Oyster Enterprises II Acquisition Corp SEC filings OYSEU

Oyster Enterprises II Acquisition Corp has 41 filings in SEC EDGAR's recent list, going back to Nov 7, 2024. Its latest annual report, Form 10-K, was filed on Mar 9, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Jul 8, 2025 (other events). The company's fiscal year ends on December 31.

Oyster Enterprises II Acquisition Corp SEC filings
Form Description Filed Period
10-Q Quarterly report Nov 4, 2026 Sep 30, 2026
10-Q Quarterly report Aug 6, 2026 Jun 30, 2026
10-Q Quarterly report May 6, 2026 Mar 31, 2026
10-K Annual report Mar 9, 2026 Dec 31, 2025
SCHEDULE 13G/A Amended ownership over 5% (passive) Feb 11, 2026 —
SCHEDULE 13G Ownership over 5% (passive) Nov 14, 2025 —
SCHEDULE 13G Ownership over 5% (passive) Nov 12, 2025 —
SCHEDULE 13G/A Amended ownership over 5% (passive) Nov 12, 2025 —
10-Q Quarterly report Oct 31, 2025 Sep 30, 2025
SCHEDULE 13G Ownership over 5% (passive) Aug 14, 2025 —
SCHEDULE 13G Ownership over 5% (passive) Aug 14, 2025 —
SCHEDULE 13G/A Amended ownership over 5% (passive) Aug 14, 2025 —
SCHEDULE 13G Ownership over 5% (passive) Aug 12, 2025 —
10-Q Quarterly report Aug 8, 2025 Jun 30, 2025
8-K Current report
Other events
Jul 8, 2025 Jul 8, 2025
SCHEDULE 13D Ownership over 5% (active) Jun 2, 2025 —
8-K Current report
Other events
May 30, 2025 May 23, 2025
4 Insider transaction May 27, 2025 May 23, 2025
8-K Current report
Material agreement, Unregistered share sale, Officer or director change, Bylaw or fiscal year change, Other events
May 27, 2025 May 21, 2025
424B4 Prospectus May 22, 2025 —
EFFECT Filing May 21, 2025 —
3 Initial insider ownership May 21, 2025 May 21, 2025
3 Initial insider ownership May 21, 2025 May 21, 2025
3 Initial insider ownership May 21, 2025 May 21, 2025
3 Initial insider ownership May 21, 2025 May 21, 2025
3 Initial insider ownership May 21, 2025 May 21, 2025
S-1MEF Registration statement May 21, 2025 —
CERT Filing May 21, 2025 —
8-A12B For registration of certain classes May 21, 2025 —
CORRESP Letter to the SEC May 20, 2025 —
CORRESP Letter to the SEC May 20, 2025 —
S-1/A Amended registration statement May 19, 2025 —
S-1/A Amended registration statement May 9, 2025 —
S-1 Registration statement May 6, 2025 —
DRSLTR Filing Mar 19, 2025 —
DRS/A Filing Mar 19, 2025 —
UPLOAD Letter from the SEC Dec 20, 2024 —
DRSLTR Filing Dec 9, 2024 —
DRS/A Filing Dec 9, 2024 —
UPLOAD Letter from the SEC Dec 4, 2024 —
DRS Filing Nov 7, 2024 —

Showing 41 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

Company profile

Industry
Blank Checks (SIC 6770)
Listed as
OYSE (Nasdaq), OYSER (Nasdaq), OYSEU (Nasdaq)
Fiscal year ends
December 31
Incorporated in
Cayman Islands
Headquarters
Miami, FL
SEC filer status
Non-accelerated filer, Smaller reporting company, Emerging growth company
SEC CIK
2042182

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.