ATI - CIK 0001018963
ATI INC has filed 2,137 documents with the SEC between 1996 and 2026. The most frequent type is insider trade (944 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Passive ownership stake (update) | SC 13G/A | 2018-02-12 | - |
| Passive ownership stake (update) | SC 13G/A | 2018-02-12 | - |
| Passive ownership stake (update) | SC 13G/A | 2018-02-08 | - |
| Passive ownership stake | SC 13G | 2018-02-07 | - |
| Passive ownership stake (update) | SC 13G/A | 2018-02-06 | - |
| Passive ownership stake (update) | SC 13G/A | 2018-02-05 | - |
| Insider trade | 4 | 2018-01-24 | 2018-01-22 |
| Insider trade | 4 | 2018-01-24 | 2018-01-22 |
| Insider trade | 4 | 2018-01-24 | 2018-01-22 |
| Insider trade | 4 | 2018-01-24 | 2018-01-22 |
| Insider trade | 4 | 2018-01-24 | 2018-01-22 |
| Insider trade | 4 | 2018-01-24 | 2018-01-22 |
| Insider trade | 4 | 2018-01-24 | 2018-01-22 |
| Insider trade | 4 | 2018-01-24 | 2018-01-22 |
| Major company event | 8-K | 2018-01-23 | 2018-01-23 |
| Employee plan annual report | 11-K | 2017-12-19 | 2017-06-30 |
| Major company event | 8-K | 2017-11-09 | 2017-11-07 |
| Prospectus supplement | 424B5 | 2017-11-09 | - |
| Major company event | 8-K | 2017-11-08 | 2017-11-07 |
| 424B3 | - | 2017-11-07 | - |
| Major company event | 8-K | 2017-11-07 | 2017-11-07 |
| Major company event | 8-K | 2017-11-02 | 2017-11-02 |
| Quarterly report | 10-Q | 2017-11-01 | 2017-09-30 |
| Major company event | 8-K | 2017-10-27 | 2017-10-27 |
| Major company event | 8-K | 2017-10-24 | 2017-10-24 |
| Major company event | 8-K | 2017-10-12 | 2017-10-12 |
| Quarterly report | 10-Q | 2017-08-02 | 2017-06-30 |
| Major company event | 8-K | 2017-07-25 | 2017-07-25 |
| Major company event | 8-K | 2017-06-29 | 2017-06-29 |
| Major company event | 8-K | 2017-06-27 | 2017-06-21 |
| Employee plan annual report | 11-K | 2017-06-08 | 2016-12-31 |
| Employee plan annual report | 11-K | 2017-06-08 | 2016-12-31 |
| Employee plan annual report | 11-K | 2017-06-08 | 2016-12-31 |
| Passive ownership stake | SC 13G | 2017-06-06 | - |
| SD | - | 2017-05-31 | - |
| Insider trade | 4 | 2017-05-17 | 2017-05-15 |
| Insider trade | 4 | 2017-05-17 | 2017-05-15 |
| Insider trade | 4 | 2017-05-17 | 2017-05-15 |
| Insider trade | 4 | 2017-05-17 | 2017-05-15 |
| Insider trade | 4 | 2017-05-17 | 2017-05-15 |
| Insider trade | 4 | 2017-05-17 | 2017-05-15 |
| Insider trade | 4 | 2017-05-17 | 2017-05-15 |
| Insider trade | 4 | 2017-05-17 | 2017-05-15 |
| Major company event | 8-K | 2017-05-15 | 2017-05-15 |
| S-8 POS | - | 2017-05-12 | - |
| Employee stock plan | S-8 | 2017-05-12 | - |
| Quarterly report | 10-Q | 2017-05-02 | 2017-03-31 |
| Major company event | 8-K | 2017-04-25 | 2017-04-25 |
| Proxy statement | DEF 14A | 2017-03-30 | 2017-05-11 |
| Insider trade | 4 | 2017-02-27 | 2017-02-23 |