The Moat Index

Compare moats, side by side.

Two to four companies, scored on the same five investor questions 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.

VICR · Technology · Narrow moat

Narrow moat

On the watchlist

OSIS · Technology · Narrow moat

Narrow moat

On the watchlist

PLTK · Technology · Narrow moat

Narrow moat

Wonderful & reasonably priced

AEIS · Technology · Narrow moat

Narrow moat

On the watchlist

MeasureVICROSISPLTKAEIS
Moat Score (0–100)64 (highest)64 (highest)64 (highest)64 (highest)
Methodology versionmoat-index@3.0.0moat-index@3.0.0moat-index@3.0.0moat-index@3.0.0
Business trend7192 (highest)3355
Pricing power7061100 (highest)50
Returns on capital3540100 (highest)87
Balance-sheet safety100 (highest)372875
Capital allocation4492 (highest)6153
No price data91% above value if growth stopped today79% below value if growth stopped today (largest discount to value if growth stopped today)501% above value if growth stopped today
Market capNot reported$3.1B$833M$9.9B
Moat tierNarrow moatNarrow moatNarrow moatNarrow moat
Filing dateFY2025FY2026FY2025FY2025