AXCELIS TECHNOLOGIES INC — 8-K Filings
182 8-K filings on record
This page lists all 8-K 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 182 8-K documents with the SEC since 2011. To view all SEC filings by AXCELIS TECHNOLOGIES INC, see the full filings list.
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 |
|---|---|---|---|---|
| 8-K | FORM 8-K | 0001104659-26-027104 | Mar 12, 2026 | Mar 10, 2026 |
| 8-K | FORM 8-K | 0001104659-26-016391 | Feb 17, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-011577 | Feb 6, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-008916 | Feb 2, 2026 | Jan 22, 2026 |
| 8-K | FORM 8-K | 0001104659-26-007482 | Jan 28, 2026 | — |
| 8-K | FORM 8-K | 0001104659-25-105954 | Nov 4, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-095693 | Oct 1, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-095307 | Oct 1, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-073971 | Aug 5, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-046247 | May 8, 2025 | May 7, 2025 |
| 8-K | FORM 8-K | 0001104659-25-044808 | May 6, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-036843 | Apr 21, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-022780 | Mar 12, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-010940 | Feb 10, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-002294 | Jan 10, 2025 | — |
| 8-K | FORM 8-K | 0001104659-24-114804 | Nov 6, 2024 | — |
| 8-K | FORM 8K | 0001104659-24-084348 | Jul 31, 2024 | — |
| 8-K | FORM 8-K | 0001104659-24-078460 | Jul 9, 2024 | — |
| 8-K | FORM 8-K | 0001104659-24-059307 | May 9, 2024 | — |
| 8-K | FORM 8-K | 0001104659-24-055735 | May 1, 2024 | — |
| 8-K | FORM 8-K | 0001104659-24-029398 | Feb 29, 2024 | Feb 28, 2024 |
| 8-K | — | 0001104659-24-011628 | Feb 7, 2024 | — |
| 8-K | FORM 8-K | 0001104659-23-113387 | Nov 1, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-098017 | Sep 5, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-086813 | Aug 2, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-059495 | May 12, 2023 | May 11, 2023 |
| 8-K | FORM 8-K | 0001104659-23-055521 | May 3, 2023 | — |
| 8-K | FORM 8-K | 0001104659-23-046426 | Apr 18, 2023 | Feb 24, 2023 |
| 8-K | FORM 8-K | 0001104659-23-014531 | Feb 8, 2023 | — |
| 8-K | FORM 8-K | 0001104659-22-113976 | Nov 2, 2022 | — |
| 8-K | FORM 8-K | 0001104659-22-085626 | Aug 3, 2022 | — |
| 8-K | FORM 8-K | 0001104659-22-058781 | May 11, 2022 | May 10, 2022 |
| 8-K | FORM 8-K | 0001104659-22-055823 | May 4, 2022 | — |
| 8-K | FORM 8-K | 0001104659-22-026590 | Feb 24, 2022 | Feb 23, 2022 |
| 8-K | FORM 8-K | 0001104659-22-012797 | Feb 7, 2022 | — |
| 8-K | FORM 8-K | 0001104659-21-133647 | Nov 3, 2021 | — |
| 8-K | FORM 8-K | 0001104659-21-100092 | Aug 4, 2021 | — |
| 8-K | FORM 8-K | 0001104659-21-065918 | May 13, 2021 | May 12, 2021 |
| 8-K | FORM 8-K | 0001104659-21-060958 | May 4, 2021 | — |
| 8-K | FORM 8-K | 0001104659-21-019823 | Feb 10, 2021 | — |
| 8-K | FORM 8-K | 0001104659-20-121817 | Nov 5, 2020 | — |
| 8-K | FORM 8-K | 0001104659-20-090277 | Aug 4, 2020 | Jul 31, 2020 |
| 8-K | FORM 8-K | 0001104659-20-064529 | May 21, 2020 | May 19, 2020 |
| 8-K | FROM 8-K | 0001104659-20-056869 | May 5, 2020 | — |
| 8-K | FORM 8-K | 0001104659-20-011226 | Feb 5, 2020 | — |
| 8-K | FORM 8-K | 0001104659-19-069236 | Dec 3, 2019 | — |
| 8-K | 8-K | 0001104659-19-058348 | Oct 31, 2019 | — |
| 8-K | 8-K | 0001104659-19-051108 | Sep 24, 2019 | — |
| 8-K | 8-K | 0001104659-19-046165 | Aug 15, 2019 | Aug 14, 2019 |
| 8-K | 8-K | 0001104659-19-044296 | Aug 6, 2019 | — |