Notice of Proposed Sale · 144

QuantumScape Corporation

QSNASDAQEQUITYCurrent

Notice of Proposed Sale

Filed Aug 19, 2026Accepted Aug 19, 2026, 6:28 PM EDTFiling CIK 1834249Accession 0001958244-26-000537

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Notice of proposed sale. The proposed amounts below do not establish that a sale occurred.

Proposed-sale notice

Issuer: QuantumScape Corporation
Issuer CIK: 0001811414
SEC file number: 001-39345
Phone: 1-408-452-2000
Person for whose account securities are to be sold: Timothy Holme
Relationships to issuer: Officer
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Securities proposed for sale

Securities proposed for sale · 1 reported row
Security	Proposed units	Aggregate market value	Units outstanding	Approximate sale date	Exchange	Broker / market maker
Class A Common Stock	48,238	283,639.44	587,219,164	08/19/2026	NYSE	Goldman Sachs & Co. LLC

Broker / market maker — proposed row 1, entry 1

Name: Goldman Sachs & Co. LLC
Street: 200 West Street
City: New York
State / country code: NY
Postal code: 10282

Acquisition of securities to be sold

Acquisition of securities to be sold · 4 reported rows
Security	Acquired	Nature of acquisition	Acquired from	Amount acquired	Gift transaction	Donor acquired	Payment date	Nature of payment
Class A Common Stock	04/06/2023	Acquired as compensation -- Restricted Stock Units	Issuer	3,708	N		04/06/2023	Compensation
Class A Common Stock	04/05/2024	Acquired as compensation -- Restricted Stock Units	Issuer	7,951	N		04/05/2024	Compensation
Class A Common Stock	04/08/2025	Acquired as compensation -- Restricted Stock Units	Issuer	8,686	N		04/08/2025	Compensation
Class A Common Stock	03/06/2023	Acquired as a gift	The Timothy Holme 2020 Annuity Trust	27,893	Y	01/17/2011	03/06/2023	None

Sales reported in the preceding three months

Sales reported in the preceding three months · 38 reported rows
Seller	Security	Sale date	Amount sold	Gross proceeds
Timothy Holme	Class A Common Stock	05/20/2026	50,898	378,268.85
Timothy Holme	Class A Common Stock	05/20/2026	16,856	128,489.92
Timothy Holme	Class A Common Stock	05/20/2026	29,630	225,836.9
Timothy Holme	Class A Common Stock	05/20/2026	29,693	220,702.13
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	05/20/2026	13,557	100,754.27
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	05/20/2026	4,686	35,720.44
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	05/20/2026	8,037	61,257.21
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	05/20/2026	7,974	59,269.15
Timothy Holme	Class A Common Stock	05/20/2026	23,106	173,382.8
Timothy Holme	Class A Common Stock	05/21/2026	92,972	765,391.99
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	05/21/2026	25,445	209,475.96
Timothy Holme	Class A Common Stock	06/02/2026	7,085	67,466.2
Timothy Holme	Class A Common Stock	06/02/2026	12,850	118,295.82
Timothy Holme	Class A Common Stock	06/02/2026	3,518	33,500.15
Timothy Holme	Class A Common Stock	06/02/2026	42,880	394,650.37
Timothy Holme	Class A Common Stock	06/02/2026	6,775	63,299.5
Timothy Holme	Class A Common Stock	06/02/2026	24,861	228,813.19
Timothy Holme	Class A Common Stock	06/02/2026	24,996	233,482.64
Timothy Holme	Class A Common Stock	06/02/2026	14,715	137,443.99
Timothy Holme	Class A Common Stock	06/02/2026	12,640	120,354.29
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	1,927	18,349.66
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	3,472	31,962.88
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	1,010	9,617.73
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	11,426	105,160.33
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	1,979	18,489.99
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	6,633	61,048.14
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	6,756	63,106.44
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	3,988	37,249.52
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	06/02/2026	3,424	32,602.3
Timothy Holme	Class A Common Stock	07/02/2026	5,574	42,789.37
Timothy Holme	Class A Common Stock	07/02/2026	59,822	427,589.71
Timothy Holme	Class A Common Stock	07/02/2026	16,826	129,134.5
Timothy Holme	Class A Common Stock	07/02/2026	20,769	148,492.12
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	07/02/2026	3,204	24,595.83
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	07/02/2026	15,955	114,041.55
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	07/02/2026	9,519	73,055.47
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	07/02/2026	5,576	39,866.73
The Holme 2020 Irrevocable Trust dtd 8/21/2020	Class A Common Stock	08/19/2026	6,361	36,627.91

Seller — prior-sale row 1, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 2, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 3, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 4, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 5, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 6, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 7, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 8, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 9, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 10, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 11, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 12, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 13, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 14, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 15, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 16, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 17, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 18, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 19, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 20, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 21, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 22, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 23, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 24, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 25, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 26, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 27, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 28, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 29, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 30, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 31, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 32, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 33, entry 1

Name: Timothy Holme
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 34, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 35, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 36, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 37, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Seller — prior-sale row 38, entry 1

Name: The Holme 2020 Irrevocable Trust dtd 8/21/2020
Street: 1730 Technology Drive
City: San Jose
State / country code: CA
Postal code: 95110

Prior-sale reporting

Nothing to report for the preceding three months: N

Remarks

The sales of shares set forth herein are made in connection with a selling plan dated 06/05/2025 that is intended to comply with Rule 10b5-1(c). 20,345 shares to be sold by Timothy Holme and 27,893 shares sold by The Holme 2020 Irrevocable Trust dtd 8/21/2020.

Notice signature

Notice date: 08/19/2026
Signed: Goldman Sachs & Co. LLC on behalf of Timothy Holme
Plan adoption dates: 06/05/2025

Company context

QuantumScape is on a mission to revolutionize energy storage to enable a sustainable future. The company’s next-generation batteries are designed to enable greater energy density, faster charging and enhanced safety to support the transition away from legacy energy sources toward a lower carbon future. For more information, visit www.quantumscape.com.

Current securities

QSNASDAQ · EQUITY · Current

Historical securities (4)

KCACNASDAQ · EQUITY · Historical · closed Nov 27, 2020 KCAC.UNNYSE · UNIT · Historical · closed Nov 27, 2020 KCAC.WSNYSE · WARRANT · Historical · closed Nov 27, 2020 QS.WSNYSE · WARRANT · Historical · closed Aug 24, 2021