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.

BNGO · Healthcare · No moat

26/ 100
No moat

Doesn't clear the bar

OPCH · Healthcare · No moat

26/ 100
No moat

Doesn't clear the bar

TWST · Healthcare · No moat

26/ 100
No moat

Doesn't clear the bar

TNXP · Healthcare · No moat

26/ 100
No moat

Doesn't clear the bar

MeasureBNGOOPCHTWSTTNXP
Moat Score (0–100)26 (highest)26 (highest)26 (highest)26 (highest)
Pricing power19333437 (highest)
Returns on capital016 (highest)00
Balance-sheet safety55 (highest)3455 (highest)28
Capital discipline44 (highest)242444 (highest)
Margin of safetyNo price data19% below valueNo price dataNo price data
Market cap$12.4M$3.4B$5.7B$6.9B
Moat tierNo moatNo moatNo moatNo moat
Filings as ofFY2025FY2025FY2025FY2025
BNGO vs OPCH vs TWST vs TNXP — Moat Score Comparison · Buy Like Buffett