ATI INC - ATI
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 44
Latest filed: May 21, 2026
| Form | Count |
|---|---|
| 4 | 28 |
| 144 | 7 |
| 8-K | 5 |
| SCHEDULE 13G/A | 3 |
| SCHEDULE 13G | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 21, 2026 | 4 | May 19, 2026 | 0001229771-26-000011 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0001732898-26-000001 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0001465541-26-000005 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0001304945-26-000001 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0001779021-26-000001 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0002095590-26-000001 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0002096540-26-000001 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0001635153-26-000001 | View |
| May 21, 2026 | 4 | May 19, 2026 | 0001880428-26-000002 | View |
| May 19, 2026 | 8-K | May 14, 2026 | 0001193125-26-230739 | View |
| May 14, 2026 | SCHEDULE 13G/A | — | 0001422849-26-000060 | View |
| May 12, 2026 | 4 | May 11, 2026 | 0001193125-26-220013 | View |
| May 11, 2026 | 144 | — | 0001959173-26-003455 | View |
| Apr 30, 2026 | 8-K | Apr 30, 2026 | 0001628280-26-028589 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100119-26-000105 | View |
| Apr 07, 2026 | SCHEDULE 13G/A | — | 0001562230-26-000047 | View |
| Mar 26, 2026 | SCHEDULE 13G/A | — | 0000102909-26-000736 | View |
| Mar 24, 2026 | 4 | Mar 20, 2026 | 0001193125-26-121258 | View |
| Mar 11, 2026 | 144 | — | 0001193125-26-102468 | View |
| Mar 11, 2026 | 4 | Mar 09, 2026 | 0001193125-26-102473 | View |
| Mar 03, 2026 | 4 | Mar 02, 2026 | 0001193125-26-089618 | View |
| Feb 19, 2026 | 8-K | Feb 18, 2026 | 0001193125-26-058142 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001193125-26-059478 | View |
| Feb 19, 2026 | 4 | Nov 19, 2025 | 0001193125-26-059487 | View |
| Feb 17, 2026 | 144 | — | 0001959173-26-001041 | View |
| Feb 10, 2026 | 144 | — | 0001959173-26-000794 | View |
| Feb 03, 2026 | 8-K | Feb 03, 2026 | 0001628280-26-004793 | View |
| Jan 23, 2026 | 4 | Jan 05, 2026 | 0001193125-26-021290 | View |
| Jan 07, 2026 | 4 | Jan 05, 2026 | 0001193125-26-006552 | View |
| Jan 07, 2026 | 4 | Jan 05, 2026 | 0001193125-26-006554 | View |
| Jan 07, 2026 | 4 | Jan 05, 2026 | 0001193125-26-006557 | View |
| Jan 07, 2026 | 4 | Jan 05, 2026 | 0001193125-26-006562 | View |
| Jan 07, 2026 | 4 | Jan 05, 2026 | 0001193125-26-006570 | View |
| Dec 19, 2025 | 4 | Dec 02, 2025 | 0001193125-25-327281 | View |
| Dec 18, 2025 | 144 | — | 0001959173-25-007840 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001193125-25-313065 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001193125-25-313069 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001193125-25-313074 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001193125-25-313075 | View |
| Dec 08, 2025 | 8-K | Dec 04, 2025 | 0001193125-25-310681 | View |
| Dec 02, 2025 | 144 | — | 0001959173-25-007406 | View |
| Nov 25, 2025 | 144 | — | 0001959173-25-007248 | View |
| Nov 25, 2025 | 4 | Nov 21, 2025 | 0001193125-25-297808 | View |
| Nov 25, 2025 | 4 | Nov 25, 2025 | 0001193125-25-297818 | View |