Cayson Acquisition Corp SEC filings CAPN
Cayson Acquisition Corp has 96 filings in SEC EDGAR's recent list, going back to Jun 28, 2024. Its latest annual report, Form 10-K, was filed on Mar 24, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (listing notice). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Listing notice
|
Nov 4, 2026 | Oct 29, 2026 |
| 8-K |
Current report
Material agreement, Other events
|
Oct 27, 2026 | Oct 23, 2026 |
| 4 | Insider transaction | Oct 26, 2026 | Oct 23, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Oct 6, 2026 | — |
| 8-K |
Current report
Material agreement, New debt, Bylaw or fiscal year change, Shareholder vote results
|
Sep 23, 2026 | Sep 23, 2026 |
| DEF 14A | Proxy statement | Sep 8, 2026 | Sep 8, 2026 |
| 8-K |
Current report
Agreement ended
|
Sep 8, 2026 | Sep 2, 2026 |
| PRE 14A | Preliminary proxy statement | Aug 28, 2026 | Aug 28, 2026 |
| 8-K |
Current report
Other events
|
Aug 26, 2026 | Aug 26, 2026 |
| 10-Q | Quarterly report | Aug 7, 2026 | Jun 30, 2026 |
| F-4/A | Filing | Jul 31, 2026 | — |
| 8-K |
Current report
Other events
|
Jul 23, 2026 | Jul 22, 2026 |
| 425 | Filing | Jul 23, 2026 | — |
| F-4/A | Filing | Jul 17, 2026 | — |
| 425 | Filing | Jun 25, 2026 | — |
| 8-K |
Current report
Material agreement
|
Jun 25, 2026 | Jun 24, 2026 |
| 425 | Filing | Jun 23, 2026 | — |
| 8-K |
Current report
Other events
|
Jun 23, 2026 | Jun 23, 2026 |
| F-4/A | Filing | May 22, 2026 | — |
| 425 | Filing | May 22, 2026 | — |
| 8-K |
Current report
Other events
|
May 22, 2026 | May 21, 2026 |
| 10-Q | Quarterly report | May 15, 2026 | Mar 31, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 15, 2026 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | May 15, 2026 | — |
| F-4/A | Filing | May 8, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 7, 2026 | — |
| 8-K |
Current report
Listing notice
|
Apr 28, 2026 | Apr 27, 2026 |
| 425 | Filing | Apr 23, 2026 | — |
| 8-K |
Current report
Other events
|
Apr 23, 2026 | Apr 22, 2026 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Apr 20, 2026 | — |
| F-4/A | Filing | Apr 16, 2026 | — |
| 10-K | Annual report | Mar 24, 2026 | Dec 31, 2025 |
| 425 | Filing | Mar 20, 2026 | — |
| 8-K |
Current report
Material agreement, New debt, Bylaw or fiscal year change, Shareholder vote results
|
Mar 20, 2026 | Mar 18, 2026 |
| DEFA14A | Additional proxy material | Mar 13, 2026 | — |
| DEF 14A | Proxy statement | Feb 24, 2026 | Feb 23, 2026 |
| PRE 14A | Preliminary proxy statement | Feb 12, 2026 | Feb 12, 2026 |
| F-4 | Filing | Feb 11, 2026 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 2, 2026 | — |
| DRS/A | Filing | Dec 23, 2025 | — |
| 425 | Filing | Dec 23, 2025 | — |
| 8-K |
Current report
New debt
|
Dec 23, 2025 | Dec 17, 2025 |
| 10-Q | Quarterly report | Nov 12, 2025 | Sep 30, 2025 |
| SCHEDULE 13G | Ownership over 5% (passive) | Oct 23, 2025 | — |
| 3 | Initial insider ownership | Oct 22, 2025 | Oct 10, 2025 |
| 8-K |
Current report
Officer or director change
|
Oct 14, 2025 | Oct 10, 2025 |
| 425 | Form 425 | Sep 18, 2025 | — |
| 8-K |
Current report
New debt
