ATI INC — Director's Dealing 2025

Apr 3, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ATI INC (ATI)
CIK: 0001018963
Period of Report: 2025-04-01

Reporting Person: Morehouse David J (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-04-01	Common Stock, par value $0.10 per share	S	17000	$52.03	Disposed	49366	Direct

Footnotes

F1: On February 26, 2025, for personal tax and estate planning purposes, Mr. Morehouse made an irrevocable election to contribute shares of ATI common stock to an exchange fund in exchange for shares of the exchange fund, and the shares were transferred to an escrow account pending closing of the transaction, which occurred on April 1, 2025. The ATI common stock contributed to the fund was valued at $52.03 per share for purposes of determining the number of shares of the exchange fund issuable to Mr. Morehouse.