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Castle Biosciences CSTL Cash Flow Statement

TTM Q1 '26TTM Q4 '25TTM Q3 '25TTM Q2 '25TTM Q1 '25
-$12.83M+46.9%-$24.16M-97.4%-$12.24M-29.3%-$9.47M-86.7%-$5.07M-128%
$14.94M-63.4%$40.77M-4.7%$42.76M+0.6%$42.49M+0.2%$42.42M+165%
$44.49M-3.1%$45.89M-0.1%$45.93M-2.0%$46.85M-4.0%$48.82M-3.0%
$48.25M-25.0%$64.35M+4.2%$61.78M-1.1%$62.49M-4.8%$65.67M+1.2%
$43.74M+21.4%$36.02M-1.1%$36.4M+30.3%$27.95M+16.9%$23.91M-15.6%
-$10.54M-49.3%-$7.06M
$4.52M-84.0%$28.33M+11.6%$25.38M-26.5%$34.54M-17.3%$41.75M+14.3%

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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.