SEMI.AS is trading at $20.28 (-3.89%), with the decline appearing driven mainly by an AI-semiconductor valuation pullback after an extended rally.

  • Investors are reassessing whether exceptionally high chipmaker margins can persist.
  • Higher long-term Treasury yields also pressured growth-stock valuations; the U.S. 10-year yield reached 4.73% on August 18, 2026.
  • Chip stocks had recently risen even as major U.S. indexes fell, highlighting broader caution.