Castle Biosciences (CSTL) Net Income (2018 - 2026)
Castle Biosciences' Net Income came in at -$2.06 million for Q2 2026, compared with $4.56 million a year earlier.
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Analysis
Castle Biosciences (CSTL) Net Income (2018 - 2026) Analysis & Trends
Over the trailing twelve months to Jun 30, 2026, Castle Biosciences reported Net Income of -$19.42 million; for FY2025, it came in at -$24.16 million.
- Going back by year, Net Income was $18.25 million in FY2024, -$57.47 million in FY2023, -$67.14 million in FY2022 and -$31.29 million in FY2021.
- The five-year range for quarterly Net Income is -$29.2 million (Q1 2023) to $9.59 million (Q4 2024).
- Business Quant data shows CSTL's Net Income at -$14.52 million (Q1 2026), -$2.33 million (Q4 2025) and -$501,000 (Q3 2025) in the three quarters before Q2 2026.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Net Income (Qtr) |
|---|---|---|---|---|---|
| 1 | HCA Healthcare | 101.22 Bn | 97.23 Bn | - | 1.93 Bn |
| 2 | Natera | 59.29 Bn | 54.98 Bn | 485.19 Mn | -66.97 Mn |
| 3 | Quest Diagnostics | 26.56 Bn | 24.69 Bn | 1.03 Bn | 334.00 Mn |
| 4 | Labcorp Holdings | 26.41 Bn | 24.16 Bn | 1.11 Bn | 299.10 Mn |
| 5 | Tenet Healthcare | 22.49 Bn | 11.49 Bn | - | 1.05 Bn |
| 6 | Guardant Health | 22.12 Bn | 18.19 Bn | 219.03 Mn | -120.14 Mn |
| 7 | BrightSpring Health Services | 12.91 Bn | 11.24 Bn | 492.75 Mn | 84.30 Mn |
| 8 | Fresenius Medical Care AG | 12.56 Bn | 4.51 Bn | 1.52 Bn | 340.77 Mn |
| 9 | Tempus AI | 12.17 Bn | 9.20 Bn | 246.50 Mn | 5.64 Mn |
| 10 | Castle Biosciences | 1.05 Bn | -67.48 Mn | 79.85 Mn | -2.06 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | -2.06 Mn |
| Mar 31, 2026 | -14.52 Mn |
| Dec 31, 2025 | -2.33 Mn |
| Sep 30, 2025 | -501,000.00 |
| Jun 30, 2025 | 4.52 Mn |
| Mar 31, 2025 | -25.85 Mn |
| Dec 31, 2024 | 9.59 Mn |
| Sep 30, 2024 | 2.27 Mn |
| Jun 30, 2024 | 8.92 Mn |
| Mar 31, 2024 | -2.53 Mn |
| Dec 31, 2023 | -2.58 Mn |
| Sep 30, 2023 | -6.91 Mn |
| Jun 30, 2023 | -18.78 Mn |
| Mar 31, 2023 | -29.20 Mn |
| Dec 31, 2022 | -20.62 Mn |
| Sep 30, 2022 | -20.25 Mn |
| Jun 30, 2022 | -1.65 Mn |
| Mar 31, 2022 | -24.62 Mn |
| Dec 31, 2021 | -6.43 Mn |
| Sep 30, 2021 | -11.79 Mn |
API Access
Castle Biosciences Net Income 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=net-income&ticker=CSTL&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "net-income", "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=net-income&ticker=CSTL&period=max&api_key=YOUR_API_KEY");
const data = await res.json();