Joshua Buettner-Garrett - 30 Jun 2025 Form 4 Insider Report for Solid Power, Inc. (SLDP)

Role: Chief Technology Officer
Signature: /s/ Kristen Gould, attorney-in-fact on behalf of Joshua Buettner-Garrett
Issuer symbol: SLDP
Transactions as of: 30 Jun 2025
Net transactions value: -$30,713
Form type: 4
Filing time: 01 Jul 2025, 16:47:06 UTC
Previous filing: 13 May 2025
Next filing: 01 Oct 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Buettner-Garrett Joshua	Chief Technology Officer	C/O SOLID POWER, INC., 486 S PIERCE AVE., SUITE E, LOUISVILLE	/s/ Kristen Gould, attorney-in-fact on behalf of Joshua Buettner-Garrett	01 Jul 2025	0001880162

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	SLDP	Common Stock	Tax liability	$30,713	-14,285	-1.1%	$2.15	1,322,777	30 Jun 2025	Direct	F1

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

Explanation of Responses:

Id	Content
F1	Represents shares of the issuer's common stock withheld to satisfy the reporting person's tax obligation upon the vesting of restricted stock units.