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.

CODX · Healthcare · Shallow moat

40/ 100
Shallow moat

Doesn't clear the bar

NXTS · Healthcare · Shallow moat

41/ 100
Shallow moat

Doesn't clear the bar

MIR · Healthcare · Shallow moat

41/ 100
Shallow moat

Doesn't clear the bar

INSM · Healthcare · Shallow moat

40/ 100
Shallow moat

Doesn't clear the bar

MeasureCODXNXTSMIRINSM
Moat Score (0–100)4041 (highest)41 (highest)40
Pricing power747071100 (highest)
Returns on capital8 (highest)000
Balance-sheet safety55 (highest)55 (highest)5328
Capital discipline2444 (highest)44 (highest)24
Margin of safetyNo price dataNo price dataNo price dataNo price data
Market cap$74$6.3M$23.2B
Moat tierShallow moatShallow moatShallow moatShallow moat
Filings as ofFY2025FY2025FY2025FY2025
CODX vs NXTS vs MIR vs INSM — Moat Score Comparison · Buy Like Buffett