Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001193125-25-291536
Filing Date
2025-11-21
Accepted
2025-11-21 16:52:38
Documents
1
Period of Report
2025-11-19

Document Format Files

Seq Description Document Type Size
1 4 ownership.html 4  
1 4 ownership.xml 4 3405
  Complete submission text file 0001193125-25-291536.txt   4974
Mailing Address 2021 MCKINNEY AVENUE DALLAS TX 75201
Business Address 2021 MCKINNEY AVENUE DALLAS TX 75201 4123942800
ATI INC (Issuer) CIK: 0001018963 (see all company filings)

EIN.: 251792394 | State of Incorp.: DE | Fiscal Year End: 1228
SIC: 3317 Steel Pipe & Tubes
(CF Office: 04 Manufacturing)

Mailing Address C/O ATI INC. 2021 MCKINNEY AVENUE DALLAS TX 75201
Business Address
Lund Elizabeth Hefley (Reporting) CIK: 0002095590 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-12001 | Film No.: 251508757