QuantumScape is trading at $4.79, up 4.25%, amid broader market strength as of 10:43 a.m. ET on September 30. - The Nasdaq was up 0.91% and the S&P 500 was up 0.54%. - Cooler inflation readings and stronger-than-expected GDP were cited as market drivers, supporting a risk-on backdrop rather than a confirmed QuantumScape-specific catalyst. - No fresh company-specific announcement explaining the move surfaced in available search results; QuantumScape’s investor-relations page lists its latest business results from July.