Cyngn Inc. SEC filings CYN
Cyngn Inc. has 252 filings in SEC EDGAR's recent list, going back to Jul 28, 2021. Its latest annual report, Form 10-K, was filed on Mar 27, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 13, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 30, 2026 (listing notice, officer or director change). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| NT 10-Q | Notification of late filing | Nov 14, 2025 | Sep 30, 2025 |
| EFFECT | Filing | Sep 18, 2025 | — |
| CORRESP | Letter to the SEC | Sep 16, 2025 | — |
| UPLOAD | Letter from the SEC | Sep 15, 2025 | — |
| EFFECT | Filing | Dec 19, 2024 | — |
| CORRESP | Letter to the SEC | Dec 18, 2024 | — |
| CORRESP | Letter to the SEC | Dec 18, 2024 | — |
| EFFECT | Filing | Dec 6, 2024 | — |
| UPLOAD | Letter from the SEC | Dec 5, 2024 | — |
| CORRESP | Letter to the SEC | Dec 5, 2024 | — |
| UPLOAD | Letter from the SEC | Dec 4, 2024 | — |
| D | Filing | Nov 25, 2024 | — |
| 1-A-W | Withdrawal of offering statement | Oct 30, 2024 | — |
| 1-A/A | Filing | Oct 17, 2024 | — |
| 1-A/A | Filing | Sep 30, 2024 | — |
| 1-A | Filing | Aug 15, 2024 | — |
| EFFECT | Filing | Apr 23, 2024 | — |
| CORRESP | Letter to the SEC | Apr 23, 2024 | — |
| CORRESP | Letter to the SEC | Apr 23, 2024 | — |
| UPLOAD | Letter from the SEC | Apr 18, 2024 | — |
| EFFECT | Filing | Dec 7, 2023 | — |
| CORRESP | Letter to the SEC | Dec 6, 2023 | — |
| CORRESP | Letter to the SEC | Dec 6, 2023 | — |
| UPLOAD | Letter from the SEC | Nov 21, 2023 | — |
| EFFECT | Filing | Jun 13, 2023 | — |
| CORRESP | Letter to the SEC | Jun 12, 2023 | — |
| UPLOAD | Letter from the SEC | May 5, 2023 | — |
| EFFECT | Filing | Jan 18, 2023 | — |
| EFFECT | Filing | May 17, 2022 | — |
| CORRESP | Letter to the SEC | May 13, 2022 | — |
| UPLOAD | Letter from the SEC | May 13, 2022 | — |
| D | Filing | May 3, 2022 | — |
| EFFECT | Filing | Oct 19, 2021 | — |
| CERT | Filing | Oct 19, 2021 | — |
| 8-A12B | Registration of certain classes of securities | Oct 19, 2021 | — |
| CORRESP | Letter to the SEC | Oct 18, 2021 | — |
| CORRESP | Letter to the SEC | Oct 18, 2021 | — |
| CORRESP | Letter to the SEC | Sep 29, 2021 | — |
| UPLOAD | Letter from the SEC | Sep 20, 2021 | — |
| CORRESP | Letter to the SEC | Sep 2, 2021 | — |
| UPLOAD | Letter from the SEC | Aug 23, 2021 | — |
| DRS | Filing | Jul 28, 2021 | — |
Showing 42 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
- Services-Computer Programming Services (SIC 7371)
- Listed as
- CYN (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Mountain View, CA
- SEC filer status
- , Emerging growth company
- SEC CIK
- 1874097
- Former names
- Cyngn, Inc. (until Nov 4, 2021)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.