Castle Biosciences (CSTL) EV to FCF (2019 - 2026)
Castle Biosciences' (CSTL) quarterly EV to FCF came in at 70.34 in Q2 2026, up 157.4% year-over-year from 27.33 in Q2 2025, and up 604.67% quarter-over-quarter from 13.94 in Q1 2026.
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Analysis
Castle Biosciences (CSTL) EV to FCF (2019 - 2026) Analysis & Trends
Castle Biosciences has disclosed EV to FCF across 8 years of filings, most recently posting 70.34 for Q2 2026.
- In Q2 2026, EV to FCF rose 157.4% year-over-year to 70.34; the TTM figure through Jun 2026 stood at 942.36 (down 10404.82% YoY), while the FY2025 annual figure was 30.19, up 136.79% from the prior year.
- EV to FCF came in at 70.34 for Q2 2026 at Castle Biosciences, up from 13.94 in the prior quarter.
- In the past five years, EV to FCF ranged from a high of 87.77 in Q3 2023 to a low of 58.01 in Q3 2022.
- Average EV to FCF over 5 years is 6.02, with a median of 2.65 recorded in 2023.
- Year-over-year, EV to FCF plunged 267.05% in 2022 and surged 251.31% in 2023.
- Over 5 years, EV to FCF stood at 47.06 in 2022, then surged by 150.05% to 23.55 in 2023, then gained by 17.78% to 27.74 in 2024, then surged by 56.15% to 43.31 in 2025, then surged by 62.41% to 70.34 in 2026.
- Per Business Quant data, the three most recent EV to FCF figures were 70.34 in Q2 2026, 13.94 in Q1 2026, and 43.31 in Q4 2025.
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) |
|---|---|---|---|---|
| 1 | Natera | 53.05 Bn | 51.95 Bn | 486.15 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 |
| 4 | Guardant Health | 23.97 Bn | 22.91 Bn | 219.03 Mn |
| 5 | Tempus AI | 13.64 Bn | 12.82 Bn | 274.25 Mn |
| 6 | Caris Life Sciences | 8.47 Bn | 7.68 Bn | 182.38 Mn |
| 7 | Sotera Health | 5.35 Bn | 4.99 Bn | 177.96 Mn |
| 8 | BillionToOne | 4.96 Bn | 4.41 Bn | 77.11 Mn |
| 9 | Adaptive Biotechnologies | 4.55 Bn | 4.21 Bn | 51.39 Mn |
| 10 | Castle Biosciences | 1.08 Bn | 811.36 Mn | 79.85 Mn |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 70.34 |
| Mar 31, 2026 | -13.94 |
| Dec 31, 2025 | 43.31 |
| Sep 30, 2025 | 48.28 |
| Jun 30, 2025 | 27.33 |
| Mar 31, 2025 | -28.05 |
| Dec 31, 2024 | 27.74 |
| Sep 30, 2024 | 30.55 |
| Jun 30, 2024 | 18.30 |
| Mar 31, 2024 | -23.25 |
| Dec 31, 2023 | 23.55 |
| Sep 30, 2023 | 87.77 |
| Jun 30, 2023 | -18.15 |
| Mar 31, 2023 | -13.01 |
| Dec 31, 2022 | -47.06 |
| Sep 30, 2022 | -58.01 |
| Jun 30, 2022 | -29.21 |
| Mar 31, 2022 | -38.21 |
| Dec 31, 2021 | 28.17 |
| Sep 30, 2021 | -214.96 |
API Access
Castle Biosciences EV to FCF 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=ev-to-fcf&ticker=CSTL&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "ev-to-fcf", "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=ev-to-fcf&ticker=CSTL&period=max&api_key=YOUR_API_KEY");
const data = await res.json();