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.

Try AAPL vs MSFT vs KO, V vs MA, or COST vs WMT vs TGT.

WM · Utilities · Narrow moat

Narrow moat

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RSG · Utilities · Narrow moat

Narrow moat

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KMI · Utilities · Narrow moat

Narrow moat

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CWCO · Utilities · Narrow moat

Narrow moat

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MeasureWMRSGKMICWCO
Moat Score (0–100)7076 (highest)7169
Methodology versionmoat-index@3.0.0moat-index@3.0.0moat-index@3.0.0moat-index@3.0.0
Business trend98100 (highest)6795
Pricing power666888 (highest)70
Returns on capital4284 (highest)2222
Balance-sheet safety5637100 (highest)100 (highest)
Capital allocation8894 (highest)8057
232% above value if growth stopped today250% above value if growth stopped today142% above value if growth stopped today121% above value if growth stopped today (largest discount to value if growth stopped today)
Market cap$85.1B$67.3B$70.8B$450M
Moat tierNarrow moatNarrow moatNarrow moatNarrow moat
Filing dateFY2025FY2025FY2025FY2025