Aehr Test Systems is trading 10.7% up now at $100.51, as semiconductor stocks rally on stronger AI infrastructure demand and the Qualcomm-Amazon custom-chip collaboration.

  • The broader chip sector is up 2.61%, supporting a sector-led explanation.
  • No new company-specific announcement or earnings release was identified for September 9, 2026.
  • Investor interest may also be elevated ahead of the September 10 Lake Street conference.