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BERKLEY W R CORP

Position in OYSE — Oyster Enterprises II Acquisition Corp

CIK 11544 Greenwich, CT

Position in OYSE

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$4,896,722
+$28,602 QoQ
Shares Held
475,872
-32.4% QoQ
Ownership
1.40%
of shares outstanding
% of Portfolio
0.25%
of 13F equity value
Holder Rank
#17
of 61 holders
Holding Since
Jun 2025
5 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in OYSE 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. OYSE ranks #65 (0.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
1
3,265,181 $37,288,367

All Filings in OYSE

Export CSV
8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,896,722 475,872
2026-03-31 OYSER $28,502 228,022
2026-03-31 $4,839,618 475,872
2025-12-31 OYSER $45,604 228,022
2025-12-31 $4,811,065 475,872
2025-09-30 OYSER $38,763 228,022
2025-09-30 $4,769,189 475,872
2025-06-30 OYSEU $4,815,824 475,872