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AXCELIS TECHNOLOGIES INC — 425 Filings

5 425 filings on record

This page lists all 425 filings submitted to the SEC by AXCELIS TECHNOLOGIES INC (ACLS), sorted by most recent first. Each row links to the full filing on EdgarLookup. AXCELIS TECHNOLOGIES INC has filed 5 425 documents with the SEC since 2011. To view all SEC filings by AXCELIS TECHNOLOGIES INC, see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-K405 10-Q 10-Q/A 144 15-12G 3 3/A 4 4/A 424B3 424B4 425 5 5/A 8-A12G 8-K 8-K/A ARS CORRESP DEF 14A DEFA14A DFAN14A EFFECT NT 10-K POS AM PRE 14A S-1 S-1/A S-3 S-3/A S-3ASR S-4 S-4/A S-8 S-8 POS SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A SD UPLOAD
Form Description Accession Number Filed Period
425 425 0001104659-26-011578 Feb 6, 2026 —
425 425 0001104659-26-008918 Feb 2, 2026 —
425 425 0001104659-26-007484 Jan 28, 2026 —
425 425 0001104659-25-095695 Oct 1, 2025 —
425 425 0001104659-25-095309 Oct 1, 2025 —