Joshua Buettner Garrett Solid Power, Inc. (SLDP) insider trading activity

Joshua Buettner Garrett is Chief Technology Officer of Solid Power, Inc.. Currently has a direct ownership of 1.34 Million shares of SLDP, which is worth approximately $1.9 Million. The most recent transaction as insider was on May 12, 2025, when has been sold 5,520 shares (Common Stock) at a price of $1.3 per share, resulting in proceeds of $7,176. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 1.34M

54.52% 3M change

94.49% 12M change

Total Value Held $1.9 Million

Joshua Buettner-Garrett Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
May 12 2025	SELL Payment of exercise price or tax liability	$7,176 $1.3 p/Share	5,520 Reduced 0.41%	1,337,062 Common Stock
May 09 2025	BUY Grant, award, or other acquisition	-	531,034 Added 28.34%	1,342,582 Common Stock
Mar 31 2025	SELL Payment of exercise price or tax liability	$15,427 $1.08 p/Share	14,285 Reduced 1.73%	811,548 Common Stock
Mar 22 2025	SELL Payment of exercise price or tax liability	$43,812 $1.11 p/Share	39,471 Reduced 4.56%	825,833 Common Stock
Mar 06 2025	SELL Open market or private sale	$211,874 $1.13 p/Share	187,500 Reduced 17.81%	865,304 Common Stock
Mar 06 2025	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 15.12%	1,052,804 Common Stock
Feb 10 2025	SELL Open market or private sale	$245,625 $1.31 p/Share	187,500 Reduced 17.81%	865,304 Common Stock
Feb 10 2025	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 15.12%	1,052,804 Common Stock
Jan 06 2025	SELL Open market or private sale	$391,875 $2.09 p/Share	187,500 Reduced 17.81%	865,304 Common Stock
Jan 06 2025	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 15.12%	1,052,804 Common Stock
Dec 31 2024	SELL Payment of exercise price or tax liability	$9,450 $2.14 p/Share	4,416 Reduced 0.51%	865,304 Common Stock
Dec 16 2024	SELL Open market or private sale	$200,625 $1.07 p/Share	187,500 Reduced 17.74%	869,720 Common Stock
Dec 16 2024	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 15.06%	1,057,220 Common Stock
Nov 12 2024	SELL Open market or private sale	$200,625 $1.07 p/Share	187,500 Reduced 17.74%	869,720 Common Stock
Nov 12 2024	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 15.06%	1,057,220 Common Stock
Oct 07 2024	SELL Open market or private sale	$236,250 $1.26 p/Share	187,500 Reduced 17.74%	869,720 Common Stock
Oct 07 2024	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 15.06%	1,057,220 Common Stock
Sep 30 2024	SELL Payment of exercise price or tax liability	$6,049 $1.37 p/Share	4,416 Reduced 0.51%	869,720 Common Stock
Sep 10 2024	SELL Open market or private sale	$226,875 $1.21 p/Share	187,500 Reduced 17.66%	874,136 Common Stock
Sep 10 2024	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 15.01%	1,061,636 Common Stock
Aug 30 2024	BUY Exercise of conversion of derivative security	$5,732 $0.03 p/Share	191,079 Added 17.94%	874,136 Common Stock
Aug 19 2024	SELL Open market or private sale	$266,250 $1.42 p/Share	187,500 Reduced 21.54%	683,057 Common Stock
Aug 19 2024	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 17.72%	870,557 Common Stock
Jul 09 2024	SELL Open market or private sale	$311,250 $1.66 p/Share	187,500 Reduced 21.54%	683,057 Common Stock
Jul 09 2024	BUY Exercise of conversion of derivative security	$5,625 $0.03 p/Share	187,500 Added 17.72%	870,557 Common Stock

Joshua Buettner Garrett

Chief Technology Officer

Louisville, CO

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