0001811414 2025-10-22 2025-10-22 0001811414 false 8-K 2025-10-22 QuantumScape Corporation DE 001-39345 85-0796578 1730 Technology Drive San Jose CA 95110 408 452-2000 Not Applicable false false false false Class A common stock, par value $0.0001 per share QS NYSE false