# Filing Detail

Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001193125-25-065233
Filing Date
2025-03-27
Accepted
2025-03-27 13:51:58
Documents
105
Period of Report
2025-05-16

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | DEF 14A | d905229ddef14a.htm iXBRL | DEF 14A | 2165734
6 | GRAPHIC | g905229g00t01.jpg | GRAPHIC | 141642
7 | GRAPHIC | g905229g00t02.jpg | GRAPHIC | 158815
8 | GRAPHIC | g905229g00z02.jpg | GRAPHIC | 180118
9 | GRAPHIC | g905229g00z03.jpg | GRAPHIC | 62578
10 | GRAPHIC | g905229g01n25.jpg | GRAPHIC | 34678
11 | GRAPHIC | g905229g01x90.jpg | GRAPHIC | 35459
12 | GRAPHIC | g905229g01y52.jpg | GRAPHIC | 16136
13 | GRAPHIC | g905229g02k47.jpg | GRAPHIC | 242311
14 | GRAPHIC | g905229g02x92.jpg | GRAPHIC | 29999
15 | GRAPHIC | g905229g02x93.jpg | GRAPHIC | 31698
16 | GRAPHIC | g905229g02x94.jpg | GRAPHIC | 23788
17 | GRAPHIC | g905229g02x95.jpg | GRAPHIC | 30165
18 | GRAPHIC | g905229g02x96.jpg | GRAPHIC | 18565
19 | GRAPHIC | g905229g03g03.jpg | GRAPHIC | 160144
20 | GRAPHIC | g905229g03k47.jpg | GRAPHIC | 162817
21 | GRAPHIC | g905229g04g04.jpg | GRAPHIC | 270133
22 | GRAPHIC | g905229g04n96.jpg | GRAPHIC | 122823
23 | GRAPHIC | g905229g04x91.jpg | GRAPHIC | 19852
24 | GRAPHIC | g905229g05g05.jpg | GRAPHIC | 118059
25 | GRAPHIC | g905229g06g06.jpg | GRAPHIC | 144191
26 | GRAPHIC | g905229g07g07.jpg | GRAPHIC | 168280
27 | GRAPHIC | g905229g08g08.jpg | GRAPHIC | 262981
28 | GRAPHIC | g905229g10v44.jpg | GRAPHIC | 34609
29 | GRAPHIC | g905229g11y60.jpg | GRAPHIC | 77402
30 | GRAPHIC | g905229g12c20.jpg | GRAPHIC | 38306
31 | GRAPHIC | g905229g13a10.jpg | GRAPHIC | 29090
32 | GRAPHIC | g905229g13a20.jpg | GRAPHIC | 28471
33 | GRAPHIC | g905229g13a30.jpg | GRAPHIC | 28321
34 | GRAPHIC | g905229g13a50.jpg | GRAPHIC | 28238
35 | GRAPHIC | g905229g13a60.jpg | GRAPHIC | 28469
36 | GRAPHIC | g905229g13a70.jpg | GRAPHIC | 29097
37 | GRAPHIC | g905229g13a80.jpg | GRAPHIC | 27605
38 | GRAPHIC | g905229g13a90.jpg | GRAPHIC | 27752
39 | GRAPHIC | g905229g13k10.jpg | GRAPHIC | 29461
40 | GRAPHIC | g905229g13x70.jpg | GRAPHIC | 160811
41 | GRAPHIC | g905229g13z23.jpg | GRAPHIC | 96218
42 | GRAPHIC | g905229g14a10.jpg | GRAPHIC | 38368
43 | GRAPHIC | g905229g14q89.jpg | GRAPHIC | 124956
44 | GRAPHIC | g905229g14x01.jpg | GRAPHIC | 54220
45 | GRAPHIC | g905229g15a10.jpg | GRAPHIC | 42399
46 | GRAPHIC | g905229g15a20.jpg | GRAPHIC | 41603
47 | GRAPHIC | g905229g15d37.jpg | GRAPHIC | 29142
48 | GRAPHIC | g905229g16a10.jpg | GRAPHIC | 38558
49 | GRAPHIC | g905229g16a20.jpg | GRAPHIC | 41416
50 | GRAPHIC | g905229g16a30.jpg | GRAPHIC | 60488
51 | GRAPHIC | g905229g17a10.jpg | GRAPHIC | 38235
52 | GRAPHIC | g905229g17a20.jpg | GRAPHIC | 38474
53 | GRAPHIC | g905229g17a30.jpg | GRAPHIC | 38346
54 | GRAPHIC | g905229g18a99.jpg | GRAPHIC | 36079
55 | GRAPHIC | g905229g20n20.jpg | GRAPHIC | 110117
