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Castle Biosciences (CSTL) Operating Expenses (2018 - 2025)

Castle Biosciences (CSTL) has disclosed Operating Expenses for 8 consecutive years, with $90.8 million as the latest value for Q4 2025.

  • Quarterly Operating Expenses rose 10.43% to $90.8 million in Q4 2025 from the year-ago period, while the trailing twelve-month figure was $387.0 million through Dec 2025, up 19.68% year-over-year, with the annual reading at $387.0 million for FY2025, 19.68% up from the prior year.
  • Operating Expenses hit $90.8 million in Q4 2025 for Castle Biosciences, up from $89.8 million in the prior quarter.
  • In the past five years, Operating Expenses ranged from a high of $115.9 million in Q1 2025 to a low of $24.1 million in Q1 2021.
  • Historically, Operating Expenses has averaged $67.0 million across 5 years, with a median of $71.5 million in 2023.
  • Biggest five-year swings in Operating Expenses: soared 139.07% in 2021 and later grew 6.64% in 2024.
  • Year by year, Operating Expenses stood at $40.2 million in 2021, then surged by 52.13% to $61.2 million in 2022, then grew by 17.34% to $71.8 million in 2023, then increased by 14.6% to $82.3 million in 2024, then grew by 10.43% to $90.8 million in 2025.
  • Business Quant data shows Operating Expenses for CSTL at $90.8 million in Q4 2025, $89.8 million in Q3 2025, and $90.4 million in Q2 2025.