144 0001834019 XXXXXXXX LIVE 0001811414 QuantumScape Corp 001-39345 1730 TECHNOLOGY DRIVE SAN JOSE CA 95110 (408) 452-2000 Singh Mohit Officer common Fidelity Brokerage Services LLC

245 Summer Street Boston MA 02110

23598 204165.18 522939205 08/19/2025 NYSE Common 08/19/2025 RSU QUANTUMSCAPE N 23598 08/19/2025 RSU N Mohit Singh c/o Quantumscape Corporation

1730 Technology Dr San Jose CA 95110

Common Stock 05/19/2025 71428 315318.91 Mohit Singh c/o Quantumscape Corporation

1730 Technology Dr San Jose CA 95110

Common Stock 06/25/2025 290000 1727675.00 Mohit Singh c/o Quantumscape Corporation

1730 Technology Dr, San Jose CA 95110

Common Stock 06/26/2025 325000 2343607.50 Mohit Singh c/o Quantumscape Corporation

1730 Technology Dr San Jose CA 95110

Common Stock 07/08/2025 465000 3819324.00 08/19/2025 09/12/2024 Audrey Skillern as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mohit Singh