Clear Street Group Inc.

Position in OYSE — Oyster Enterprises II Acquisition Corp

CIK 1881567 NEW YORK, NY

Position in OYSE

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

Position Value

$1,840,963

-$220,909 QoQ

Shares Held

491,554

-4.4% QoQ

Ownership

1.45%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#39

of 61 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. OYSE ranks #94 (0.5% 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 OYSER	—	262,071	-0.8%	Shares	Sole	2026-08-12
2026-06-30 OYSEU	—	50,575	-0.2%	Shares	Sole	2026-08-12
2026-06-30	$1,840,963	178,908	-10.3%	Shares	Sole	2026-08-12
2026-03-31 OYSER	$33,008	264,071	0.0%	Shares	Sole	2026-05-15
2026-03-31 OYSEU	—	50,672	-0.1%	Shares	Sole	2026-05-15
2026-03-31	$2,028,864	199,495	-0.3%	Shares	Sole	2026-05-15
2025-12-31 OYSER	$52,814	264,071	-0.8%	Shares	Sole	2026-02-13
2025-12-31 OYSEU	—	50,708	+28.0%	Shares	Sole	2026-02-13
2025-12-31	$2,022,080	200,008	-18.7%	Shares	Sole	2026-02-13
2025-09-30 OYSER	$45,232	266,071	—	Shares	Sole	2025-11-14
2025-09-30 OYSEU	$404,022	39,610	—	Shares	Sole	2025-11-14
2025-09-30	$2,464,910	245,950	—	Shares	Sole	2025-11-14
No filing history on record for this holder in this stock.