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.

NRG · Utilities · No moat

35/ 100
No moat

Doesn't clear the bar

PNW · Utilities · No moat

38/ 100
No moat

Doesn't clear the bar

OGE · Utilities · No moat

37/ 100
No moat

Doesn't clear the bar

CWST · Utilities · No moat

34/ 100
No moat

Doesn't clear the bar

MeasureNRGPNWOGECWST
Moat Score (0–100)3538 (highest)3734
Pricing power14100 (highest)8658
Returns on capital56 (highest)255
Balance-sheet safety71217 (highest)
Capital discipline64 (highest)334460
Margin of safety41% above value (highest margin of safety)87% above value92% above value647% above value
Market cap$24.6B$13.0B$10.0B$6.1B
Moat tierNo moatNo moatNo moatNo moat
Filings as ofFY2025FY2025FY2025FY2025
NRG vs PNW vs OGE vs CWST — Moat Score Comparison · Buy Like Buffett