Quartzsea Acquisition Corp SEC filings QSEAU
Quartzsea Acquisition Corp has 77 filings in SEC EDGAR's recent list, going back to Dec 23, 2024. Its latest annual report, Form 10-K, was filed on Mar 16, 2026 for the period ended Nov 30, 2025. The latest quarterly report (Form 10-Q) was filed on Oct 9, 2026, covering the quarter ended Aug 31, 2026. The most recent current report (Form 8-K) was filed on Oct 20, 2026 (other events). The company's fiscal year ends on November 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFR14A | Filing | Oct 1, 2026 | — |
| DEFR14A | Filing | Sep 29, 2026 | — |
| DEFR14A | Filing | Jun 17, 2026 | — |
| DEFR14A | Filing | Jun 1, 2026 | — |
| DEFR14A | Filing | May 29, 2026 | — |
| 425 | Filing | May 15, 2026 | — |
| NT 10-Q | Filing | Apr 14, 2026 | Feb 28, 2026 |
| NT 10-K | Filing | Mar 2, 2026 | Nov 30, 2025 |
| NT 10-Q/A | Nt 10-q | Oct 15, 2025 | Aug 31, 2025 |
| NT 10-Q | Filing | Oct 15, 2025 | Sep 30, 2025 |
| CERT | Filing | Mar 18, 2025 | — |
| 8-A12B | Filing | Mar 18, 2025 | — |
| EFFECT | Filing | Mar 14, 2025 | — |
| CORRESP | Letter to the SEC | Mar 14, 2025 | — |
| CORRESP | Letter to the SEC | Mar 14, 2025 | — |
| CORRESP | Letter to the SEC | Mar 12, 2025 | — |
| UPLOAD | Letter from the SEC | Mar 12, 2025 | — |
| CORRESP | Letter to the SEC | Feb 21, 2025 | — |
| UPLOAD | Letter from the SEC | Feb 10, 2025 | — |
| DRS/A | Filing | Feb 3, 2025 | — |
| CORRESP | Letter to the SEC | Jan 31, 2025 | — |
| UPLOAD | Letter from the SEC | Jan 17, 2025 | — |
| DRS | Filing | Dec 23, 2024 | — |
Showing 23 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.
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Company profile
- Industry
- Blank Checks (SIC 6770)
- Listed as
- QSEA (Nasdaq), QSEAR (Nasdaq), QSEAU (Nasdaq)
- Fiscal year ends
- November 30
- Incorporated in
- Cayman Islands
- Headquarters
- New York, NY
- SEC filer status
- , Emerging growth company
- SEC CIK
- 2047455
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.