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.

DIOD · Technology · Shallow moat

58/ 100
Shallow moat

Doesn't clear the bar

AMKR · Technology · Shallow moat

58/ 100
Shallow moat

Doesn't clear the bar

DELL · Technology · Shallow moat

58/ 100
Shallow moat

Doesn't clear the bar

FISV · Technology · Shallow moat

58/ 100
Shallow moat

On the watchlist

MeasureDIODAMKRDELLFISV
Moat Score (0–100)58 (highest)58 (highest)58 (highest)58 (highest)
Pricing power542335100 (highest)
Returns on capital4987 (highest)7634
Balance-sheet safety82 (highest)653832
Capital discipline546287 (highest)57
Margin of safety370% above value275% above value359% above value29% below value (highest margin of safety)
Market cap$4.0B$15.6B$258.5B$27.1B
Moat tierShallow moatShallow moatShallow moatShallow moat
Filings as ofFY2025FY2025FY2026FY2025
DIOD vs AMKR vs DELL vs FISV — Moat Score Comparison · Buy Like Buffett