Alpha and Omega Semiconductor is trading 5.9% up at $36.90 after broad pre-market strength across semiconductor and AI-infrastructure shares.

  • Major chip stocks also advanced on August 12, 2026.
  • The Nasdaq Composite rose 0.65% in pre-market trading.
  • Fiscal fourth-quarter and full-year 2026 results are scheduled after the August 12 close, creating event-driven interest without an announced earnings catalyst.