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BERKLEY W R CORP

Position in MCGA — Yorkville Acquisition Corp.

CIK 11544 Greenwich, CT

Position in MCGA

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$16,801,269
+$164,557 QoQ
Shares Held
1,685,246
0.0% QoQ
Ownership
7.15%
of shares outstanding
% of Portfolio
0.86%
of 13F equity value
Holder Rank
#1
of 54 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MCGA Over Time

Shares Held

Position Value (USD)

Position in Shell Companies

Financial Services · as of Jun 30, 2026

BERKLEY W R CORP holds $998,287,435 across 236 Shell Companies names. MCGA ranks #8 (1.7% of the industry book) .

# Ticker Company Shares Value (USD) Open
1
3,265,181 $37,288,367
3
2,211,677 $22,846,623
8 MCGA
Yorkville Acquisition Corp.
This page
1,685,246 $16,801,269

All Filings in MCGA

Export CSV
4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $16,801,269 1,645,570
2026-03-31 $16,636,712 1,645,570
2025-12-31 $3,883,305 383,347
2025-09-30 $854,750 80,183