Vanguard Group Inc - Mar 31, 2025 SCHEDULE 13G/A Report for ATI Inc Common Stock (ATI)

Filing Manager: VANGUARD GROUP INC
Reporting Manager: The Vanguard Group
Security: ATI Inc Common Stock
Symbol: ATI
Shares outstanding: 141M shares
Disclosed Ownership: 13.9M shares
Ownership: 9.85%
Form type: SCHEDULE 13G/A
Date filed: 4/30/2025, 10:56 AM
Date of event: Mar 31, 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
The Vanguard Group	9.85%	13.9M	0	48.9K	Ashley Grim	Head of Global Fund Administration