The Moat Index
Compare moats, side by side.
Two to four companies, scored on the same five investor questions from their SEC filings — so the comparison is apples to apples. The method is fully public.
| Measure | IRMD | GRMN | CORT | ISRG |
|---|---|---|---|---|
| Moat Score (0–100) | 91 | 94 (highest) | 92 | 90 |
| Methodology version | moat-index@3.0.0 | moat-index@3.0.0 | moat-index@3.0.0 | moat-index@3.0.0 |
| Business trend | 100 (highest) | 95 | 71 | 95 |
| Pricing power | 100 (highest) | 97 | 100 (highest) | 100 (highest) |
| Returns on capital | 93 | 100 (highest) | 97 | 77 |
| Balance-sheet safety | 100 (highest) | 100 (highest) | 100 (highest) | 100 (highest) |
| Capital allocation | 60 | 77 | 92 (highest) | 77 |
| 498% above value if growth stopped today | 283% above value if growth stopped today (largest discount to value if growth stopped today) | 910% above value if growth stopped today | 661% above value if growth stopped today | |
| Market cap | $1.1B | $54.9B | $12.0B | $151.9B |
| Moat tier | Wide moat | Wide moat | Wide moat | Wide moat |
| Filing date | FY2025 | FY2025 | FY2025 | FY2025 |