BlackRock, Inc. - Sep 30, 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
Date filed: 10/3/2025, 11:28 AM
Date of event: Sep 30, 2025
Previous filing: Jul 17, 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