Buettner-Garrett Joshua

CIK 0001880162

Chief Technology Officer

Filings

Latest May 13, 2026

Issuers covered

Showing

38 of 38

Page 1

Track record

16 of 16 open-market trades scored (100% price coverage). Returns are signed: a +10% move on a sale shows as -10% (insider was wrong).

Horizon	Trades	Win rate	Avg	Median	Best	Worst
30 days	16	63%	-1.7%	+1.2%	+31.8%	-51.4%
90 days	16	44%	-2.9%	-6.2%	+53.9%	-59.5%
180 days	16	38%	-31.9%	-8.1%	+39.6%	-253.9%
365 days	16	31%	-133.1%	-102.3%	+45.1%	-529.2%

Issuers

Companies where Buettner-Garrett Joshua has filed

Ticker	Issuer	Filings	Last filed
SLDP	Solid Power, Inc.	38	May 13, 2026

All filings

38 Form 4 / 4-A filings, newest first

Filed	Issuer	Top transaction	Shares	Price	Value
May 13, 2026	SLDPSolid Power, Inc.	FTax	5,519	$3.15	$17,385
May 12, 2026	SLDPSolid Power, Inc.	FTax	58,082	$3.075	$178,602
Apr 2, 2026	SLDPSolid Power, Inc.	FTax	14,284	$2.82	$40,281
Jan 5, 2026	SLDPSolid Power, Inc.	FTax	14,284	$4.28	$61,136
Oct 1, 2025	SLDPSolid Power, Inc.	FTax	14,284	$3.52	$50,280
Jul 1, 2025	SLDPSolid Power, Inc.	FTax	14,285	$2.15	$30,713
May 13, 2025	SLDPSolid Power, Inc.	FTax	5,520	$1.30	$7,176
May 12, 2025	SLDPSolid Power, Inc.	AGrant	531,034	$0.00	$0
Apr 1, 2025	SLDPSolid Power, Inc.	FTax	14,285	$1.08	$15,428
Mar 25, 2025	SLDPSolid Power, Inc.	FTax	39,471	$1.11	$43,813
Mar 7, 2025	SLDPSolid Power, Inc.	SSale	187,500	$1.1283	$211,556
Feb 12, 2025	SLDPSolid Power, Inc.	SSale	187,500	$1.3142	$246,413
Jan 7, 2025	SLDPSolid Power, Inc.	SSale	187,500	$2.0922	$392,288
Jan 2, 2025	SLDPSolid Power, Inc.	FTax	4,416	$2.14	$9,450
Dec 17, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.0742	$201,413
Nov 13, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.0741	$201,394
Oct 8, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.2644	$237,075
Oct 1, 2024	SLDPSolid Power, Inc.	FTax	4,416	$1.37	$6,050
Sep 11, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.212	$227,250
Aug 30, 2024	SLDPSolid Power, Inc.	MExercise	191,079	$0.03	$5,732
Aug 20, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.4243	$267,056
Jul 10, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.6643	$312,056
Jul 2, 2024	SLDPSolid Power, Inc.	FTax	4,416	$1.65	$7,286
Jun 17, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.6597	$311,194
May 22, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.6804	$315,075
May 13, 2024	SLDPSolid Power, Inc.	FTax	5,520	$1.72	$9,494
Apr 4, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.8608	$348,900
Apr 1, 2024	SLDPSolid Power, Inc.	FTax	4,416	$2.03	$8,964
Mar 26, 2024	SLDPSolid Power, Inc.	AGrant	360,870	$0.00	$0
Mar 19, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.3584	$254,700
Mar 4, 2024	SLDPSolid Power, Inc.	FTax	19,894	$1.64	$32,626
Feb 8, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.579	$296,063
Jan 12, 2024	SLDPSolid Power, Inc.	SSale	187,500	$1.2911	$242,081
Dec 22, 2023	SLDPSolid Power, Inc.	MExercise	150,000	$0.03	$4,500
Dec 6, 2023	SLDPSolid Power, Inc.	SSale	187,500	$1.4724	$276,075
May 12, 2023	SLDPSolid Power, Inc.	FTax	5,519	$2.07	$11,424
Mar 3, 2023	SLDPSolid Power, Inc.	AGrant	161,493	$0.00	$0
May 13, 2022	SLDPSolid Power, Inc.	AGrant	50,459	$0.00	$0

Showing 1-38 of 38

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Filed		Top transaction	Shares	Price	Value