Castle Biosciences (CSTL) Change in Inventory (2018 - 2026)
Castle Biosciences' (CSTL) quarterly Change in Inventory came in at $119000.0 in Q2 2026, down 92.16% year-over-year from $1.5 million in Q2 2025, and down 42.51% quarter-over-quarter from $207000.0 in Q1 2026.
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Castle Biosciences (CSTL) Change in Inventory (2018 - 2026) Analysis & Trends
Castle Biosciences has disclosed Change in Inventory across 9 years of filings, most recently posting $119000.0 for Q2 2026.
- In Q2 2026, Change in Inventory fell 92.16% year-over-year to $119000.0; the TTM figure through Jun 2026 stood at $2.2 million (up 533.71% YoY), while the FY2025 annual figure was $2.1 million, up 1009.84% from the prior year.
- Change in Inventory came in at $119000.0 for Q2 2026 at Castle Biosciences, down from $207000.0 in the prior quarter.
- In the past five years, Change in Inventory ranged from a high of $2.2 million in Q4 2023 to a low of -$1.4 million in Q3 2024.
- Average Change in Inventory over 5 years is $461277.8, with a median of $348500.0 recorded in 2022.
- Year-over-year, Change in Inventory surged 1120.79% in 2023 and tumbled 333.0% in 2025.
- Over 5 years, Change in Inventory stood at $178000.0 in 2022, then surged by 1120.79% to $2.2 million in 2023, then slipped by 28.07% to $1.6 million in 2024, then increased by 2.62% to $1.6 million in 2025, then tumbled by 92.58% to $119000.0 in 2026.
- Per Business Quant data, the three most recent Change in Inventory figures were $119000.0 in Q2 2026, $207000.0 in Q1 2026, and $1.6 million in Q4 2025.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Change in Inventory (Qtr) |
|---|---|---|---|---|---|
| 1 | Natera | 53.05 Bn | 51.95 Bn | 486.15 Mn | 9.63 Mn |
| 2 | Quest Diagnostics | 27.19 Bn | 26.87 Bn | 1.03 Bn | - |
| 3 | Labcorp Holdings | 25.93 Bn | 25.81 Bn | 1.11 Bn | 65.10 Mn |
| 4 | Guardant Health | 23.97 Bn | 22.91 Bn | 219.03 Mn | 21.61 Mn |
| 5 | Tempus AI | 13.64 Bn | 12.82 Bn | 274.25 Mn | 1.86 Mn |
| 6 | Caris Life Sciences | 8.47 Bn | 7.68 Bn | 182.38 Mn | 48.31 Mn |
| 7 | Sotera Health | 5.35 Bn | 4.99 Bn | 177.96 Mn | 33,000.00 |
| 8 | BillionToOne | 4.96 Bn | 4.41 Bn | 77.11 Mn | 1.92 Mn |
| 9 | Adaptive Biotechnologies | 4.55 Bn | 4.21 Bn | 51.39 Mn | -561,000.00 |
| 10 | Castle Biosciences | 1.08 Bn | 811.36 Mn | 79.85 Mn | 119,000.00 |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 119,000.00 |
| Mar 31, 2026 | 207,000.00 |
| Dec 31, 2025 | 1.60 Mn |
| Sep 30, 2025 | 307,000.00 |
| Jun 30, 2025 | 1.52 Mn |
| Mar 31, 2025 | -1.29 Mn |
| Dec 31, 2024 | 1.56 Mn |
| Sep 30, 2024 | -1.44 Mn |
| Jun 30, 2024 | 368,000.00 |
| Mar 31, 2024 | -297,000.00 |
| Dec 31, 2023 | 2.17 Mn |
| Sep 30, 2023 | -352,000.00 |
| Jun 30, 2023 | 1.60 Mn |
| Mar 31, 2023 | 540,000.00 |
| Dec 31, 2022 | 178,000.00 |
| Sep 30, 2022 | 436,000.00 |
| Jun 30, 2022 | 737,000.00 |
| Mar 31, 2022 | 329,000.00 |
| Dec 31, 2021 | -355,000.00 |
| Sep 30, 2021 | 251,000.00 |
API Access
Castle Biosciences Change in 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=change-in-inventory&ticker=CSTL&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "change-in-inventory", "ticker": "CSTL", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=change-in-inventory&ticker=CSTL&period=max&api_key=YOUR_API_KEY");
const data = await res.json();