Clear Street Group Inc.

Position in ATII — Archimedes Tech SPAC Partners II Co.

CIK 1881567 NEW YORK, NY

Position in ATII

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

Position Value

$439,326

-$366,949 QoQ

Shares Held

99,164

-58.9% QoQ

Ownership

0.335%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#43

of 52 holders

Holding Since

Sep 2025

4 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Financial Services · as of Jun 30, 2026

Clear Street Group Inc. holds $397,012,860 across 276 Shell Companies names. ATII ranks #207 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CAII	Collective Acquisition Corp. II	1,182,844	$8,641,927
2	APMC	AmperCap Acquisition Co	598,581	$5,919,965
3	GIW	GigCapital8 Corp.	649,446	$4,695,767
4	SVAQ	Silicon Valley Acquisition Corp.	503,270	$4,454,231
5	QLEP	Quantum Leap Acquisition Corp	435,308	$4,322,608
6	DMAA	Drugs Made In America Acquisition Corp.	1,103,533	$4,072,986
7	PTOR	Praetorian Acquisition Corp.	523,528	$3,961,762
8	AEAQ	Activate Energy Acquisition Corp.	407,449	$3,669,801

12 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30 ATIIU	$169,826	14,164	+41.6%	Shares	Sole	2026-08-12
2026-06-30 ATIIW	—	60,000	-60.9%	Shares	Sole	2026-08-12
2026-06-30	$269,500	25,000	-67.7%	Shares	Sole	2026-08-12
2026-03-31 ATIIU	—	10,000	-86.6%	Shares	Sole	2026-05-15
2026-03-31 ATIIW	—	153,619	+35.7%	Shares	Sole	2026-05-15
2026-03-31	$806,275	77,452	+1746.3%	Shares	Sole	2026-05-15
2025-12-31 ATIIU	—	74,658	+97.7%	Shares	Sole	2026-02-13
2025-12-31 ATIIW	—	113,240	-13.5%	Shares	Sole	2026-02-13
2025-12-31	$43,460	4,195	-85.6%	Shares	Sole	2026-02-13
2025-09-30 ATIIU	$474,718	37,766	—	Shares	Sole	2025-11-14
2025-09-30 ATIIW	—	130,840	—	Shares	Sole	2025-11-14
2025-09-30	$298,080	29,195	—	Shares	Sole	2025-11-14
No filing history on record for this holder in this stock.