BlackRock, Inc. - 30 Sep 2025 SCHEDULE 13G/A Report for ATI INC Common Stock (ATI)

Filing Manager: BlackRock, Inc.
Reporting Manager: BlackRock, Inc.
Security: ATI INC Common Stock
Symbol: ATI
Shares outstanding: 138M shares
Disclosed Ownership: 13.9M shares
Ownership: 10.1%
Form type: SCHEDULE 13G/A
Filing time: 03 Oct 2025, 11:28:48 UTC
Date of event: 30 Sep 2025
Previous filing: 17 Jul 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
BlackRock, Inc.	10.1%	13.9M	13.4M	0	Spencer Fleming	Managing Director