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.

FEIM · Healthcare · No moat

19/ 100
No moat

Doesn't clear the bar

OPTX · Healthcare · No moat

20/ 100
No moat

Doesn't clear the bar

AHCO · Healthcare · No moat

20/ 100
No moat

Doesn't clear the bar

SONX · Healthcare · No moat

19/ 100
No moat

Doesn't clear the bar

MeasureFEIMOPTXAHCOSONX
Moat Score (0–100)1920 (highest)20 (highest)19
Pricing power2231 (highest)2516
Returns on capital79 (highest)40
Balance-sheet safety2838 (highest)828
Capital discipline24046 (highest)44
Margin of safetyNo price data2935% above value93% above value (highest margin of safety)No price data
Market cap$650.4M$276.5M$1.5B$350411
Moat tierNo moatNo moatNo moatNo moat
Filings as ofFY2026FY2025FY2025FY2024
FEIM vs OPTX vs AHCO vs SONX — Moat Score Comparison · Buy Like Buffett