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.

KNSA · Healthcare · Shallow moat

55/ 100
Shallow moat

Doesn't clear the bar

PLX · Healthcare · Shallow moat

56/ 100
Shallow moat

Doesn't clear the bar

RIGL · Healthcare · Shallow moat

55/ 100
Shallow moat

Doesn't clear the bar

PTCT · Healthcare · Shallow moat

55/ 100
Shallow moat

Doesn't clear the bar

MeasureKNSAPLXRIGLPTCT
Moat Score (0–100)5556 (highest)5555
Pricing power966799100 (highest)
Returns on capital453 (highest)80
Balance-sheet safety100 (highest)5592100 (highest)
Capital discipline2444 (highest)2424
Margin of safety2690% above valueNo price dataNo price dataNo price data
Market cap$5.1B$191.4M$742.3M$6.4B
Moat tierShallow moatShallow moatShallow moatShallow moat
Filings as ofFY2025FY2025FY2025FY2025
KNSA vs PLX vs RIGL vs PTCT — Moat Score Comparison · Buy Like Buffett