56 | GRAPHIC | g905229g21g21.jpg | GRAPHIC | 174282
57 | GRAPHIC | g905229g22g22.jpg | GRAPHIC | 542137
58 | GRAPHIC | g905229g24b74.jpg | GRAPHIC | 38340
59 | GRAPHIC | g905229g27m12.jpg | GRAPHIC | 185973
60 | GRAPHIC | g905229g27m32.jpg | GRAPHIC | 161866
61 | GRAPHIC | g905229g27x91.jpg | GRAPHIC | 277516
62 | GRAPHIC | g905229g34x92.jpg | GRAPHIC | 263039
63 | GRAPHIC | g905229g37a01.jpg | GRAPHIC | 168904
64 | GRAPHIC | g905229g38a27.jpg | GRAPHIC | 142873
65 | GRAPHIC | g905229g45a01.jpg | GRAPHIC | 2073
66 | GRAPHIC | g905229g45j02.jpg | GRAPHIC | 2043
67 | GRAPHIC | g905229g45o04.jpg | GRAPHIC | 1051
68 | GRAPHIC | g905229g45s03.jpg | GRAPHIC | 2059
69 | GRAPHIC | g905229g45s14.jpg | GRAPHIC | 78139
70 | GRAPHIC | g905229g47l96.jpg | GRAPHIC | 116998
71 | GRAPHIC | g905229g50u80.jpg | GRAPHIC | 307252
72 | GRAPHIC | g905229g51s44.jpg | GRAPHIC | 132028
73 | GRAPHIC | g905229g53r55.jpg | GRAPHIC | 60829
74 | GRAPHIC | g905229g54y94.jpg | GRAPHIC | 41767
75 | GRAPHIC | g905229g55g55.jpg | GRAPHIC | 223485
76 | GRAPHIC | g905229g56s71.jpg | GRAPHIC | 75380
77 | GRAPHIC | g905229g57a10.jpg | GRAPHIC | 32370
78 | GRAPHIC | g905229g57a20.jpg | GRAPHIC | 33901
79 | GRAPHIC | g905229g57g57.jpg | GRAPHIC | 79631
80 | GRAPHIC | g905229g58n40.jpg | GRAPHIC | 318316
81 | GRAPHIC | g905229g58x39.jpg | GRAPHIC | 343077
82 | GRAPHIC | g905229g59w81.jpg | GRAPHIC | 50090
83 | GRAPHIC | g905229g66a11.jpg | GRAPHIC | 77661
84 | GRAPHIC | g905229g69h49.jpg | GRAPHIC | 106833
85 | GRAPHIC | g905229g73a73.jpg | GRAPHIC | 46402
86 | GRAPHIC | g905229g77j61.jpg | GRAPHIC | 30896
87 | GRAPHIC | g905229g80d61.jpg | GRAPHIC | 17744
88 | GRAPHIC | g905229g92j16.jpg | GRAPHIC | 29956
89 | GRAPHIC | g905229g92r16.jpg | GRAPHIC | 20258
90 | GRAPHIC | g905229g93c01.jpg | GRAPHIC | 10101
91 | GRAPHIC | g905229g95m02.jpg | GRAPHIC | 13075
92 | GRAPHIC | g905229g96r66.jpg | GRAPHIC | 184818
93 | GRAPHIC | g905229g99a01.jpg | GRAPHIC | 782809
94 | GRAPHIC | g905229g99a02.jpg | GRAPHIC | 191825
95 | GRAPHIC | g905229g99a03.jpg | GRAPHIC | 10109
96 | GRAPHIC | g905229g99a04.jpg | GRAPHIC | 691653
| Complete submission text file | 0001193125-25-065233.txt |  | 27322379

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
2 | XBRL TAXONOMY EXTENSION SCHEMA | ati-20241229.xsd | EX-101.SCH | 4798
3 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | ati-20241229_def.xml | EX-101.DEF | 5320
4 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | ati-20241229_lab.xml | EX-101.LAB | 7166
5 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | ati-20241229_pre.xml | EX-101.PRE | 4468
107 | EXTRACTED XBRL INSTANCE DOCUMENT | d905229ddef14a_htm.xml | XML | 294791

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: DEF 14A | Act: 34 | File No.: 001-12001 | Film No.: 25778526
SIC: 3317 Steel Pipe & Tubes
(CF Office: 04 Manufacturing)