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.

GKOS · Healthcare · No moat

37/ 100
No moat

Doesn't clear the bar

TBPH · Healthcare · No moat

37/ 100
No moat

Doesn't clear the bar

AEHR · Healthcare · No moat

37/ 100
No moat

Doesn't clear the bar

SCNX · Healthcare · No moat

37/ 100
No moat

Doesn't clear the bar

MeasureGKOSTBPHAEHRSCNX
Moat Score (0–100)37 (highest)37 (highest)37 (highest)37 (highest)
Pricing power87 (highest)705569
Returns on capital0014 (highest)4
Balance-sheet safety282855 (highest)28
Capital discipline2451 (highest)2444
Margin of safetyNo price dataNo price data2206% above valueNo price data
Market cap$9.0B$864.6M$2.4B$16.8M
Moat tierNo moatNo moatNo moatNo moat
Filings as ofFY2025FY2025FY2025FY2025
GKOS vs TBPH vs AEHR vs SCNX — Moat Score Comparison · Buy Like Buffett