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Equibles

JANE STREET GROUP, LLC

Position in MCGA — Yorkville Acquisition Corp.

CIK 1595888 NEW YORK, NY
Back to MCGA Full portfolio

Position in MCGA

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$1,811,335
+$1,616,020 QoQ
Shares Held
177,408
+818.3% QoQ
Ownership
0.752%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#26
of 54 holders
Holding Since
Jun 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MCGA Over Time

Shares Held

Position Value (USD)

Derivatives in MCGA

reported options exposure · as of Jun 30, 2026
CallValue
$787,191
CallShares
77,100
PutValue
$0
PutShares
0

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Shell Companies

Financial Services · as of Jun 30, 2026

JANE STREET GROUP, LLC holds $11,715,695 across 22 Shell Companies names. MCGA ranks #3 (15.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 CCXI
Churchill Capital Corp XI
 167,631 $2,925,160
2 CEPO
Cantor Equity Partners I, Inc.
 315,229 $2,783,471
3 MCGA
Yorkville Acquisition Corp.
This page 		177,408 $1,811,335
4 DYNC
Dynamix Corp
 103,585 $1,117,682
5 ATII
Archimedes Tech SPAC Partners II Co.
 45,049 $540,136
6 QETA
Quetta Acquisition Corp
 33,088 $396,063
7 AEXA
American Exceptionalism Acquisition Corp. A
 22,526 $266,257
8 EVAC
EQV Ventures Acquisition Corp. II
 23,969 $244,004

All Filings in MCGA

Export CSV
5 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $1,811,335 177,408
2026-06-30 $787,191 77,100
2026-03-31 $195,315 19,319
2026-03-31 $382,158 37,800
2025-12-31 $753,530 74,386