BCK CAPITAL MANAGEMENT LP

Position in MCGA — Yorkville Acquisition Corp.

CIK 1819275 STAMFORD, CT

Position in MCGA

as of Mar 31, 2026 · filed May 1, 2026 Compact

Position Value

$3,831,690

-$7,580 QoQ

Shares Held

379,000

0.0% QoQ

Ownership

1.61%

of shares outstanding

% of Portfolio

16.69%

of 13F equity value

Holder Rank

#13

of 52 holders

Holding Since

Sep 2025

3 quarters on record

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

Financial Services · as of Mar 31, 2026

BCK CAPITAL MANAGEMENT LP holds $12,072,810 across 3 Shell Companies names. MCGA ranks #3 (31.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MBAV	M3-Brigade Acquisition V Corp.	388,000	$4,167,120
2	CEPO	Cantor Equity Partners I, Inc.	388,000	$4,074,000
3	MCGA	Yorkville Acquisition Corp. This page	379,000	$3,831,690

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$3,831,690	379,000	0.0%	Shares	Sole	2026-05-01
2025-12-31	$3,839,270	379,000	+288.0%	Shares	Sole	2026-02-11
2025-09-30	$1,041,375	97,690	—	Shares	Sole	2025-11-10
No filing history on record for this holder in this stock.