Qnity Electronics is trading 4.17% down now at $127.50 after Taiwan and China rejected challenges by a Qnity affiliate, upholding Entegris CMP-slurry patents and reinforcing a U.S. sales ban through 2035.

  • The legal setback remains the clearest company-specific catalyst behind continued selling.
  • Semiconductor shares are retreating amid elevated Treasury yields, geopolitical inflation concerns, and caution before the Federal Reserve’s meeting minutes.