ON Semiconductor is trading at $80.17, up 4.29%, amid stronger semiconductor-sector sentiment after Micron’s strong fiscal Q4 results and upbeat AI-memory demand outlook reinforced optimism about the broader chip cycle.

  • A report links the sector enthusiasm to ON Semiconductor’s recent gains; it identifies no fresh company-specific announcement on October 1.
  • Broad indexes supplied were up less than 0.5%, pointing more to chip-sector sentiment than a broad-market move. No volume information was provided.