Quest Diagnostics Incorporated (DGX) — Cash Flow Quality Index
Quest Diagnostics Incorporated (DGX) has a Cash Flow Quality Index of 1.40x as of June 2026. Operating cash flow of $468.00 Million exceeds net income of $334.00 Million, indicating high earnings quality where cash backs reported profits. Explore DGX debt coverage from operations to assess how comfortably operating cash covers total debt obligations.
Cash Flow Quality Index
Operating Cash Flow
Net Income
Data as of
Quest Diagnostics Incorporated Cash Flow Quality Index (1998–2025)
Historical Cash Flow Quality Index for Quest Diagnostics Incorporated across 27 annual periods. Values consistently above 1.0x indicate high-quality earnings. For the full cash flow conversion analysis, see Quest Diagnostics Incorporated (DGX) cash conversion ratio.
Annual Cash Flow Quality Index for Quest Diagnostics Incorporated (1998–2025)
Year-by-year earnings quality comparison for Quest Diagnostics Incorporated.
| Year | Quality Index | Operating CF (USD) | Net Income | YoY Change |
|---|---|---|---|---|
| 2025 | 1.80x | $1.89 Billion | $1.05 Billion | ▲ +24.5% |
| 2024 | 1.45x | $1.33 Billion | $921.00 Million | ▲ +3.4% |
| 2023 | 1.40x | $1.27 Billion | $908.00 Million | ▼ -17.2% |
| 2022 | 1.69x | $1.72 Billion | $1.01 Billion | ▲ +57.7% |
| 2021 | 1.07x | $2.23 Billion | $2.08 Billion | ▼ -19.7% |
| 2020 | 1.34x | $2.00 Billion | $1.50 Billion | ▼ -2.5% |
| 2019 | 1.37x | $1.24 Billion | $906.00 Million | ▼ -9.9% |
| 2018 | 1.52x | $1.20 Billion | $788.00 Million | ▲ +6.8% |
| 2017 | 1.43x | $1.18 Billion | $824.00 Million | ▼ -7.2% |
| 2016 | 1.54x | $1.07 Billion | $696.00 Million | ▲ +42.8% |
| 2015 | 1.08x | $810.00 Million | $753.00 Million | ▼ -32.1% |
| 2014 | 1.58x | $938.00 Million | $592.00 Million | ▲ +114.6% |
| 2013 | 0.74x | $652.00 Million | $883.00 Million | ▼ -63.2% |
| 2012 | 2.00x | $1.19 Billion | $592.10 Million | ▲ +13.2% |
| 2011 | 1.77x | $895.50 Million | $505.70 Million | ▲ +19.9% |
| 2010 | 1.48x | $1.12 Billion | $757.00 Million | ▲ +13.5% |
| 2009 | 1.30x | $997.40 Million | $766.20 Million | ▼ -28.8% |
| 2008 | 1.83x | $1.06 Billion | $581.50 Million | ▼ -33.0% |
| 2007 | 2.73x | $926.92 Million | $339.94 Million | ▲ +68.0% |
| 2006 | 1.62x | $951.90 Million | $586.42 Million | ▲ +4.1% |
| 2005 | 1.56x | $851.58 Million | $546.28 Million | ▼ -2.6% |
| 2004 | 1.60x | $798.78 Million | $499.19 Million | ▲ +5.4% |
| 2003 | 1.52x | $662.80 Million | $436.72 Million | ▼ -18.0% |
| 2002 | 1.85x | $596.37 Million | $322.15 Million | ▼ -35.5% |
| 2001 | 2.87x | $465.80 Million | $162.30 Million | ▼ -18.5% |
| 2000 | 3.52x | $369.45 Million | $104.95 Million | ▼ -33.0% |
| 1998 | 5.26x | $141.40 Million | $26.90 Million | — |