# Cyngn Inc.: filings

CYN · Nasdaq · CIK 1874097 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/cyn.md) · [Financials](/companies/cyn/financials.md) · [Filings](/companies/cyn/filings.md) · [Insiders](/companies/cyn/insiders.md)

## Reports and events: 110 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (8-K 69, 4 29, 10-Q 15, CORRESP 14, 3 13, SCHEDULE 13G/A 10, EFFECT 9, UPLOAD 9, DEF 14A 7, SCHEDULE 13G 7, S-1/A 6, 10-K 5, DEFA14A 5, PRE 14A 5, S-1 5, SC 13G 5, 424B3 4, 424B4 4, 424B5 4, S-8 4, SC 13G/A 4, S-3 3, 1-A/A 2, D 2, 10-K/A 1, 10-Q/A 1, 1-A 1, 1-A-W 1, 8-A12B 1, CERT 1, DRS 1, FWP 1, NT 10-Q 1, POS AM 1, S-3/A 1, SC 13D 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-30 | 17:20 ET | [8-K](/filings/0001213900-26-114511.md) | 3.01 Delisting notice; 5.02 Departure or appointment of officers or directors | 0001213900-26-114511 |
| 2026-10-15 | 16:16 ET | [8-K](/filings/0001213900-26-109853.md) | 3.01 Delisting notice | 0001213900-26-109853 |
| 2026-09-21 | 16:15 ET | [DEF 14A](/filings/0001213900-26-101811.md) | Proxy statement, period 2026-11-03 | 0001213900-26-101811 |
| 2026-08-14 | 06:13 ET | [10-Q/A](/filings/0001213900-26-089408.md) | Quarterly report, amended, period 2026-06-30 | 0001213900-26-089408 |
| 2026-08-13 | 16:46 ET | [10-Q](/filings/0001437749-26-027718.md) | Quarterly report, period 2026-06-30 | 0001437749-26-027718 |
| 2026-08-13 | 17:45 ET | [8-K](/filings/0001213900-26-088503.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-26-088503 |
| 2026-07-30 | 16:51 ET | [8-K](/filings/0001213900-26-083386.md) | 5.02 Departure or appointment of officers or directors | 0001213900-26-083386 |
| 2026-05-21 | 17:20 ET | [8-K](/filings/0001213900-26-060162.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-26-060162 |
| 2026-05-14 | 17:14 ET | [10-Q](/filings/0001213900-26-056821.md) | Quarterly report, period 2026-03-31 | 0001213900-26-056821 |
| 2026-04-07 | 16:30 ET | [8-K](/filings/0001213900-26-041070.md) | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001213900-26-041070 |
| 2026-03-27 | 18:10 ET | [10-K](/filings/0001213900-26-034900.md) | Annual report, period 2025-12-31 | 0001213900-26-034900 |
| 2026-03-25 | 17:23 ET | [8-K](/filings/0001213900-26-034199.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-26-034199 |
| 2026-03-17 | 16:30 ET | [8-K](/filings/0001213900-26-029129.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-26-029129 |
| 2026-03-16 | 16:30 ET | [8-K](/filings/0001213900-26-028325.md) | 5.02 Departure or appointment of officers or directors | 0001213900-26-028325 |
| 2026-02-09 | 16:31 ET | [8-K](/filings/0001213900-26-013688.md) | 5.02 Departure or appointment of officers or directors | 0001213900-26-013688 |
| 2026-01-30 | 17:25 ET | [8-K](/filings/0001213900-26-010347.md) | 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0001213900-26-010347 |
| 2025-12-05 | 17:26 ET | [8-K](/filings/0001213900-25-118839.md) | 5.02 Departure or appointment of officers or directors | 0001213900-25-118839 |
| 2025-12-04 | 17:02 ET | [8-K](/filings/0001213900-25-118354.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001213900-25-118354 |
| 2025-11-19 | 16:05 ET | [10-Q](/filings/0001213900-25-112611.md) | Quarterly report, period 2025-09-30 | 0001213900-25-112611 |
| 2025-11-19 | 06:03 ET | [8-K](/filings/0001213900-25-112325.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-25-112325 |
| 2025-11-14 | 16:57 ET | [10-K/A](/filings/0001213900-25-110998.md) | Annual report, amended, period 2024-12-31 | 0001213900-25-110998 |
| 2025-11-07 | 17:12 ET | [8-K](/filings/0001213900-25-107677.md) | 4.02 Non-reliance on financial statements | 0001213900-25-107677 |
| 2025-10-24 | 16:57 ET | [8-K](/filings/0001213900-25-102240.md) | 5.02 Departure or appointment of officers or directors | 0001213900-25-102240 |
