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.

OPTT · Utilities · No moat

20/ 100
No moat

Doesn't clear the bar

ORA · Utilities · No moat

23/ 100
No moat

Doesn't clear the bar

SWX · Utilities · No moat

23/ 100
No moat

Doesn't clear the bar

AWX · Utilities · No moat

17/ 100
No moat

Doesn't clear the bar

MeasureOPTTORASWXAWX
Moat Score (0–100)2023 (highest)23 (highest)17
Pricing power054 (highest)030
Returns on capital002 (highest)0
Balance-sheet safety55 (highest)0500
Capital discipline443160 (highest)39
Margin of safetyNo price data184% above value86% above value (highest margin of safety)No price data
Market cap$33.6M$6.3B$6.6B
Moat tierNo moatNo moatNo moatNo moat
Filings as ofFY2025FY2025FY2025FY2025
OPTT vs ORA vs SWX vs AWX — Moat Score Comparison · Buy Like Buffett