TickerFacts.

Castle Biosciences Inc (CSTL): Free Cash Flow

Operating cash flow minus capital expenditures for the same annual period and currency, computed by TickerFacts from the filed figures. A simple proxy, not a reported figure; a year without both inputs is left out.

$28.33M
Year ended 2025-12-31
-$489.0K
Trailing 12 months to 2026-06-30
+40.8%
5-year compound annual growth
$36.54M2018-12-31: -$12.57M2019-12-31: $6.08M2020-12-31: $5.11M2021-12-31: -$22.47M2022-12-31: -$47.29M2023-12-31: -$19.25M2024-12-31: $36.54M2025-12-31: $28.33M$28.33M
2018-12-31 Free Cash Flow (USD) 2025-12-31
Period endedFree Cash FlowChange YoYSource filing
2025-12-31$28.33M-22.5%2026-02-26, From 2025-01-01
2024-12-31$36.54Mn/m2026-02-26, From 2024-01-01
2023-12-31-$19.25Mn/m2026-02-26, From 2023-01-01
2022-12-31-$47.29Mn/m2025-02-27, From 2022-01-01
2021-12-31-$22.47Mn/m2023-02-28, From 2021-01-01
2020-12-31$5.11M-15.9%2022-02-28, From 2020-01-01
2019-12-31$6.08Mn/m2021-03-11, From 2019-01-01
2018-12-31-$12.57Mn/a2020-03-10, From 2018-01-01

Free Cash Flow at similar companies

Companies with the same SEC industry code (Services-Medical Laboratories), reporting in the same currency, closest in revenue. Each shows its own latest fiscal year, so period ends differ.

CompanyYear endedFree Cash FlowChange YoY
Castle Biosciences Inc (CSTL)2025-12-31$28.33M-22.5%
Fulgent Genetics, Inc. (FLGT)2025-12-31-$124.21Mn/m
BillionToOne, Inc. (BLLN)2025-12-31$15.71Mn/m
Veracyte, Inc. (VCYT)2025-12-31$126.63M+98.5%
GRAIL, Inc. (GRAL)2025-12-31-$299.92Mn/m
Caris Life Sciences, Inc. (CAI)2025-12-31$66.89Mn/m
Guardant Health, Inc. (GH)2025-12-31-$233.07Mn/m
Biodesix Inc (BDSX)2025-12-31-$23.53Mn/m
Personalis, Inc. (PSNL)2025-12-31-$79.45Mn/m

Compare CSTL, FLGT, BLLN, VCYT side by side · Screen every company in Services-Medical Laboratories ↗