Cullinan Therapeutics, Inc. SEC filings CGEM
Cullinan Therapeutics, Inc. has 466 filings in SEC EDGAR's recent list, going back to Nov 2, 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 Aug 6, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 4, 2026 (regulation fd disclosure, other events). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| S-3ASR | Automatic shelf registration | Apr 28, 2026 | — |
| S-8 | Employee stock plan registration | Mar 10, 2026 | — |
| S-8 | Employee stock plan registration | Feb 27, 2025 | — |
| 424B3 | Prospectus | Jun 4, 2024 | — |
| S-3 | Shelf registration | May 16, 2024 | — |
| S-8 | Employee stock plan registration | Mar 14, 2024 | — |
| S-3/A | Filing | May 11, 2023 | — |
| S-8 | Employee stock plan registration | Mar 9, 2023 | — |
| S-8 | Employee stock plan registration | Mar 9, 2023 | — |
| S-3 | Shelf registration | Mar 9, 2023 | — |
| S-8 | Employee stock plan registration | Mar 10, 2022 | — |
| 424B4 | Prospectus | Jan 11, 2021 | — |
| S-1MEF | Filing | Jan 7, 2021 | — |
| S-8 | Employee stock plan registration | Jan 7, 2021 | — |
| S-1/A | Amended registration statement | Jan 6, 2021 | — |
| S-1/A | Amended registration statement | Jan 4, 2021 | — |
| S-1/A | Amended registration statement | Dec 28, 2020 | — |
| S-1 | Registration statement | Dec 18, 2020 | — |
Showing 18 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
- Biological Products, (No Diagnostic Substances) (SIC 2836)
- Listed as
- CGEM (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Cambridge, MA
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1789972
- Former names
- Cullinan Oncology, Inc. (until Apr 2, 2024); Cullinan Management, Inc. (until Feb 22, 2021); Cullinan Oncology, LLC (until Jan 6, 2021)
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All 182 Biological Products, (No Diagnostic Substances) companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.