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.
ZTS · Healthcare · Wide moat
Wonderful & reasonably priced
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%.
MRK · 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 | ZTS | MRK | LFVN | ALGN |
|---|---|---|---|---|
| Moat Score (0–100) | 89 (highest) | 89 (highest) | 89 (highest) | 88 |
| Methodology version | moat-index@3.0.0 | moat-index@3.0.0 | moat-index@3.0.0 | moat-index@3.0.0 |
| Business trend | 88 (highest) | 88 (highest) | 54 | 41 |
| Pricing power | 100 (highest) | 98 | 100 (highest) | 99 |
| Returns on capital | — | — | 100 (highest) | 100 (highest) |
| Balance-sheet safety | 68 | 74 | 100 (highest) | 100 (highest) |
| Capital allocation | 100 (highest) | 97 | 92 | 100 (highest) |
| 23% above value if growth stopped today (largest discount to value if growth stopped today) | 131% above value if growth stopped today | 44% above value if growth stopped today | 127% above value if growth stopped today | |
| Market cap | $32.0B | $372.1B | $77.5M | $11.3B |
| Moat tier | Wide moat | Wide moat | Wide moat | Wide moat |
| Filing date | FY2025 | FY2025 | FY2026 | FY2025 |