| Rank | Company | Operating income | Sector | Industry | Country | Exchange |
|---|---|---|---|---|---|---|
| 1 | $622M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 2 | $467M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 3 | $448M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 4 | $384M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 5 | $334M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 6 | $274M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 7 | $153M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 8 | $148M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 9 | $112M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 10 | $108M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 11 | $106M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 12 | $78.4M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 13 | $70.8M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 14 | $65.4M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 15 | $62.2M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 16 | $44.9M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 17 | $43.3M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 18 | $22.8M | Healthcare | Healthcare Providers | United States | Nasdaq | |
| 19 | $2.62M | Healthcare | Healthcare Providers | United States | Nasdaq |