| 2025-10-22 | 16:58 ET | [DEF 14A](/filings/0001213900-25-101251.md) | Proxy statement, period 2025-12-03 | 0001213900-25-101251 |
| 2025-10-17 | 17:00 ET | [8-K](/filings/0001213900-25-100008.md) | 5.08 Item not in the standard list | 0001213900-25-100008 |
| 2025-10-06 | 16:04 ET | [8-K](/filings/0001213900-25-096530.md) | 8.01 Other events | 0001213900-25-096530 |
| 2025-09-05 | 17:22 ET | [8-K](/filings/0001213900-25-085151.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001213900-25-085151 |
| 2025-08-19 | 16:32 ET | [DEF 14A](/filings/0001213900-25-078526.md) | Proxy statement, period 2025-10-06 | 0001213900-25-078526 |
| 2025-08-15 | 16:31 ET | [8-K](/filings/0001213900-25-077501.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001213900-25-077501 |
| 2025-08-07 | 17:03 ET | [8-K](/filings/0001213900-25-073140.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-25-073140 |
| 2025-08-07 | 17:02 ET | [10-Q](/filings/0001213900-25-073134.md) | Quarterly report, period 2025-06-30 | 0001213900-25-073134 |
| 2025-06-30 | 16:05 ET | [8-K](/filings/0001213900-25-059644.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-059644 |
| 2025-06-27 | 16:05 ET | [8-K](/filings/0001174947-25-000969.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001174947-25-000969 |
| 2025-06-06 | 17:15 ET | [8-K](/filings/0001213900-25-052228.md) | 5.02 Departure or appointment of officers or directors | 0001213900-25-052228 |
| 2025-05-08 | 16:31 ET | [10-Q](/filings/0001213900-25-041094.md) | Quarterly report, period 2025-03-31 | 0001213900-25-041094 |
| 2025-05-08 | 16:15 ET | [8-K](/filings/0001213900-25-041070.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-25-041070 |
| 2025-04-25 | 16:15 ET | [8-K](/filings/0001213900-25-035576.md) | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001213900-25-035576 |
| 2025-03-06 | 17:24 ET | [10-K](/filings/0001213900-25-021260.md) | Annual report, period 2024-12-31 | 0001213900-25-021260 |
| 2025-03-05 | 16:30 ET | [8-K](/filings/0001213900-25-020738.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001213900-25-020738 |
| 2025-02-28 | 17:20 ET | [8-K](/filings/0001213900-25-018855.md) | 5.02 Departure or appointment of officers or directors | 0001213900-25-018855 |
| 2025-02-12 | 16:30 ET | [8-K](/filings/0001213900-25-012916.md) | 3.03 Change to security holders’ rights; 5.03 Amendment to articles or bylaws; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-25-012916 |
| 2025-02-06 | 17:15 ET | [8-K](/filings/0001213900-25-010992.md) | 3.01 Delisting notice | 0001213900-25-010992 |
| 2025-01-30 | 17:15 ET | [8-K](/filings/0001213900-25-008442.md) | 5.07 Shareholder vote results | 0001213900-25-008442 |
| 2025-01-06 | 16:30 ET | [DEF 14A](/filings/0001213900-25-001186.md) | Proxy statement, period 2025-01-30 | 0001213900-25-001186 |
| 2024-12-31 | 17:00 ET | [8-K](/filings/0001213900-24-114074.md) | 1.01 Entry into a material agreement; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-24-114074 |
| 2024-12-23 | 17:00 ET | [8-K](/filings/0001213900-24-111988.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001213900-24-111988 |
| 2024-12-18 | 06:15 ET | [S-1/A](/filings/0001213900-24-109898.md) | Registration statement, amended | 0001213900-24-109898 |
| 2024-11-27 | 16:30 ET | [S-1](/filings/0001213900-24-103489.md) | Registration statement | 0001213900-24-103489 |
| 2024-11-12 | 17:16 ET | [8-K](/filings/0001213900-24-096917.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 3.02 Unregistered sale of equity; 8.01 Other events; 9.01 Financial statements and exhibits | 0001213900-24-096917 |
| 2024-11-07 | 17:00 ET | [10-Q](/filings/0001213900-24-095459.md) | Quarterly report, period 2024-09-30 | 0001213900-24-095459 |

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Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 30, 2026, 17:33 ET. No prices; not investment advice.