Horizon Quantum Holdings is trading 7.18% down now at $18.50, with no confirmed reaction to new company news identified.
- It rose 14.54% to $19.93 on August 21, 2026.
- No fresh company-specific announcement, earnings release, contract, or analyst action dated August 24 was identified.
- Latest official news dates to August 6; second-quarter results were released August 4.