|
Sep 18, 2025 | Sep 17, 2025 |
| DRS | Filing | Sep 16, 2025 | — |
| 425 | Filing | Sep 12, 2025 | — |
| 8-K |
Current report
Material agreement
|
Sep 12, 2025 | Sep 11, 2025 |
| 425 | Filing | Aug 15, 2025 | — |
| 8-K |
Current report
Regulation FD disclosure
|
Aug 15, 2025 | Aug 15, 2025 |
| 10-Q | Quarterly report | Aug 14, 2025 | Jun 30, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Aug 13, 2025 | — |
| 8-K |
Current report
Officer or director change
|
Jul 15, 2025 | Jul 10, 2025 |
| 425 | Filing | Jul 14, 2025 | — |
| 8-K |
Current report
Material agreement, Regulation FD disclosure
|
Jul 14, 2025 | Jul 11, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 13, 2025 | — |
| 10-Q | Quarterly report | May 7, 2025 | Mar 31, 2025 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | May 1, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Apr 8, 2025 | — |
| 10-K | Annual report | Mar 26, 2025 | Dec 31, 2024 |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SCHEDULE 13G/A | Amended ownership over 5% (passive) | Feb 13, 2025 | — |
| SCHEDULE 13G | Ownership over 5% (passive) | Jan 31, 2025 | — |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 14, 2024 | — |
| SC 13G | Ownership over 5% (passive) | Nov 12, 2024 | — |
| 10-Q | Quarterly report | Nov 6, 2024 | Sep 30, 2024 |
| 8-K |
Current report
Other events
|
Oct 22, 2024 | Oct 22, 2024 |
| 4 | Insider transaction | Oct 16, 2024 | Oct 15, 2024 |
| 4 | Insider transaction | Oct 16, 2024 | Oct 15, 2024 |
| 8-K |
Current report
Unregistered share sale, Other events
|
Sep 27, 2024 | Sep 23, 2024 |
| SC 13D | Ownership over 5% (active) | Sep 26, 2024 | — |
| SC 13D | Ownership over 5% (active) | Sep 26, 2024 | — |
| 8-K |
Current report
Material agreement
|
Sep 20, 2024 | Sep 19, 2024 |
| 424B4 | Prospectus | Sep 20, 2024 | — |
| EFFECT | Filing | Sep 19, 2024 | — |
| 3 | Initial insider ownership | Sep 19, 2024 | Sep 19, 2024 |
| 3 | Initial insider ownership | Sep 19, 2024 | Sep 19, 2024 |
| 3 | Initial insider ownership | Sep 19, 2024 | Sep 19, 2024 |
| 3 | Initial insider ownership | Sep 19, 2024 | Sep 19, 2024 |
| 3 | Initial insider ownership | Sep 19, 2024 | Sep 19, 2024 |
| CERT | Filing | Sep 19, 2024 | — |
| 8-A12B | Filing | Sep 19, 2024 | — |
| CORRESP | Letter to the SEC | Sep 17, 2024 | — |
| CORRESP | Letter to the SEC | Sep 17, 2024 | — |
| S-1/A | Amended registration statement | Sep 13, 2024 | — |
| CORRESP | Letter to the SEC | Aug 28, 2024 | — |
| S-1/A | Amended registration statement | Aug 28, 2024 | — |
| UPLOAD | Letter from the SEC | Aug 19, 2024 | — |
| CORRESP | Letter to the SEC | Aug 8, 2024 | — |
| S-1/A | Amended registration statement | Aug 8, 2024 | — |
| UPLOAD | Letter from the SEC | Jul 25, 2024 | — |
| S-1 | Registration statement | Jun 28, 2024 | — |
Showing 96 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
- CAPN (Nasdaq), CAPNR (Nasdaq), CAPNU (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- Cayman Islands
- Headquarters
- New York, NY
- SEC filer status
- , Emerging growth company
- SEC CIK
- 2024203
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.