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.

ESTA · Healthcare · No moat

38/ 100
No moat

Doesn't clear the bar

CLPT · Healthcare · No moat

39/ 100
No moat

Doesn't clear the bar

SLN · Healthcare · No moat

38/ 100
No moat

Doesn't clear the bar

QSI · Healthcare · No moat

38/ 100
No moat

Doesn't clear the bar

MeasureESTACLPTSLNQSI
Moat Score (0–100)3839 (highest)3838
Pricing power94 (highest)94 (highest)7575
Returns on capital0 (highest)0 (highest)0 (highest)0 (highest)
Balance-sheet safety282855 (highest)55 (highest)
Capital discipline24 (highest)24 (highest)24 (highest)24 (highest)
Margin of safetyNo price dataNo price dataNo price dataNo price data
Market cap$2.7B$444.9M$1.5B$162.6M
Moat tierNo moatNo moatNo moatNo moat
Filings as ofFY2025FY2025FY2025FY2025
ESTA vs CLPT vs SLN vs QSI — Moat Score Comparison · Buy Like Buffett