Castle Biosciences CSTL
NASDAQ CSTL
$34.74 -0.25 (-0.70%)
As of: Sep 22, 2026 · 10:48 AM EDT

Castle Biosciences (CSTL) Inventory (2018 - 2026)

Castle Biosciences' (CSTL) quarterly Inventory came in at $10.6 million in Q2 2026, up 26.46% year-over-year from $8.4 million in Q2 2025, and up 1.14% quarter-over-quarter from $10.5 million in Q1 2026.

Analysis

Castle Biosciences (CSTL) Inventory (2018 - 2026) Analysis & Trends

Castle Biosciences has disclosed Inventory across 9 years of filings, most recently posting $10.6 million for Q2 2026.

  • In Q2 2026, Inventory rose 26.46% year-over-year to $10.6 million; the TTM figure through Jun 2026 stood at $10.6 million (up 26.46% YoY), while the FY2025 annual figure was $10.3 million, up 26.05% from the prior year.
  • Inventory came in at $10.6 million for Q2 2026 at Castle Biosciences, up from $10.5 million in the prior quarter.
  • In the past five years, Inventory ranged from a high of $10.6 million in Q2 2026 to a low of $2.4 million in Q1 2022.
  • Average Inventory over 5 years is $6.9 million, with a median of $7.2 million recorded in 2024.
  • Year-over-year, Inventory soared 99.55% in 2023 and dropped 10.41% in 2025.
  • Over 5 years, Inventory stood at $4.0 million in 2022, then soared by 99.55% to $7.9 million in 2023, then increased by 2.43% to $8.1 million in 2024, then gained by 26.05% to $10.3 million in 2025, then climbed by 3.18% to $10.6 million in 2026.
  • Per Business Quant data, the three most recent Inventory figures were $10.6 million in Q2 2026, $10.5 million in Q1 2026, and $10.3 million in Q4 2025.
Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Inventory (Qtr)
1 Natera 53.05 Bn 51.95 Bn 486.15 Mn 80.35 Mn
2 Quest Diagnostics 27.19 Bn 26.87 Bn 1.03 Bn 233.00 Mn
3 Labcorp Holdings 25.93 Bn 25.81 Bn 1.11 Bn 562.20 Mn
4 Guardant Health 23.97 Bn 22.91 Bn 219.03 Mn 105.46 Mn
5 Tempus AI 13.64 Bn 12.82 Bn 274.25 Mn 53.51 Mn
6 Caris Life Sciences 8.47 Bn 7.68 Bn 182.38 Mn 123.79 Mn
7 Sotera Health 5.35 Bn 4.99 Bn 177.96 Mn 56.37 Mn
8 BillionToOne 4.96 Bn 4.41 Bn 77.11 Mn 21.14 Mn
9 Adaptive Biotechnologies 4.55 Bn 4.21 Bn 51.39 Mn 10.50 Mn
10 Castle Biosciences 1.08 Bn 811.36 Mn 79.85 Mn 10.58 Mn
Historic Data

Historic Data

Download Data
DateValue
Jun 30, 2026 10.58 Mn
Mar 31, 2026 10.46 Mn
Dec 31, 2025 10.25 Mn
Sep 30, 2025 8.65 Mn
Jun 30, 2025 8.37 Mn
Mar 31, 2025 6.85 Mn
Dec 31, 2024 8.14 Mn
Sep 30, 2024 6.57 Mn
Jun 30, 2024 8.01 Mn
Mar 31, 2024 7.65 Mn
Dec 31, 2023 7.94 Mn
Sep 30, 2023 5.77 Mn
Jun 30, 2023 6.12 Mn
Mar 31, 2023 4.52 Mn
Dec 31, 2022 3.98 Mn
Sep 30, 2022 3.80 Mn
Jun 30, 2022 3.37 Mn
Mar 31, 2022 2.35 Mn
Dec 31, 2021 2.02 Mn
Sep 30, 2021 2.38 Mn
API Access

Castle Biosciences Inventory API

Pull this series into your own models, spreadsheets and apps with the Business Quant Historical Metrics API. The request below matches the chart above — change the frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.

https://data.businessquant.com/historic?slug=inventory&ticker=CSTL&period=max&api_key=YOUR_API_KEY