Rankings · Quality
Highest return on capital
Graded A or B, ranked by operating profit as a share of the equity and debt the business runs on. Banks, insurers and companies with negative equity are left out, where the measure means nothing.
154 companies meet this test
Figures as of September 30, 2026
| # | Company | Grade | Return on capital | Net margin | Market value |
|---|---|---|---|---|---|
| 1 | MEDPMedpace Holdings, Inc. | A+ | 75.7% | 17.7% | $17.4B |
| 2 | IDXXIDEXX LABORATORIES INC /DE | A+ | 50.5% | 25.0% | $42B |
| 3 | PAHCPhibro Animal Health Corporation | B | 32.0% | 6.6% | $1.5B |
| 4 | EXELExelixis Inc | A+ | 31.2% | 35.3% | $14.5B |
| 5 | NUTXNUTEX HEALTH INC. | B+ | 29.8% | 21.2% | $1.4B |
| 6 | ADMAADMA BIOLOGICS, INC. | A+ | 28.4% | 33.0% | $2.2B |
| 7 | ALNYALNYLAM PHARMACEUTICALS, INC. | A+ | 24.0% | 19.7% | $34B |
| 8 | INCYINCYTE CORPORATION | A+ | 23.0% | 26.7% | $24.6B |
| 9 | CHECHEMED CORPORATION | B+ | 22.7% | 10.6% | $6.7B |
| 10 | IRMDIRADIMED CORPORATION | A+ | 22.0% | 26.7% | $1.1B |
More rankings
A ranking orders companies by one stated measure. It is not a recommendation, and it says nothing about whether any share price is reasonable.