Cytek Biosciences CTKB SEC Filings

NASDAQ CTKB
$5.43 -0.07 (-1.27%)
At close: Oct 22, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Cytek Biosciences, Inc. (CTKB) 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 Report0001193125-26-407330Sep 29, 2026 4:06 PM
2144Insider Transaction0001950047-26-008998Sep 2, 2026 8:12 PM
38-KCurrent Report0001193125-26-361705Aug 24, 2026 10:01 AM
44Insider Transaction0001872873-26-000006Aug 20, 2026 8:35 PM
54Insider Transaction0001878824-26-000004Aug 20, 2026 8:34 PM
64Insider Transaction0001181190-26-000007Aug 20, 2026 8:31 PM
74Insider Transaction0001515140-26-000005Aug 20, 2026 8:28 PM
84Insider Transaction0001337252-26-000005Aug 20, 2026 8:27 PM
94Insider Transaction0001874041-26-000009Aug 20, 2026 8:22 PM
104Insider Transaction0002141966-26-000002Aug 12, 2026 10:31 PM
11SCHEDULE 13GBeneficial Ownership Report0001104659-26-092212Aug 6, 2026 11:25 PM
1210-QQuarterly & Annual Report0001628280-26-053496Aug 5, 2026 9:06 PM
138-KCurrent Report0001193125-26-335212Aug 5, 2026 8:22 PM
14SCHEDULE 13GBeneficial Ownership Report0001386060-26-000050Aug 4, 2026 9:15 PM
158-KCurrent Report0001193125-26-304789Jul 15, 2026 8:15 PM
16SCHEDULE 13GBeneficial Ownership Report0002012383-26-001934Jul 8, 2026 3:12 PM
173Insider Transaction0002141966-26-000001Jun 30, 2026 1:07 AM
188-KCurrent Report0001193125-26-282871Jun 25, 2026 8:32 PM
194Insider Transaction0001874041-26-000007Jun 16, 2026 8:59 PM
208-KCurrent Report0001193125-26-272582Jun 16, 2026 8:06 PM
214Insider Transaction0001873083-26-000001Jun 12, 2026 7:34 PM
224Insider Transaction0001181190-26-000005Jun 12, 2026 7:31 PM
233Insider Transaction0001181190-26-000004Jun 12, 2026 7:29 PM
244Insider Transaction0001337252-26-000003Jun 12, 2026 7:27 PM
254Insider Transaction0001902959-26-000001Jun 12, 2026 7:25 PM
264Insider Transaction0001221786-26-000001Jun 12, 2026 7:23 PM
274Insider Transaction0001515140-26-000003Jun 12, 2026 7:22 PM
288-KCurrent Report0001193125-26-253538Jun 2, 2026 8:15 PM
29SDOthers0001193125-26-251413Jun 1, 2026 8:07 PM
304Insider Transaction0001515140-26-000002May 20, 2026 10:01 PM
314Insider Transaction0001337252-26-000002May 20, 2026 9:59 PM
324Insider Transaction0001874041-26-000005May 20, 2026 9:56 PM
334Insider Transaction0001991396-26-000002May 20, 2026 9:53 PM
344Insider Transaction0001872873-26-000004May 20, 2026 9:50 PM
354Insider Transaction0001878824-26-000002May 20, 2026 9:48 PM
364Insider Transaction0001873091-26-000004May 20, 2026 9:45 PM
37SCHEDULE 13GBeneficial Ownership Report0001104659-26-063322May 18, 2026 6:22 PM
3810-QQuarterly & Annual Report0001628280-26-032293May 7, 2026 9:03 PM
3910-QQuarterly & Annual Report0001628280-26-032293May 7, 2026 9:03 PM
4010-QQuarterly & Annual Report0001628280-26-032293May 7, 2026 9:03 PM
418-KCurrent Report0001193125-26-211948May 7, 2026 8:14 PM
428-KCurrent Report0001193125-26-211948May 7, 2026 8:14 PM
438-KCurrent Report0001193125-26-211948May 7, 2026 8:14 PM
44ARSOthers0001140361-26-017481Apr 28, 2026 8:37 PM
45DEFA14AOthers0001140361-26-017480Apr 28, 2026 8:36 PM
46DEF 14AOthers0001140361-26-017479Apr 28, 2026 8:35 PM
47SCHEDULE 13GBeneficial Ownership Report0001104659-26-041573Apr 9, 2026 9:19 PM
48SCHEDULE 13GBeneficial Ownership Report0000102909-26-001029Mar 26, 2026 9:40 PM
494Insider Transaction0001874041-26-000004Mar 13, 2026 10:30 PM
504Insider Transaction0001874041-26-000004Mar 13, 2026 10:30 PM
...

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