Castle Biosciences Inc SEC filings CSTL
Castle Biosciences Inc has 890 filings in SEC EDGAR's recent list, going back to Oct 2, 2008. Its latest annual report, Form ARS, was filed on Apr 8, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 5, 2026 | Nov 5, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jul 30, 2026 | Jul 30, 2026 |
| 8-K |
Current report
Shareholder vote results
|
May 29, 2026 | May 28, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 6, 2026 | May 6, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 26, 2026 | Feb 26, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 13, 2026 | Jan 11, 2026 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 3, 2025 | Nov 3, 2025 |
| 8-K |
Current report
Bylaw or fiscal year change
|
Aug 8, 2025 | Aug 5, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 4, 2025 | Aug 4, 2025 |
| 8-K |
Current report
Change to shareholder rights, Bylaw or fiscal year change, Shareholder vote results
|
May 23, 2025 | May 22, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 5, 2025 | May 5, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 27, 2025 | Feb 27, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 13, 2025 | Jan 12, 2025 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 4, 2024 | Nov 4, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 5, 2024 | Aug 5, 2024 |
| 8-K |
Current report
Shareholder vote results
|
May 24, 2024 | May 23, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 2, 2024 | May 2, 2024 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Mar 27, 2024 | Mar 26, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 28, 2024 | Feb 28, 2024 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 8, 2024 | Jan 7, 2024 |
| 8-K |
Current report
Officer or director change
|
Nov 9, 2023 | Nov 3, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2023 | Nov 2, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 2, 2023 | Aug 2, 2023 |
| 8-K |
Current report
Regulation FD disclosure
|
Jun 5, 2023 | Jun 5, 2023 |
| 8-K |
Current report
Shareholder vote results
|
Jun 1, 2023 | May 25, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 3, 2023 | May 3, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 28, 2023 | Feb 28, 2023 |
| 8-K |
Current report
Officer or director change
|
Jan 20, 2023 | Jan 13, 2023 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 9, 2023 | Jan 8, 2023 |
| 8-K |
Current report
Officer or director change
|
Dec 28, 2022 | Dec 22, 2022 |
| 8-K |
Current report
Officer or director change
|
Dec 15, 2022 | Dec 9, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 2, 2022 | Nov 2, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 8, 2022 | Aug 8, 2022 |
| 8-K |
Current report
Shareholder vote results
|
Jun 8, 2022 | Jun 2, 2022 |
| 8-K |
Current report
Other events
|
Jun 3, 2022 | Jun 3, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 9, 2022 | May 9, 2022 |
| 8-K |
Current report
Unregistered share sale
|
May 2, 2022 | Apr 26, 2022 |
| 8-K |
Current report
Material agreement
|
Apr 7, 2022 | Apr 1, 2022 |
| 8-K |
Current report
Material agreement, Unregistered share sale
|
Apr 4, 2022 | Apr 4, 2022 |
| 8-K |
Current report
Material agreement
|
Mar 17, 2022 | Mar 11, 2022 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Feb 28, 2022 | Feb 28, 2022 |
| 8-K/A | Amended current report | Jan 14, 2022 | Dec 2, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 10, 2022 | Jan 10, 2022 |
| 8-K |
Current report
Officer or director change
|
Jan 5, 2022 | Dec 29, 2021 |
| 8-K |
Current report
Material agreement, Acquisition or sale of assets
|
Dec 6, 2021 | Dec 2, 2021 |
| 8-K |
Current report
Material agreement
|
Dec 3, 2021 | Nov 29, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 8, 2021 | Nov 8, 2021 |
| 8-K |
Current report
Material agreement, Regulation FD disclosure, Other events
|
Oct 19, 2021 | Oct 18, 2021 |
| 8-K |
Current report
Other events
|
Sep 9, 2021 | Sep 9, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Aug 9, 2021 | Aug 9, 2021 |
| 8-K |
Current report
Officer or director change
|
Jul 16, 2021 | Jul 14, 2021 |
| 8-K |
Current report
Shareholder vote results
|
Jun 14, 2021 | Jun 10, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
May 10, 2021 | May 10, 2021 |
| 8-K |
Current report
Officer or director change
|
Apr 9, 2021 | Apr 6, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 8, 2021 | Mar 8, 2021 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 13, 2021 | Jan 13, 2021 |
| 8-K |
Current report
Agreement ended
|
Dec 22, 2020 | Dec 21, 2020 |
| 8-K |
Current report
Other events
|
Dec 16, 2020 | Dec 15, 2020 |
| 8-K |
Current report
Other events
|
Dec 14, 2020 | Dec 14, 2020 |
| 8-K |
Current report
Results of operations
|
Nov 9, 2020 | Nov 9, 2020 |
| 8-K |
Current report
Officer or director change
|
Aug 20, 2020 | Aug 16, 2020 |
| 8-K |
Current report
Results of operations
|
Aug 10, 2020 | Aug 10, 2020 |
| 8-K |
Current report
Other events
|
Jun 30, 2020 | Jun 24, 2020 |
| 8-K |
Current report
Shareholder vote results
|
Jun 9, 2020 | Jun 4, 2020 |
| 8-K |
Current report
Officer or director change
|
Jun 2, 2020 | May 29, 2020 |
| 8-K |
Current report
Officer or director change
|
May 28, 2020 | May 21, 2020 |
| 8-K |
Current report
Results of operations
|
May 11, 2020 | May 11, 2020 |
| 8-K |
Current report
Regulation FD disclosure, Other events
|
Apr 15, 2020 | Apr 15, 2020 |
| 8-K |
Current report
Officer or director change, Regulation FD disclosure, Other events
|
Apr 1, 2020 | Apr 1, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Mar 10, 2020 | Mar 10, 2020 |
| 8-K |
Current report
Material agreement
|
Mar 5, 2020 | Feb 28, 2020 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Jan 9, 2020 | Jan 9, 2020 |
| 8-K |
Current report
Material agreement, Officer or director change
|
Dec 19, 2019 | Dec 13, 2019 |
| 8-K |
Current report
Results of operations, Regulation FD disclosure
|
Nov 14, 2019 | Nov 11, 2019 |
| 8-K |
Current report
Results of operations
|
Nov 12, 2019 | Nov 11, 2019 |
| 8-K |
Current report
Results of operations
|
Sep 3, 2019 | Sep 3, 2019 |
| 8-K |
Current report
Unregistered share sale, Bylaw or fiscal year change, Other events
|
Jul 29, 2019 | Jul 29, 2019 |
Showing 77 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
- Services-Medical Laboratories (SIC 8071)
- Listed as
- CSTL (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Friendswood, TX
- SEC filer status
- Accelerated filer
- SEC CIK
- 1447362
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.