Cytek Biosciences, Inc. - CTKB
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 42
Latest filed: Aug 20, 2026
| Form | Count |
|---|---|
| 4 | 29 |
| 8-K | 7 |
| SCHEDULE 13G/A | 4 |
| SCHEDULE 13G | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Aug 20, 2026 | 4 | Aug 18, 2026 | 0001874041-26-000009 | View |
| Aug 20, 2026 | 4 | Aug 18, 2026 | 0001337252-26-000005 | View |
| Aug 20, 2026 | 4 | Aug 18, 2026 | 0001515140-26-000005 | View |
| Aug 20, 2026 | 4 | Aug 18, 2026 | 0001181190-26-000007 | View |
| Aug 20, 2026 | 4 | Aug 18, 2026 | 0001872873-26-000006 | View |
| Aug 20, 2026 | 4 | Aug 18, 2026 | 0001878824-26-000004 | View |
| Aug 12, 2026 | 4 | Aug 10, 2026 | 0002141966-26-000002 | View |
| Aug 06, 2026 | SCHEDULE 13G/A | — | 0001104659-26-092212 | View |
| Aug 05, 2026 | 8-K | Aug 05, 2026 | 0001193125-26-335212 | View |
| Aug 04, 2026 | SCHEDULE 13G | — | 0001386060-26-000050 | View |
| Jul 15, 2026 | 8-K | Jul 09, 2026 | 0001193125-26-304789 | View |
| Jul 08, 2026 | SCHEDULE 13G/A | — | 0002012383-26-001934 | View |
| Jun 25, 2026 | 8-K | Jun 18, 2026 | 0001193125-26-282871 | View |
| Jun 16, 2026 | 4 | Jun 12, 2026 | 0001874041-26-000007 | View |
| Jun 16, 2026 | 8-K | Jun 10, 2026 | 0001193125-26-272582 | View |
| Jun 12, 2026 | 4 | Jun 10, 2026 | 0001873083-26-000001 | View |
| Jun 12, 2026 | 4 | Jun 10, 2026 | 0001515140-26-000003 | View |
| Jun 12, 2026 | 4 | Jun 10, 2026 | 0001221786-26-000001 | View |
| Jun 12, 2026 | 4 | Jun 10, 2026 | 0001902959-26-000001 | View |
| Jun 12, 2026 | 4 | Jun 10, 2026 | 0001337252-26-000003 | View |
| Jun 12, 2026 | 4 | Jun 10, 2026 | 0001181190-26-000005 | View |
| Jun 02, 2026 | 8-K | May 27, 2026 | 0001193125-26-253538 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001873091-26-000004 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001878824-26-000002 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001872873-26-000004 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001991396-26-000002 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001874041-26-000005 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001337252-26-000002 | View |
| May 20, 2026 | 4 | May 18, 2026 | 0001515140-26-000002 | View |
| May 18, 2026 | SCHEDULE 13G/A | — | 0001104659-26-063322 | View |
| May 07, 2026 | 8-K | May 07, 2026 | 0001193125-26-211948 | View |
| Apr 09, 2026 | SCHEDULE 13G | — | 0001104659-26-041573 | View |
| Mar 26, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001029 | View |
| Mar 13, 2026 | 4 | Mar 13, 2026 | 0001874041-26-000004 | View |
| Mar 12, 2026 | 4 | Mar 10, 2026 | 0001515140-26-000001 | View |
| Mar 12, 2026 | 4 | Mar 10, 2026 | 0001874041-26-000003 | View |
| Mar 12, 2026 | 4 | Mar 10, 2026 | 0001878824-26-000001 | View |
| Mar 12, 2026 | 4 | Mar 10, 2026 | 0001872873-26-000003 | View |
| Mar 12, 2026 | 4 | Mar 10, 2026 | 0001991396-26-000001 | View |
| Mar 12, 2026 | 4 | Mar 10, 2026 | 0001873091-26-000003 | View |
| Mar 12, 2026 | 4 | Mar 10, 2026 | 0001337252-26-000001 | View |
| Feb 26, 2026 | 8-K | Feb 26, 2026 | 0001193125-26-076768 | View |