QuantumScape is trading 4.17% down now at $5.63 as rising Treasury yields and renewed inflation concerns weigh on technology and speculative growth stocks.

  • The Nasdaq Composite is down 0.52%, while the technology-sector XLK ETF is down 1.66%.
  • No fresh company-specific announcement or catalyst was identified for August 20, 2026; the move appears primarily macro-driven.
  • Recent coverage similarly described an earlier QuantumScape decline as having no company-specific catalyst.