Quest Diagnostics (DGX) Interest Coverage Ratio (2009 - 2026)
Quest Diagnostics' Interest Coverage Ratio was 6.75 in Q2 2026, up 6.3% from 6.35 a year earlier and up 10.0% from the prior quarter.
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Analysis
Quest Diagnostics (DGX) Interest Coverage Ratio (2009 - 2026) Analysis & Trends
On a trailing twelve-month basis, Quest Diagnostics' Interest Coverage Ratio was 6.06 through Jun 30, 2026, up 11.3% year-over-year; for FY2025, it was 5.62, down 5.7% from FY2024.
- Interest Coverage Ratio has now declined for three consecutive years.
- In earlier years, Interest Coverage Ratio was 5.96 in FY2024 (-23.1%), 7.74 in FY2023 (-19.8%) and 9.65 in FY2022.
- The Q2 2026 figure marks the highest quarterly Interest Coverage Ratio since Q2 2024.
- Compared with a year earlier, Interest Coverage Ratio has increased for three straight quarters, with an average decline of 4.4% over the last eight quarters.
- The best year-over-year quarter for Interest Coverage Ratio over five years was Q1 2026 (growth of 27.7%); the worst was Q3 2024 (a decline of 31.8%).
- Per Business Quant data, DGX's Interest Coverage Ratio in the three quarters before Q2 2026 was 6.14 (Q1 2026), 5.76 (Q4 2025) and 5.59 (Q3 2025).
Peer Set
Peer Comparison
| # | Company | Market Cap | Enterprise Value | Gross Profit (Qtr) | Interest Cover (Qtr) |
|---|---|---|---|---|---|
| 1 | HCA Healthcare | 103.27 Bn | 99.28 Bn | - | 5.16 |
| 2 | Natera | 57.26 Bn | 52.94 Bn | 485.19 Mn | -85.16 |
| 3 | Labcorp Holdings | 25.94 Bn | 23.68 Bn | 1.11 Bn | 7.39 |
| 4 | Quest Diagnostics | 25.93 Bn | 24.06 Bn | 1.03 Bn | 6.75 |
| 5 | Tenet Healthcare | 22.63 Bn | 11.63 Bn | - | 7.36 |
| 6 | Guardant Health | 21.64 Bn | 17.70 Bn | 219.03 Mn | -95.93 |
| 7 | BrightSpring Health Services | 13.00 Bn | 11.33 Bn | 492.75 Mn | 3.54 |
| 8 | Tempus AI | 12.45 Bn | 9.48 Bn | 246.50 Mn | -7.38 |
| 9 | Fresenius Medical Care AG | 12.44 Bn | 4.40 Bn | 1.52 Bn | 4.78 |
| 10 | Encompass Health | 12.44 Bn | 12.10 Bn | - | 8.98 |
Historic Data
Download Data
Historic Data
| Date | Value |
|---|---|
| Jun 30, 2026 | 6.75 |
| Mar 31, 2026 | 6.14 |
| Dec 31, 2025 | 5.76 |
| Sep 30, 2025 | 5.59 |
| Jun 30, 2025 | 6.35 |
| Mar 31, 2025 | 4.81 |
| Dec 31, 2024 | 5.01 |
| Sep 30, 2024 | 5.69 |
| Jun 30, 2024 | 7.55 |
| Mar 31, 2024 | 6.12 |
| Dec 31, 2023 | 5.80 |
| Sep 30, 2023 | 8.34 |
| Dec 31, 2014 | 6.12 |
| Sep 30, 2014 | 6.24 |
| Jun 30, 2014 | 6.24 |
| Mar 31, 2014 | 5.33 |
| Dec 31, 2013 | 6.92 |
| Sep 30, 2013 | 17.23 |
| Jun 30, 2013 | 7.23 |
| Mar 31, 2013 | 5.68 |
API Access
Quest Diagnostics Interest Coverage Ratio 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=interest-coverage-ratio&ticker=DGX&period=max&api_key=YOUR_API_KEYimport requests
url = "https://data.businessquant.com/historic"
params = {"slug": "interest-coverage-ratio", "ticker": "DGX", "period": "max", "api_key": "YOUR_API_KEY"}
data = requests.get(url, params=params).json()const res = await fetch("https://data.businessquant.com/historic?slug=interest-coverage-ratio&ticker=DGX&period=max&api_key=YOUR_API_KEY");
const data = await res.json();