantum-safe communications and expand into defense/government markets, including a NATO consortium win. No deal values or revenue were disclosed.
Insider sales were reported at five companies. Arqit Quantum's CEO and other executives sold shares totaling over $210,000. American Eagle's director sold 3,617 shares for $65,829. Ambev SA's corporate affairs VP sold 60,757 shares for $187,739. Verisign's CEO sold 3,300 shares for $964,683. Pagseguro's director sold 100,000 shares for $1,060,000.
Over the past 7 days, AlphAI's AI scored 1 news story mentioning ARQQ (Arqit Quantum Inc.). Coverage has skewed bullish: 1 bullish, 0 neutral, and 0 bearish.
Recent ARQQ coverage spans financial news, technology and earnings.
In the last 30 days, ARQQ insiders filed 27 SEC Form 4 transactions — no purchases and 27 sales ($369K). The most active reporter was Ritchie Garth with 6 filings.
Positive catalyst from the investment partnership.
The investment signals Arqit's deeper pivot to defence/government contracts, which could boost investor sentiment.
Insider sales suggest potential downside risk.
Potential boost to Arqit's market perception as a key player in post‑quantum security solutions.
The insider sale and persistent net selling signal potential downside pressure.
AlphAI scores every news story that mentions ARQQ with an AI model for sentiment and relevance, and aggregates insider trades from Arqit Quantum Inc.'s SEC EDGAR Form 4 filings. Figures refresh continuously.
Arqit Quantum Inc. (ARQQ) invested in Sirius Computer to scale quantum-safe networking for defense and edge computing, following a NATO contract win. The partnership combines Sirius's Crux platform with Arqit's encryption tech. Arqit reported $1M expected revenue for 2026 and $51M in cash reserves.
2 min readArqit Quantum Inc. (ARQQ) invested in Sirius Computer to advance quantum-safe communications and expand into defense/government markets, including a NATO consortium win. No deal values or revenue were disclosed.
1 min readInsider sales were reported at five companies. Arqit Quantum's CEO and other executives sold shares totaling over $210,000. American Eagle's director sold 3,617 shares for $65,829. Ambev SA's corporate affairs VP sold 60,757 shares for $187,739. Verisign's CEO sold 3,300 shares for $964,683. Pagseguro's director sold 100,000 shares for $1,060,000.
2 min readVault Ventures PLC announced partnerships with Strategic Edge Consulting and Arqit for a post-quantum cryptography platform. Partners will provide expertise and feedback for product development. Arqit (NASDAQ:ARQQ) is involved, offering post-quantum authentication and encryption software. The technology aims to address quantum computing threats to current encryption standards.
1 min readArqit Quantum (ARQQ) General Manager-US Nicholas Nilan sold 493 shares on 2026-10-06 at $24.19/share, owning 1,370 shares post-transaction. The company, focused on quantum-safe encryption, has a $320.73M market cap. Over the past year, insiders sold 33 times and bought 0 times. The stock is significantly overvalued with a GF Value of $10.71, according to GuruFocus.
2 min readArqit Quantum Inc. (ARQQ) reported preliminary financial results for H2 and fiscal year 2026, with revenue of $355,000-$380,000 for H2 and $975,000-$1,000,000 for the full year. Revenue decreased from H2 2025 but increased for the full year. The company signed 7 new contracts and secured a deal with NATO. Cash reserves were $51 million as of 30 September 2026.
4 min readArqit Quantum Inc's (ARQQ) Chief Revenue Officer Paul Feenan sold 533 shares on 2026-10-05, reducing his holdings to 21,416 shares. Over the past year, Feenan sold 4,505 shares and made no purchases, mirroring a broader trend of 27 insider sales and 0 buys. The stock, trading at $23.78, is deemed significantly overvalued with a GF Value of $10.71, according to GuruFocus.
1 min readThe post-quantum cryptography market is projected to grow significantly by 2030, with estimates ranging from $2.01B to $2.84B. Companies like IonQ, HPE, Arqit, QSE, and Integrated Quantum Technologies are making advancements in quantum computing and encryption. IonQ raised its 2026 revenue guidance to $260M-$270M. Governments and industries are accelerating adoption of quantum-safe encryption standards.
3 min readSatellites launched today may face security risks due to outdated encryption. Quantum Secure Encryption Corp. (QSE) engaged with the European Space Agency to discuss post-quantum security for space infrastructure. Arqit Quantum (ARQQ) demonstrated quantum-safe security on existing satellite networks. The article also mentions IonQ (IONQ), Rocket Lab (RKLB), and Planet Labs (PL).
7 min readArqit Quantum Inc. (ARQQ), Es’hailSat, and AIEE demonstrated quantum-safe security across operational satellite communications. The collaboration integrated Arqit’s encryption technology into Es’hailSat’s live satellite environment, showing no disruption to existing systems. The project aims to strengthen communications resilience against quantum threats for critical infrastructure.
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