Castle Biosciences, Inc.
Castle Biosciences, Inc. (CSTL) SEC Filings & 10-K Annual Reports
SEC EDGAR regulatory submissions (10-K, 10-Q, 8-K), latest forms, and full filing history — quick links to financials and earnings below.
SEC EDGAR · data.sec.gov · CIK 0001447362 · CSTL · NASDAQ · as of Jun 8, 2026
Filing snapshot
Source: SEC EDGAR (data.sec.gov) · CIK 0001447362 · Updated hourly · Not investment advice
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SEC Filing History
About SEC Filings & 10-K Annual Reports
Castle Biosciences, Inc. (NASDAQ: CSTL) has submitted 839 documents to the U.S. Securities and Exchange Commission (SEC) since its IPO in 2019. As a Healthcare sector company with CIK 0001447362, all filings are publicly accessible via the EDGAR database at no cost.
The annual 10-K report is Castle Biosciences, Inc.'s most comprehensive regulatory disclosure. The most recent Castle Biosciences, Inc. 10-K was filed on 2026-02-26 for fiscal year ending 2026. Historical CSTL 10-K annual reports are available from 2008 through 2026.
Investors researching Castle Biosciences, Inc. SEC filings can access 10-K annual reports, quarterly 10-Q reports, material event 8-K filings, and proxy statements directly from the links above. All documents are sourced from the official SEC EDGAR system.
Frequently Asked Questions
CSTL SEC Filings · 8 questionsCastle Biosciences, Inc. (CSTL) SEC filings are publicly available on this page and on the official SEC EDGAR database at sec.gov. You can browse all 839 filings and access original documents at no cost. Castle Biosciences, Inc.'s CIK is 0001447362.