Compare
Illumina vs Quest Diagnostics
MonkScore ranges and fundamentals, side by side
Key facts
Illumina and Quest Diagnostics: key facts
- In fiscal 2025, Illumina, Inc. reported revenue of $4.3B and net income of $850.0M.
- In fiscal 2025, Quest Diagnostics Incorporated reported revenue of $11.0B and net income of $992.0M.
- Illumina, Inc.'s revenue fell 1.1% a year from fiscal 2021 to fiscal 2025.
- Quest Diagnostics Incorporated's revenue grew 0.6% a year from fiscal 2021 to fiscal 2025.
- Illumina, Inc.'s free cash flow was positive in 5 of the 5 fiscal years from 2021 to 2025.
- Quest Diagnostics Incorporated's free cash flow was positive in 5 of the 5 fiscal years from 2021 to 2025.
- In the twelve months to 27 September 2026, Illumina, Inc. reported revenue of $4.5B and net income of $895.0M.
- In the twelve months to 30 September 2026, Quest Diagnostics Incorporated reported revenue of $11.8B and net income of $1.1B.
Side by side
Illumina and Quest Diagnostics, side by side
Each figure is in the company's reporting currency, with its fiscal year or the date of its last report.
| Figure | Illumina, Inc.NASDAQ:ILMN | Quest Diagnostics IncorporatedNYSE:DGX |
|---|---|---|
| MonkScore | ||
| MonkScore range | 90–100as of October 2026 | 70–80as of October 2026 |
| Sector rank | 33 of 628 in Healthcare | 193 of 628 in Healthcare |
| How this score is madeDisclaimer | ||
| Profile | ||
| Sector | Healthcare | Healthcare |
| Industry | Medical - Diagnostics & Research | Medical - Diagnostics & Research |
| Latest fiscal year | ||
| Revenue | $4.3BFY 2025 | $11.0BFY 2025 |
| Net income | $850.0MFY 2025 | $992.0MFY 2025 |
| Free cash flow | $931.0MFY 2025 | $1.4BFY 2025 |
| Operating cash flow | $1.1BFY 2025 | $1.9BFY 2025 |
| Total debt | $2.6BFY 2025 | $6.9BFY 2025 |
| Cash | $1.4BFY 2025 | $420.0MFY 2025 |
| Last 12 months | ||
| Revenue | $4.5Bto 27 September 2026 | $11.8Bto 30 September 2026 |
| Net income | $895.0Mto 27 September 2026 | $1.1Bto 30 September 2026 |
| Free cash flow | $1.1Bto 27 September 2026 | $1.4Bto 30 September 2026 |
| Operating cash flow | $1.2Bto 27 September 2026 | $2.0Bto 30 September 2026 |
| Total debt | $2.2Bto 27 September 2026 | $6.3Bto 30 September 2026 |
| Cash | $1.3Bto 27 September 2026 | $797.0Mto 30 September 2026 |
Company pages
Each company on its own
MonkStreet provides research, not investment advice.