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.
MIRM · Healthcare · No moat
Doesn't clear the bar
The pricingPower component abstained: Not enough years of gross-margin data to score pricing power. The other four 20% weights were renormalized over the scored 80%.
LLY · Healthcare · Wide moat
On the watchlist
The returnsOnCapital component abstained: Not enough years of ROIC data to score returns on capital. The other four 20% weights were renormalized over the scored 80%.
| Measure | MIRM | IDXX | LLY | GRMN |
|---|---|---|---|---|
| Moat Score (0–100) | 29 | 96 (highest) | 94 | 94 |
| Methodology version | moat-index@3.0.0 | moat-index@3.0.0 | moat-index@3.0.0 | moat-index@3.0.0 |
| Business trend | 65 | 90 | 95 (highest) | 95 (highest) |
| Pricing power | — | 96 | 99 (highest) | 97 |
| Returns on capital | 0 | 100 (highest) | — | 100 (highest) |
| Balance-sheet safety | 28 | 98 | 83 | 100 (highest) |
| Capital discipline | 24 | 97 | 100 (highest) | 77 |
| Price vs. high estimate | No price data | 185% above high estimate | 904% above high estimate | 102% above high estimate (largest discount to high estimate) |
| Market cap | $5.9B | $43.4B | $1.13T | $46.8B |
| Moat tier | No moat | Wide moat | Wide moat | Wide moat |
| Filings as of | FY2025 | FY2025 | FY2025 | FY2025 |