Linda C. Heller - 09 May 2025 Form 4 Insider Report for Solid Power, Inc. (SLDP)

Role: CFO & Treasurer
Signature: /s/ Kristen Gould, attorney-in-fact on behalf of Linda C. Heller
Issuer symbol: SLDP
Transactions as of: 09 May 2025
Net transactions value: $0
Form type: 4
Filing time: 12 May 2025, 17:18:33 UTC
Previous filing: 17 Jun 2024
Next filing: 18 Jun 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Heller Linda C.	CFO & Treasurer	486 S. PIERCE AVE., SUITE E, LOUISVILLE	/s/ Kristen Gould, attorney-in-fact on behalf of Linda C. Heller	12 May 2025	0001441617

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SLDP	Common Stock	Award	$0	+1,113,920	+128%	$0.000000	1,986,547	09 May 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each restricted stock unit represents a contingent right to receive one share of the underlying common stock of the Issuer. The restricted stock units will vest as to 25% of the granted number on May 9, 2026, and the remaining 75% of the granted number will vest in 12 equal quarterly installments commencing on June 30, 2026, and thereafter at the end of each fiscal quarter of the Issuer, subject to the reporting person continuing to be a service provider (as defined in the Solid Power, Inc. 2021 Equity Incentive Plan) through the applicable vesting date.

Content

Each restricted stock unit represents a contingent right to receive one share of the underlying common stock of the Issuer. The restricted stock units will vest as to 25% of the granted number on May 9, 2026, and the remaining 75% of the granted number will vest in 12 equal quarterly installments commencing on June 30, 2026, and thereafter at the end of each fiscal quarter of the Issuer, subject to the reporting person continuing to be a service provider (as defined in the Solid Power, Inc. 2021 Equity Incentive Plan) through the applicable vesting date.