PWB is trading at $153.96 (-2.15% after-hours), likely reflecting profit-taking and renewed concerns that Huawei’s accelerated 2027 AI-chip roadmap could intensify competition for dominant holdings such as NVIDIA.

  • Semiconductors led September 18 gains; the S&P 500 Information Technology index rose about 2%, while the Nasdaq Composite gained 1.69%.
  • The decline diverges from the regular-session technology rally, while Treasury yields near 5% continue pressuring growth-stock valuations.