Arqit Quantum is trading at $14.14, down 5.70%, with no clear company-specific catalyst for the November 4 decline in available news results.
- The latest listed company announcements were an October 20 strategic investment and October 8 financial results.
- A November 3 report mentioned a financial-services managing director appointment but did not connect it to the share-price move.
- Major indices are higher in the supplied market context; no volume data was provided.