---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-016391"
form_type: "8-K"
ticker: "ACLS"
cik: "0001113232"
company_name: "AXCELIS TECHNOLOGIES INC"
filed_at: "2026-02-17T23:59:59+00:00"
generated_at: "2026-05-16T02:19:49.508224+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Axcelis Q4 revenue $238M, GAAP EPS $1.10; guides Q1 ~$195M revenue

## Summary
- Q4 2025 revenue $238M (down 5.6% YoY); GAAP EPS $1.10, non-GAAP $1.49.
- Full-year 2025 revenue $839M (down 17.6%); GAAP EPS $3.80, non-GAAP $4.88.
- Q4 GAAP gross margin 47.0%, non-GAAP 47.3%; record CS&I revenue cited.
- CEO: Memory demand improving; expects Q1 2026 revenue ~$195M, GAAP EPS ~$0.38, non-GAAP ~$0.71.
- Generated >$100M free cash flow in 2025; returned >$120M to shareholders.

## SEC filing metadata
- accession: 0001104659-26-016391
- form_type: 8-K
- ticker: ACLS
- cik: 0001113232
- company_name: AXCELIS TECHNOLOGIES INC
- filed_at: 2026-02-17T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1113232/000110465926016391/0001104659-26-016391-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1113232/000110465926016391/tm265450d5_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-016391
- JSON: https://secwatch.observer/filing/0001104659-26-016391.json
- Plain text: https://secwatch.observer/filing/0001104659-26-016391.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.