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.

KALU · Industrials · No moat

23/ 100
No moat

Doesn't clear the bar

WKC · Industrials · No moat

23/ 100
No moat

Doesn't clear the bar

UUU · Industrials · No moat

23/ 100
No moat

Doesn't clear the bar

SPWR · Industrials · No moat

23/ 100
No moat

Doesn't clear the bar

MeasureKALUWKCUUUSPWR
Moat Score (0–100)23 (highest)23 (highest)23 (highest)23 (highest)
Pricing power1738 (highest)28
Returns on capital25 (highest)940
Balance-sheet safety1328 (highest)28 (highest)28 (highest)
Capital discipline6264 (highest)2444
Margin of safety116% above value68% above value (highest margin of safety)353% above valueNo price data
Market cap$2.6B$2.0B$10.6M$67.1M
Moat tierNo moatNo moatNo moatNo moat
Filings as ofFY2025FY2025FY2026FY2025
KALU vs WKC vs UUU vs SPWR — Moat Score Comparison · Buy Like Buffett