GROUP ONE TRADING LLC

Position in WLAC — Willow Lane Acquisition Corp.

CIK 932540 CHICAGO, IL

Position in WLAC

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$380,652

New position

Shares Held

35,742

first reported quarter

Ownership

—

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#27

of 39 holders

Holding Since

Mar 2026

1 quarter on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Financial Services · as of Mar 31, 2026

GROUP ONE TRADING LLC holds $549,487 across 3 Shell Companies names. WLAC ranks #1 (69.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WLAC	Willow Lane Acquisition Corp. This page	35,742	$380,652
2	DYNC	Dynamix Corp	13,908	$145,616
3	XXI	Twenty One Capital, Inc.	3,628	$23,219

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$380,652	35,742	—	Shares	Sole	2026-05-13
No filing history on record for this holder in this stock.