SEMI is trading 2.19% up at $40.99 in pre-market on October 1, with Micron’s overnight earnings supporting semiconductor sentiment. - Micron reported sales up 380% year over year to $54 billion, with gross margin at 87%. - Asian markets also gained overnight; the broader U.S. market was positive, with more modest gains. - No SEMI-specific announcement was identified; available evidence points to a sector tailwind.