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.

FBIO · Healthcare · Shallow moat

45/ 100
Shallow moat

Doesn't clear the bar

AGIO · Healthcare · Shallow moat

45/ 100
Shallow moat

Doesn't clear the bar

CVRX · Healthcare · Shallow moat

45/ 100
Shallow moat

Doesn't clear the bar

LUNG · Healthcare · Shallow moat

44/ 100
Shallow moat

Doesn't clear the bar

MeasureFBIOAGIOCVRXLUNG
Moat Score (0–100)45 (highest)45 (highest)45 (highest)44
Pricing power8396 (highest)96 (highest)95
Returns on capital0 (highest)0 (highest)0 (highest)0 (highest)
Balance-sheet safety55 (highest)55 (highest)55 (highest)55 (highest)
Capital discipline44 (highest)242424
Margin of safetyNo price dataNo price dataNo price dataNo price data
Market cap$105.4M$2.3B$129.2M$58.3M
Moat tierShallow moatShallow moatShallow moatShallow moat
Filings as ofFY2025FY2025FY2025FY2025
FBIO vs AGIO vs CVRX vs LUNG — Moat Score Comparison · Buy Like Buffett