Arqit Quantum Inc. Ordinary Shares. Replay the stock market charts of ARQQ day by day, back to 2003. Open long and short positions without spending any money. Arqit Quantum Inc. provides cybersecurity services through satellite and terrestrial platforms in the United Kingdom. It offers QuantumCloud that enables any device to download a lightweight software agent, which can create encryption keys in partnership with any other device. The company is based in London, the United Kingdom.
