AIXTRON is trading 9% down now at €38.48 as a broad semiconductor selloff intensified on August 19, 2026.

  • Rising bond yields pressured high-growth technology valuations; geopolitical tensions and higher oil prices reinforced risk aversion.
  • The Philadelphia Semiconductor Index dropped about 5%, while Asian chipmakers also declined sharply.
  • No clear AIXTRON-specific announcement or downgrade was identified.