The Moat Index
Compare moats, side by side.
Two to four companies, scored on the same four filters from their SEC filings — so the comparison is apples to apples. The method is fully public.
| Measure | CLDX | MYO | VIR | NEPH |
|---|---|---|---|---|
| Moat Score (0–100) | 48 | 49 (highest) | 49 (highest) | 48 |
| Pricing power | 95 | 97 | 99 (highest) | 92 |
| Returns on capital | 0 | 0 | 10 (highest) | 4 |
| Balance-sheet safety | 55 | 55 | 55 | 73 (highest) |
| Capital discipline | 44 (highest) | 44 (highest) | 24 | 24 |
| Margin of safety | No price data | No price data | No price data | No price data |
| Market cap | $2.4B | $36.6M | $1.3B | $40.2M |
| Moat tier | Shallow moat | Shallow moat | Shallow moat | Shallow moat |
| Filings as of | FY2025 | FY2025 | FY2025 | FY2025 |