Ampco-Pittsburgh is trading 5.6% higher at $8.09 on October 27, 2026; no company-specific catalyst surfaced in the available news search. - The company’s latest listed releases were from earlier dates. - The U.S. manufacturing PMI rose to 56.0 in October, its strongest reading since May 2022, and the broader market was also higher. - These provide context but do not establish a direct cause for the stock’s move.