SIMPLEX TRADING, LLC

Position in SLDP — Solid Power, Inc.

CIK 1488542 CHICAGO, IL

Position in SLDP

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$29,955

+$25,056 QoQ

Shares Held

11,566

+608.3% QoQ

Ownership

0.005%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#123

of 189 holders

Holding Since

Dec 2021

16 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Consumer Cyclical · as of Jun 30, 2026

SIMPLEX TRADING, LLC holds $17,344,234 across 27 Auto Parts names. SLDP ranks #22 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AAP	Advance Auto Parts Inc	54,075	$3,364,546
2	AUR	Aurora Innovation, Inc.	361,164	$2,463,138
3	QS	QuantumScape Corp	260,905	$1,972,441
4	MBLY	Mobileye Global Inc.	167,092	$1,617,450
5	MGA	Magna International Inc	23,293	$1,529,418
6	GT	Goodyear Tire & Rubber Co /Oh/	216,855	$1,431,243
7	APTV	Aptiv PLC	22,600	$1,387,188
8	MOD	Modine Manufacturing Co	4,568	$1,219,747

16 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$29,955	11,566	+608.3%	Shares	Sole	2026-08-12
2026-03-31	$4,899	1,633	+63.3%	Shares	Sole	2026-05-14
2025-12-31	$708	1,000	-98.9%	Shares	Sole	2026-02-11
2025-09-30	$303,999	87,608	-3.9%	Shares	Sole	2025-11-12
2025-06-30	$199,574	91,130	+222.3%	Shares	Sole	2025-08-05
2025-03-31	$29,690	28,277	-84.3%	Shares	Sole	2025-05-12
2024-12-31	$340,732	180,282	+544.9%	Shares	Sole	2025-02-11
2024-09-30	$37,740	27,956	+282.1%	Shares	Sole	2024-11-08
2023-12-31	$10,609	7,317	+2.0%	Shares	Sole	2024-02-02
2023-09-30	$14,493	7,175	-88.3%	Shares	Sole	2023-11-01
2023-06-30	$155,425	61,191	-56.4%	Shares	Sole	2023-08-04
2023-03-31	$422,086	140,228	+16.1%	Shares	Sole	2023-04-27
2022-12-31	$306,682	120,741	+213.3%	Shares	Sole	2023-02-02
2022-09-30	$202,694	38,535	+95.6%	Shares	Sole	2022-11-04
2022-03-31	$170,807	19,701	-67.8%	Shares	Sole	2022-05-02
2021-12-31	$534,136	61,114	—	Shares	Sole	2022-02-23
No filing history on record for this holder in this stock.