Rankings · Capital
Share count shrinking fastest
Graded A or B, ranked by how far the number of shares fell over three years. A buyback only shows here when it retires more shares than the company issues.
81 companies meet this test
Figures as of September 30, 2026
| # | Company | Grade | Share count, 3 years | Free cash flow yield | Market value |
|---|---|---|---|---|---|
| 1 | DVADAVITA INC. | A | -33.4% | 14.4% | $11.2B |
| 2 | THCTENET HEALTHCARE CORP | A+ | -27.1% | 14.6% | $20.8B |
| 3 | HCAHCA Healthcare, Inc. | A | -24.7% | 8.3% | $95.7B |
| 4 | INVAINNOVIVA, INC. | B+ | -24.2% | 12.4% | $1.5B |
| 5 | EXELExelixis Inc | A+ | -23.7% | 8.1% | $14.5B |
| 6 | PGNYProgyny, Inc. | B | -23.2% | 9.4% | $1.9B |
| 7 | HALOHALOZYME THERAPEUTICS, INC. | A+ | -19.3% | 6.4% | $12.7B |
| 8 | HSICHENRY SCHEIN, INC. | B | -19.1% | 6.0% | $9.5B |
| 9 | AMPHAmphastar Pharmaceuticals, Inc. | A+ | -18.9% | 13.5% | $1.1B |
| 10 | MCKMcKESSON CORPORATION | A | -18.0% | 6.4% | $100.9B |
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.