Cytek Biosciences, Inc. SEC filings CTKB
Cytek Biosciences, Inc. has 464 filings in SEC EDGAR's recent list, going back to Nov 10, 2020. Its latest annual report, Form ARS, was filed on Apr 28, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 4, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (results of operations). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-8 | Employee stock plan registration | Feb 27, 2026 | — |
| S-8 | Employee stock plan registration | Feb 28, 2025 | — |
| S-8 | Employee stock plan registration | Mar 14, 2024 | — |
| S-8 | Employee stock plan registration | Mar 2, 2023 | — |
| S-3ASR | Automatic shelf registration | Aug 26, 2022 | — |
| S-8 | Employee stock plan registration | Mar 17, 2022 | — |
| S-8 | Employee stock plan registration | Jul 23, 2021 | — |
| 424B4 | Prospectus | Jul 23, 2021 | — |
| S-1/A | Amended registration statement | Jul 19, 2021 | — |
| S-1/A | Amended registration statement | Jul 14, 2021 | — |
| S-1 | Registration statement | Jul 2, 2021 | — |
Showing 11 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
- Laboratory Analytical Instruments (SIC 3826)
- Listed as
- CTKB (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Fremont, CA
- SEC filer status
- Accelerated filer
- SEC CIK
- 1831915
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.