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.

INSM · Healthcare · Shallow moat

40/ 100
Shallow moat

Doesn't clear the bar

MIR · Healthcare · Shallow moat

41/ 100
Shallow moat

Doesn't clear the bar

CODX · Healthcare · Shallow moat

40/ 100
Shallow moat

Doesn't clear the bar

MGNX · Healthcare · Shallow moat

40/ 100
Shallow moat

Doesn't clear the bar

MeasureINSMMIRCODXMGNX
Moat Score (0–100)4041 (highest)4040
Pricing power100 (highest)7174100 (highest)
Returns on capital008 (highest)0
Balance-sheet safety285355 (highest)28
Capital discipline2444 (highest)2424
Margin of safetyNo price dataNo price dataNo price dataNo price data
Market cap$23.2B$74$284.3M
Moat tierShallow moatShallow moatShallow moatShallow moat
Filings as ofFY2025FY2025FY2025FY2025
INSM vs MIR vs CODX vs MGNX — Moat Score Comparison · Buy Like Buffett