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Castle Biosciences CSTL Cash Flow Statement

Q1 '26Q4 '25Q3 '25Q2 '25Q1 '25
-$14.52M-523%-$2.33M-365%-$501K-111%$4.52M+117%-$25.85M-370%
$3.93M+4.0%$3.78M-1.0%$3.82M+11.8%$3.41M-88.5%$29.76M+416%
$9.78M-14.3%$11.41M-5.7%$12.1M+8.0%$11.21M+0.3%$11.18M-2.3%
-$22.13M-182%$26.93M+19.0%$22.63M+8.7%$20.82M+445%-$6.04M-125%
$12.46M+73.4%$7.18M-51.6%$14.83M+60.1%$9.26M+95.4%$4.74M-37.4%
-$25.8M-$18.39M+35.2%-$28.38M-26.5%-$22.43M
-$5.03M-9.7%-$4.59M-399%-$919K$0+100%-$1.55M
-$52.97M-$7.46M+75.2%-$30.02M-221%
-$34.58M-275%$19.75M+153%$7.8M-32.5%$11.56M+207%-$10.78M-164%

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Questions, answered.

How much cash does Castle Biosciences generate?
Castle Biosciences (CSTL) generated $48.3M in operating cash flow over the trailing twelve months.
What is Castle Biosciences's free cash flow?
After $43.7M of capital expenditures, Castle Biosciences's free cash flow was $4.5M over the trailing twelve months, down 89.2% year over year.
Where does Castle Biosciences's cash flow data come from?
Every line is extracted from Castle Biosciences's SEC filings (10-K and 10-Q) and tagged in XBRL. Switch between quarterly, annual, and trailing-twelve-month views, or open any line for its full history and peer comparisons.