Castle Biosciences (CSTL) Non Operating Interest Expenses (2018 - 2026)
Castle Biosciences' Non Operating Interest Expenses was $193,000 in Q2 2026, up 819.0% from $21,000 a year earlier and up 44.0% from the prior quarter.
Powered by 
Analysis
Castle Biosciences (CSTL) Non Operating Interest Expenses (2018 - 2026) Analysis & Trends
On a trailing twelve-month basis, Castle Biosciences' Non Operating Interest Expenses was $375,000 through Jun 30, 2026, up 13.3% year-over-year; for FY2025, it was $86,000, down 85.1% from FY2024.
- Non Operating Interest Expenses shows a five-year compound annual growth rate of -49.6% (FY2020 to FY2025).
- In earlier years, Non Operating Interest Expenses was $577,000 in FY2024, $11,000 in FY2023 (-35.3%), $17,000 in FY2022 and $1,000 in FY2021 (-100.0%).
- The Q2 2026 figure marks the highest quarterly Non Operating Interest Expenses since Q3 2024.
- Compared with a year earlier, Non Operating Interest Expenses was higher in three of the last six quarters, with growth averaging 212.4%.
- The best year-over-year quarter for Non Operating Interest Expenses over five years was Q2 2026 (growth of 819.0%); the worst was Q4 2021 (a decline of 99.7%).
- Per Business Quant data, CSTL's Non Operating Interest Expenses in the three quarters before Q2 2026 was $134,000 (Q1 2026), $24,000 (Q4 2025) and $24,000 (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Non Operating Interest Expenses (Qtr) |
|---|---|---|---|---|---|
| 1 | HCA Healthcare | 101.53 Bn | 97.54 Bn | - | 599.00 Mn |
| 2 | Natera | 57.42 Bn | 53.10 Bn | 485.19 Mn | 890,000.00 |
| 3 | Labcorp Holdings | 26.57 Bn | 24.31 Bn | 1.11 Bn | 61.10 Mn |
| 4 | Quest Diagnostics | 26.37 Bn | 24.50 Bn | 1.03 Bn | - |
| 5 | Tenet Healthcare | 22.38 Bn | 11.39 Bn | - | 204.00 Mn |
| 6 | Guardant Health | 21.89 Bn | 17.95 Bn | 219.03 Mn | 1.35 Mn |
| 7 | Fresenius Medical Care AG | 12.78 Bn | 4.73 Bn | 1.52 Bn | 113.39 Mn |
| 8 | BrightSpring Health Services | 12.57 Bn | 10.90 Bn | 492.75 Mn | 36.88 Mn |
| 9 | Encompass Health | 12.10 Bn | 11.76 Bn | - | 32.80 Mn |
| 10 | Castle Biosciences | 1.03 Bn | -84.51 Mn | 79.85 Mn | 193,000.00 |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 193,000.00 |
| Mar 31, 2026 | 134,000.00 |
| Dec 31, 2025 | 24,000.00 |
| Sep 30, 2025 | 24,000.00 |
| Jun 30, 2025 | 21,000.00 |
| Mar 31, 2025 | 17,000.00 |
| Dec 31, 2024 | 92,000.00 |
| Sep 30, 2024 | 201,000.00 |
| Jun 30, 2024 | 270,000.00 |
| Mar 31, 2024 | 14,000.00 |
| Dec 31, 2023 | 2,000.00 |
| Sep 30, 2023 | 2,000.00 |
| Jun 30, 2023 | 3,000.00 |
| Mar 31, 2023 | 4,000.00 |
| Dec 31, 2022 | 4,000.00 |
| Sep 30, 2022 | 6,000.00 |
| Jun 30, 2022 | 4,000.00 |
| Mar 31, 2022 | 3,000.00 |
| Dec 31, 2021 | 1,000.00 |
| Dec 31, 2020 | 395,000.00 |
API Access
Castle Biosciences Non Operating Interest Expenses 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=non-operating-interest-expenses&ticker=CSTL&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "non-operating-interest-expenses", "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=non-operating-interest-expenses&ticker=CSTL&period=max&api_key=YOUR_API_KEY");
const data = await res.json();