CASTLE BIOSCIENCES INC (CSTL) Historical Stock Prices
CASTLE BIOSCIENCES INC (CSTL) is a publicly traded company on the Nasdaq, categorized under SIC 8071 (Services-Medical Laboratories). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: CSTL
CIK: 1447362
Exchange: Nasdaq
SIC 8071: Services-Medical Laboratories
Fiscal Year End: 12/31
State: DE
Independent PCAOB Auditor
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Audit Firm
KPMG LLP
Auditor SinceSince 12/31/2018 12:00:00 AM
Lead Engagement PartnerSam Hall
Audit LocationHouston, Texas, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| 4 | 2026-10-14 | 2026-10-12 | FORM 4 | 0001628280-26-065870 | View SEC Doc Filr Page |
| 144 | 2026-10-13 | — | 144 Filing | 0001958244-26-000654 | View SEC Doc Filr Page |
| 4 | 2026-10-07 | 2026-10-05 | FORM 4 | 0001628280-26-065327 | View SEC Doc Filr Page |
| 144 | 2026-10-05 | — | 144 Filing | 0001958244-26-000640 | View SEC Doc Filr Page |
| 4 | 2026-10-05 | 2026-10-01 | FORM 4 | 0001628280-26-064912 | View SEC Doc Filr Page |
| 144 | 2026-10-01 | — | 144 Filing | 0001950047-26-009947 | View SEC Doc Filr Page |
| 4 | 2026-10-01 | 2026-09-29 | FORM 4 | 0001628280-26-064267 | View SEC Doc Filr Page |
| 4 | 2026-09-23 | 2026-09-21 | FORM 4 | 0001628280-26-063221 | View SEC Doc Filr Page |
| 4 | 2026-09-16 | 2026-09-14 | FORM 4 | 0001628280-26-062255 | View SEC Doc Filr Page |
| 4 | 2026-09-15 | 2026-09-11 | FORM 4 | 0001628280-26-062047 | View SEC Doc Filr Page |
| 144 | 2026-09-14 | — | 144 Filing | 0001958244-26-000597 | View SEC Doc Filr Page |
| 144 | 2026-09-11 | — | 144 Filing | 0001958244-26-000593 | View SEC Doc Filr Page |
| 4 | 2026-09-03 | 2026-09-01 | FORM 4 | 0001628280-26-060430 | View SEC Doc Filr Page |
| 4 | 2026-09-02 | 2026-08-31 | FORM 4 | 0001628280-26-060089 | View SEC Doc Filr Page |
| 4 | 2026-09-01 | 2026-08-28 | FORM 4 | 0001628280-26-059816 | View SEC Doc Filr Page |
| 4 | 2026-08-27 | 2026-08-25 | FORM 4 | 0001628280-26-059272 | View SEC Doc Filr Page |
| 4 | 2026-08-26 | 2026-08-24 | FORM 4 | 0001628280-26-059091 | View SEC Doc Filr Page |
| 144 | 2026-08-25 | — | 144 Filing | 0001958244-26-000555 | View SEC Doc Filr Page |
| 144 | 2026-08-24 | — | 144 Filing | 0001968582-26-000866 | View SEC Doc Filr Page |
| 4 | 2026-08-19 | 2026-08-17 | FORM 4 | 0001628280-26-057949 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | FORM 4 | 0001628280-26-057644 | View SEC Doc Filr Page |
| 4 | 2026-08-18 | 2026-08-14 | FORM 4 | 0001628280-26-057642 | View SEC Doc Filr Page |
| CERT | 2026-08-17 | — | CERT Filing | 0000876796-26-000017 | View SEC Doc Filr Page |
| 144 | 2026-08-14 | — | 144 Filing | 0001950047-26-008189 | View SEC Doc Filr Page |
| 144 | 2026-08-14 | — | 144 Filing | 0001958244-26-000515 | View SEC Doc Filr Page |