The Moat Index

AXCELIS TECHNOLOGIES INC

ACLS · Industrials · $4.2B mkt cap · FY2025 filings · Narrow moat

On the watchlist

78/ 100
Narrow moat

The four filters

Pricing power69

Median gross margin 42.6% over 10y, very stable.

Returns on capital97

Median ROIC 21.2%, above the 9% hurdle in 90% of years.

Balance-sheet safety73

Net debt/EBITDA n/ax, interest coverage 22x.

Capital discipline72

Owner earnings +29.0%/yr, share count growing (dilution).

Margin of safety

Above valueOn sale
28% above value
Owner earnings (normalized)
$184.0M
Est. intrinsic value / share
$107.82
Recent price
$137.82
Discount to value
28% above value

Conservative model: 9% discount rate, 4% assumed growth (capped at 4%), maintenance capex ≈ min(capex, D&A).

Moat Score history

Score history begins 2026-07-17. Check back as the record builds.

Scores are logged append-only and never overwritten — this record can't be backfilled, which is exactly why it's worth keeping.

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AXCELIS TECHNOLOGIES INC (ACLS) Moat Score — The Moat Index · Buy Like Buffett