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.

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

WCN · Utilities · Shallow moat

44/ 100
Shallow moat

Doesn't clear the bar

ATO · Utilities · Shallow moat

45/ 100
Shallow moat

Doesn't clear the bar

CWEN · Utilities · Shallow moat

45/ 100
Shallow moat

Doesn't clear the bar

PCYO · Utilities · Shallow moat

44/ 100
Shallow moat

Doesn't clear the bar

MeasureWCNATOCWENPCYO
Moat Score (0–100)4445 (highest)45 (highest)44
Pricing power7194 (highest)7051
Returns on capital6425 (highest)4
Balance-sheet safety22202895 (highest)
Capital discipline85 (highest)605241
Margin of safety193% above value80% above value12% below value (highest margin of safety)100% above value
Market cap$43.9B$28.7B$6.8B$257.5M
Moat tierShallow moatShallow moatShallow moatShallow moat
Filings as ofFY2025FY2025FY2025FY2025
WCN vs ATO vs CWEN vs PCYO — Moat Score Comparison · Buy Like Buffett