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.

ALTG · Industrials · No moat

31/ 100
No moat

Doesn't clear the bar

AMRC · Industrials · No moat

32/ 100
No moat

Doesn't clear the bar

J · Industrials · No moat

31/ 100
No moat

Doesn't clear the bar

KOSS · Industrials · No moat

31/ 100
No moat

Doesn't clear the bar

MeasureALTGAMRCJKOSS
Moat Score (0–100)3132 (highest)3131
Pricing power47262651 (highest)
Returns on capital913 (highest)110
Balance-sheet safety13405055 (highest)
Capital discipline60 (highest)60 (highest)5124
Margin of safety72% below value (highest margin of safety)44% below value119% above value555% above value
Market cap$205.1M$1.2B$15.7B$35.9M
Moat tierNo moatNo moatNo moatNo moat
Filings as ofFY2025FY2024FY2025FY2025
ALTG vs AMRC vs J vs KOSS — Moat Score Comparison · Buy Like Buffett