144 0001834019 XXXXXXXX LIVE 0001811414 QuantumScape Corp 001-39345 1730 TECHNOLOGY DRIVE SAN JOSE CA 95110 (408) 452-2000 Singh Mohit Officer Class A Common Stock Morgan Stanley Smith Barney LLC

1 New York Plaza, 38th floor New York NY 10004

38785 237364.20 587219164 08/18/2026 NASDAQ Class A Common Stock 08/17/2026 RSU vesting Issuer N 59669 08/17/2026 Compensation N Mohit Singh

1730 Technology Dr. San Jose CA 95110

Class A Common Stock 05/18/2026 31913 235265.83 The number of shares to be sold represents an estimate of the amount necessary to cover tax obligations on the release of restricted stock units. 08/18/2026 /s/ Mohit Singh