Castle Biosciences, Inc. (CSTL)

Castle Biosciences Revenue

Castle Biosciences had revenue of $102.89M in the quarter ending September 30, 2026, with 23.90% growth. This brings the company's total for the last twelve months to $377.13M, up 9.78% year-over-year. In the year 2025, Castle Biosciences had annual revenue of $344.23M with 3.66% growth. That makes Castle Biosciences the 12,996th largest company in the world by revenue and 2,466th in the United States.

• Revenue (ttm): $377.13M
• Revenue Growth: +9.78%
• P/S Ratio: 2.66
• Revenue / Employee: $359,853
• Employees: 1,048
• Market Cap: 1.00B

Revenue Chart

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Revenue History

Fiscal Year End	Revenue	Change	Growth
Dec 31, 2025	344.23M	12.16M	3.66%
Dec 31, 2024	332.07M	112.28M	51.09%
Dec 31, 2023	219.79M	82.75M	60.38%
Dec 31, 2022	137.04M	42.95M	45.65%
Dec 31, 2021	94.09M	31.44M	50.18%
Dec 31, 2020	62.65M	10.78M	20.79%
Dec 31, 2019	51.87M	29.08M	127.62%
Dec 31, 2018	22.79M	9.03M	65.67%
Dec 31, 2017	13.75M	-	-

Data Source: Fiscal.ai Last updated: Nov 5, 2026

Revenue data is provided by Fiscal.ai and updates within minutes after each earnings release, which is every three months for this company.

Update frequency:

Quarterly

Last checked:

Nov 8, 2026

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