Castle Biosciences (CSTL) Net Cash Flow (2018 - 2026)

Castle Biosciences (CSTL) posted Net Cash Flow of -$1.6 million for Q2 2026, up 96.89% sequentially from -$53.0 million in Q1 2026, and up 77.9% YoY from -$926378.8 in Q2 2025.

Castle Biosciences (CSTL) Net Cash Flow (2018 - 2026) Analysis & Trends

Castle Biosciences has reported Net Cash Flow for 9 years, with the latest figure at -$1.6 million in Q2 2026.

  • Quarterly Net Cash Flow rose 77.9% year-over-year to -$1.6 million in Q2 2026, while the trailing twelve-month figure through Jun 2026 was -$20.1 million (down 502.49% YoY) and the FY2025 annual result came in at -$3.0 million, down 114.28% from the prior year.
  • Net Cash Flow improved to -$1.6 million in Q2 2026 per CSTL's latest filing, from -$53.0 million in the prior quarter.
  • Over five years, Net Cash Flow peaked at $31.2 million in Q4 2025 and troughed at -$139.0 million in Q3 2022.
  • A 5-year average of -$14.9 million and a median of -$7.8 million in 2023 frame the typical range for Net Cash Flow.
  • The sharpest annual moves came in 2022 and 2024: Net Cash Flow slumped 2592.48% in 2022, then jumped 301.83% in 2024.
  • Over 5 years, Net Cash Flow stood at -$11.2 million in 2022, then surged by 167.82% to $7.6 million in 2023, then surged by 224.89% to $24.8 million in 2024, then grew by 25.95% to $31.2 million in 2025, then plunged by 105.29% to -$1.6 million in 2026.
  • According to Business Quant data, Net Cash Flow over the past three periods registered -$1.6 million, -$53.0 million, and $31.2 million for Q2 2026, Q1 2026, and Q4 2025 respectively.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Net Cash Flow (Qtr)
1 Thermo Fisher Scientific 213.40 Bn 209.33 Bn 8.34 Bn 718.00 Mn
2 Danaher 139.94 Bn 135.59 Bn 3.61 Bn -1.34 Bn
3 Idexx Laboratories 46.03 Bn 45.83 Bn 779.09 Mn -3.52 Mn
4 Agilent Technologies 39.69 Bn 37.88 Bn 990.00 Mn 56.00 Mn
5 Iqvia Holdings 39.32 Bn 37.24 Bn 1.44 Bn -37.00 Mn
6 Natera 38.47 Bn 37.37 Bn 696.04 Mn 11.79 Mn
7 Illumina 29.98 Bn 28.82 Bn 770.00 Mn -50.00 Mn
8 Mettler Toledo International 28.57 Bn 28.52 Bn 650.22 Mn -9.27 Mn
9 Quest Diagnostics 26.21 Bn 25.58 Bn 1.03 Bn 234.00 Mn
10 Castle Biosciences 923.37 Mn 656.55 Mn 79.85 Mn -1.65 Mn

Historic Data

Download Data
DateValue
Jun 30, 2026 -1.65 Mn
Jun 30, 2026 -1.65 Mn
Mar 31, 2026 -52.97 Mn
Mar 31, 2026 -52.97 Mn
Dec 31, 2025 31.17 Mn
Dec 31, 2025 31.17 Mn
Sep 30, 2025 3.32 Mn
Sep 30, 2025 3.32 Mn
Jun 30, 2025 -7.46 Mn
Jun 30, 2025 -7.46 Mn
Mar 31, 2025 -30.02 Mn
Mar 31, 2025 -30.02 Mn
Dec 31, 2024 24.75 Mn
Dec 31, 2024 24.75 Mn
Sep 30, 2024 9.39 Mn
Sep 30, 2024 9.39 Mn
Jun 30, 2024 2.62 Mn
Jun 30, 2024 2.62 Mn
Mar 31, 2024 -15.89 Mn
Mar 31, 2024 -15.89 Mn