# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001628280-25-007092
Filing Date
2025-02-21
Accepted
2025-02-21 15:40:28
Documents
149
Period of Report
2024-12-29

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | ati-20241229.htm iXBRL | 10-K | 3329962
2 | EX-10.17 | fy202410-k1017.htm | EX-10.17 | 63500
3 | EX-10.18 | fy202410-k1018.htm | EX-10.18 | 97542
4 | EX-19.1 | fy202410-k191.htm | EX-19.1 | 47911
5 | EX-21.1 | fy202410k211.htm | EX-21.1 | 6619
6 | EX-23.1 | fy202410k231.htm | EX-23.1 | 5033
7 | EX-31.1 | fy202410-k311.htm | EX-31.1 | 9248
8 | EX-31.2 | fy202410-k312.htm | EX-31.2 | 9482
9 | EX-32.1 | fy202410-k321.htm | EX-32.1 | 8893
15 |  | ati-20241229_g1.jpg | GRAPHIC | 111255
| Complete submission text file | 0001628280-25-007092.txt |  | 20748219

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
10 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | ati-20241229.xsd | EX-101.SCH | 121889
11 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | ati-20241229_cal.xml | EX-101.CAL | 137175
12 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | ati-20241229_def.xml | EX-101.DEF | 807316
13 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | ati-20241229_lab.xml | EX-101.LAB | 1433365
14 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | ati-20241229_pre.xml | EX-101.PRE | 1189882
152 | EXTRACTED XBRL INSTANCE DOCUMENT | ati-20241229_htm.xml | XML | 3844765

Mailing Address 2021 MCKINNEY AVENUE DALLAS TX 75201
Business Address 2021 MCKINNEY AVENUE DALLAS TX 75201 4123942800
ATI INC (Filer) CIK: 0001018963 (see all company filings)

EIN.: 251792394 | State of Incorp.: DE | Fiscal Year End: 1229
Type: 10-K | Act: 34 | File No.: 001-12001 | Film No.: 25651360
SIC: 3317 Steel Pipe & Tubes
(CF Office: 04 Manufacturing)