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Castle Biosciences CSTL Business Segments

TTM Q1 '26TTM Q4 '25TTM Q3 '25TTM Q2 '25TTM Q1 '25
NET REVENUES by Product
Dermatologic$194.51M-25.4%$216.37M-15.8%$231.56M-6.1%$248.09M+6.7%$260.62M+26.0%
Non-Dermatologic$145.41M+68.2%$127.86M+70.3%$111.98M+71.3%$98.18M+78.5%$86.46M+96.8%

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Questions, answered.

How does Castle Biosciences break its business down?
Castle Biosciences (CSTL) reports net revenues by product across 2 parts — Dermatologic and Non-Dermatologic. Each is extracted from the segment footnotes and tracked over time.
Where does Castle Biosciences's segment data come from?
Segment breakdowns are pulled from the segment footnotes in Castle Biosciences's SEC filings (the XBRL dimensional tags), so every line ties back to a reported figure. Switch between quarterly, annual, and TTM, or open any segment for its full history.