COHU is trading at $54.98, up 4.25% in pre-market, in line with a broader chip-sector rebound supported by stronger-than-expected Super Micro results. - Micron and SanDisk also rose in pre-market trading. - No fresh Cohu-specific catalyst was identified; its latest listed announcement was an October 8 Investor Day notice. - Cohu’s Q3 results are scheduled for October 28.