AXCELIS TECHNOLOGIES INC — All Filings
1,003 total filings on record
Public companies registered with the SEC are required to file periodic reports, disclosures, and notices throughout the year. The most important are the 10-K (annual report), 10-Q (quarterly report), and 8-K (material event notice). Use the filters below to narrow by form type.
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 |
|---|---|---|---|---|
| 4 | — | 0001689237-26-000004 | Mar 26, 2026 | Mar 24, 2026 |
| SCHEDULE 13G/A | — | 0000102909-26-000740 | Mar 26, 2026 | — |
| 3 | — | 0002124265-26-000002 | Mar 25, 2026 | Mar 12, 2026 |
| 3 | — | 0002123863-26-000002 | Mar 24, 2026 | Mar 12, 2026 |
| 144 | — | 0001950047-26-002963 | Mar 24, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-027104 | Mar 12, 2026 | Mar 10, 2026 |
| 4 | — | 0002101601-26-000004 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | — | 0001979418-26-000002 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | — | 0001990732-26-000002 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | — | 0001940017-26-000002 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | — | 0001797868-26-000002 | Mar 3, 2026 | Mar 2, 2026 |
| 4 | — | 0001689237-26-000002 | Mar 3, 2026 | Mar 2, 2026 |
| 10-K | 10-K | 0001104659-26-020461 | Feb 26, 2026 | Dec 31, 2025 |
| 4 | — | 0001385162-26-000002 | Feb 23, 2026 | Feb 20, 2026 |
| 144 | — | 0001950047-26-001587 | Feb 20, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-016391 | Feb 17, 2026 | — |
| SCHEDULE 13G | — | 0001080298-26-000004 | Feb 12, 2026 | — |
| 425 | 425 | 0001104659-26-011578 | Feb 6, 2026 | — |
| 8-K | FORM 8-K | 0001104659-26-011577 | Feb 6, 2026 | — |
| 425 | 425 | 0001104659-26-008918 | Feb 2, 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 | — |
| 425 | 425 | 0001104659-26-007484 | Jan 28, 2026 | — |
| 4 | — | 0002101601-26-000002 | Jan 16, 2026 | Jan 15, 2026 |
| EFFECT | — | 9999999995-26-000018 | Dec 31, 2025 | — |
| 424B3 | 424B3 | 0001104659-25-125599 | Dec 31, 2025 | — |
| S-4/A | S-4/A | 0001104659-25-124914 | Dec 29, 2025 | — |
| 3 | — | 0002101601-25-000002 | Dec 22, 2025 | Dec 19, 2025 |
| 4 | — | 0001385162-25-000004 | Dec 18, 2025 | Dec 17, 2025 |
| 4 | — | 0001715912-25-000004 | Dec 18, 2025 | Dec 16, 2025 |
| 144 | — | 0001950047-25-010441 | Dec 17, 2025 | — |
| 4 | — | 0001979418-25-000004 | Dec 12, 2025 | Dec 11, 2025 |
| 144 | — | 0001950047-25-010134 | Dec 11, 2025 | — |
| S-4 | S-4 | 0001104659-25-119351 | Dec 8, 2025 | — |
| SCHEDULE 13G/A | — | 0000052388-25-000240 | Nov 14, 2025 | — |
| 10-Q | 10-Q | 0001104659-25-107689 | Nov 6, 2025 | Sep 30, 2025 |
| 8-K | FORM 8-K | 0001104659-25-105954 | Nov 4, 2025 | — |
| 4 | — | 0001797868-25-000004 | Oct 17, 2025 | Oct 16, 2025 |
| 425 | 425 | 0001104659-25-095695 | Oct 1, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-095693 | Oct 1, 2025 | — |
| 425 | 425 | 0001104659-25-095309 | Oct 1, 2025 | — |
| 8-K | FORM 8-K | 0001104659-25-095307 | Oct 1, 2025 | — |
| 4 | — | 0001990732-25-000004 | Sep 17, 2025 | Sep 15, 2025 |
| 4 | — | 0001940017-25-000004 | Sep 17, 2025 | Sep 15, 2025 |
| SCHEDULE 13G | — | 0000052388-25-000182 | Aug 14, 2025 | — |
| 10-Q | 10-Q | 0001558370-25-010325 | Aug 5, 2025 | Jun 30, 2025 |
| 8-K | FORM 8-K | 0001104659-25-073971 | Aug 5, 2025 | — |
| 4 | — | 0001415889-25-017561 | Jun 17, 2025 | Jun 16, 2025 |
| 4 | — | 0001415889-25-017560 | Jun 17, 2025 | Jun 16, 2025 |
| S-8 | FORM S-8 | 0001104659-25-054315 | May 29, 2025 | — |