Cyngn CYN SEC Filings

NASDAQ CYN
$0.42 +0.01 (+1.57%)
As of: Oct 21, 2026 · 3:58 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Cyngn Inc. (CYN) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
18-KCurrent Report0001213900-26-109853Oct 15, 2026 4:16 PM
2DEF 14AOthers0001213900-26-101811Sep 21, 2026 4:15 PM
3PRE 14AOthers0001213900-26-099262Sep 11, 2026 4:05 PM
410-Q/AOthers0001213900-26-089408Aug 14, 2026 6:13 AM
510-QQuarterly & Annual Report0001437749-26-027718Aug 13, 2026 4:46 PM
68-KCurrent Report0001213900-26-088503Aug 13, 2026 9:45 PM
78-KCurrent Report0001213900-26-083386Jul 30, 2026 8:51 PM
88-KCurrent Report0001213900-26-060162May 21, 2026 9:20 PM
910-QQuarterly & Annual Report0001213900-26-056821May 14, 2026 5:14 PM-
10SCHEDULE 13GBeneficial Ownership Report0000902664-26-002090Apr 22, 2026 9:01 AM
11SCHEDULE 13GBeneficial Ownership Report0000902664-26-002090Apr 22, 2026 9:01 AM
12SCHEDULE 13GBeneficial Ownership Report0000902664-26-002090Apr 22, 2026 9:01 AM
138-KCurrent Report0001213900-26-041070Apr 7, 2026 8:30 PM
1410-KQuarterly & Annual Report0001213900-26-034900Mar 27, 2026 10:10 PM
158-KCurrent Report0001213900-26-034199Mar 25, 2026 9:23 PM
168-KCurrent Report0001213900-26-029129Mar 17, 2026 8:30 PM
17424B5Prospectus0001213900-26-028909Mar 17, 2026 5:02 PM
188-KCurrent Report0001213900-26-028325Mar 16, 2026 8:30 PM
198-KCurrent Report0001213900-26-013688Feb 9, 2026 9:31 PM
208-KCurrent Report0001213900-26-010347Jan 30, 2026 10:25 PM
21S-8Prospectus0001213900-26-008954Jan 28, 2026 10:27 PM
22SCHEDULE 13GBeneficial Ownership Report0001535610-26-000002Jan 7, 2026 5:03 PM
238-KCurrent Report0001213900-25-118839Dec 5, 2025 10:26 PM
248-KCurrent Report0001213900-25-118354Dec 4, 2025 10:02 PM
2510-QQuarterly & Annual Report0001213900-25-112611Nov 19, 2025 9:05 PM
268-KCurrent Report0001213900-25-112325Nov 19, 2025 11:03 AM
27NT 10-QQuarterly & Annual Report0001213900-25-111003Nov 14, 2025 9:58 PM
2810-KQuarterly & Annual Report0001213900-25-110998Nov 14, 2025 9:57 PM
298-KCurrent Report0001213900-25-107677Nov 7, 2025 10:12 PM
308-KCurrent Report0001213900-25-102240Oct 24, 2025 8:57 PM
31DEFA14AOthers0001213900-25-101298Oct 22, 2025 9:05 PM
32DEF 14AOthers0001213900-25-101251Oct 22, 2025 8:58 PM
33SCHEDULE 13GBeneficial Ownership Report0000902664-25-004477Oct 21, 2025 1:02 PM
348-KCurrent Report0001213900-25-100008Oct 17, 2025 9:00 PM
35DEFA14AOthers0001213900-25-096533Oct 6, 2025 8:05 PM
368-KCurrent Report0001213900-25-096530Oct 6, 2025 8:04 PM
37EFFECTOthers9999999995-25-003006Sep 18, 2025 4:15 AM
38CORRESPOthers0001213900-25-088070Sep 16, 2025 5:22 PM
39UPLOADOthers0000000000-25-009977Sep 15, 2025 7:36 PM
408-KCurrent Report0001213900-25-085151Sep 5, 2025 9:22 PM
41S-3Prospectus0001213900-25-085094Sep 5, 2025 8:45 PM
42DEFA14AOthers0001213900-25-078528Aug 19, 2025 8:33 PM
43DEF 14AOthers0001213900-25-078526Aug 19, 2025 8:32 PM
448-KCurrent Report0001213900-25-077501Aug 15, 2025 8:31 PM
45PRE 14AOthers0001213900-25-073730Aug 8, 2025 8:42 PM
468-KCurrent Report0001213900-25-073140Aug 7, 2025 9:03 PM
4710-QQuarterly & Annual Report0001213900-25-073134Aug 7, 2025 9:02 PM
48SCHEDULE 13GBeneficial Ownership Report0000902664-25-003289Jul 31, 2025 8:35 PM
498-KCurrent Report0001213900-25-059644Jun 30, 2025 8:05 PM
50424B5Prospectus0001213900-25-059297Jun 30, 2025 1:13 PM
...

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