Disco is trading 7.14% down at €338 after broad semiconductor selling and profit-taking pressured chip-related shares on August 18, 2026. - Rising bond yields, higher oil prices, and renewed Middle East uncertainty weakened appetite for high-growth technology stocks. - The Philadelphia Semiconductor Index tumbled 5%; no fresh company-specific announcement or earnings catalyst was identified, suggesting a sector-driven decline. - Trading activity was active, with 12.17K reported volume.