ATI Inc
ATINYSECIK 1018963MaterialsFiscal year ends Dec 28
Reports and events: 389 filings
Newest first, by EDGAR acceptance time (Eastern). Each filing’s page lists its documents on sec.gov and, for 10-K and 10-Q reports, the extracted sections.
What the forms are: 10-K, 10-Q, 8-K, Form 4, DEF 14A, Schedule 13D, Schedule 13G, amendments, accession numbers.
| Filed | Form | What it is | Accession number |
|---|---|---|---|
| 2026-10-2914:16 ET | 10-Q | Quarterly reportPeriod 2026-09-27 | 0001628280-26-068145 |
| 2026-10-2907:34 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001018963-26-000004 |
| 2026-08-0615:36 ET | 10-Q | Quarterly reportPeriod 2026-06-28 | 0001628280-26-054233 |
| 2026-08-0607:40 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-26-053856 |
| 2026-06-0816:15 ET | 8-K | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-261769 |
| 2026-06-0317:12 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-255755 |
| 2026-06-0308:47 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-254681 |
| 2026-05-1916:05 ET | 8-K | 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-26-230739 |
| 2026-04-3011:52 ET | 10-Q | Quarterly reportPeriod 2026-03-29 | 0001628280-26-028684 |
| 2026-04-3007:33 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-26-028589 |
| 2026-03-2413:09 ET | DEF 14A | Proxy statementPeriod 2026-05-14 | 0001193125-26-121340 |
| 2026-02-2015:06 ET | 10-K | Annual reportPeriod 2025-12-28 | 0001628280-26-010140 |
| 2026-02-1908:08 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-058142 |
| 2026-02-0307:37 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-26-004793 |
| 2025-12-0808:56 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-25-310681 |
| 2025-11-1808:41 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-25-285373 |
| 2025-10-2813:41 ET | 10-Q | Quarterly reportPeriod 2025-09-28 | 0001628280-25-046675 |
| 2025-10-2807:45 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-25-046559 |
| 2025-09-2516:58 ET | 8-K | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001193125-25-217804 |
| 2025-09-1007:39 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-25-199688 |
| 2025-07-3115:19 ET | 10-Q | Quarterly reportPeriod 2025-06-29 | 0001628280-25-036963 |
| 2025-07-3107:36 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-25-036845 |
| 2025-06-2016:40 ET | 8-K | 1.01 Entry into a material agreement; 2.03 New direct financial obligation | 0001193125-25-143715 |
| 2025-05-2116:06 ET | 8-K | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-25-123974 |
| 2025-05-0114:36 ET | 10-Q | Quarterly reportPeriod 2025-03-30 | 0001628280-25-021463 |
| 2025-05-0107:34 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-25-021324 |
| 2025-03-2713:51 ET | DEF 14A | Proxy statementPeriod 2025-05-16 | 0001193125-25-065233 |
| 2025-02-2115:40 ET | 10-K | Annual reportPeriod 2024-12-29 | 0001628280-25-007092 |
| 2025-02-0407:36 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-25-003579 |
| 2024-10-2913:59 ET | 10-Q | Quarterly reportPeriod 2024-09-29 | 0001628280-24-044066 |
| 2024-10-2907:36 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-24-044003 |
| 2024-08-0615:50 ET | 10-Q | Quarterly reportPeriod 2024-06-30 | 0001628280-24-035141 |
| 2024-08-0607:35 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-24-034973 |
| 2024-05-2017:08 ET | 8-K | 5.07 Shareholder vote results | 0001193125-24-142966 |
| 2024-04-3013:52 ET | 10-Q | Quarterly reportPeriod 2024-03-31 | 0001628280-24-019285 |
| 2024-04-3007:34 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-24-019185 |
| 2024-03-2815:01 ET | DEF 14A | Proxy statementPeriod 2024-05-16 | 0001193125-24-080426 |
| 2024-03-1412:12 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-067620 |
| 2024-03-0713:43 ET | 8-K | 5.02 Departure or appointment of officers or directors | 0001193125-24-061889 |
| 2024-02-2313:54 ET | 10-K | Annual reportPeriod 2023-12-31 | 0001628280-24-006606 |
| 2024-02-2309:19 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-24-043707 |
| 2024-02-0107:36 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-24-002807 |
| 2024-01-1907:34 ET | 8-K | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001628280-24-001748 |
| 2024-01-1015:35 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-24-005895 |
| 2023-11-2917:06 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-23-285253 |
| 2023-11-0214:51 ET | 10-Q | Quarterly reportPeriod 2023-09-30 | 0001628280-23-036343 |
| 2023-11-0207:56 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001628280-23-036216 |
| 2023-10-1808:10 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-23-258092 |
| 2023-08-1116:15 ET | 8-K | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-23-210742 |
| 2023-08-0717:20 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-23-205092 |
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 29, 2026, 14:24 ET. Listed shows no prices and gives no investment advice.