ATI INC 4

Kimberly A. Fields, Chair, President and CEO of ATI Inc., sold 31,757 shares of ATI common stock under a 10b5-1 plan.

On July 28, 2026, ATI Inc. Chair, President and CEO Kimberly A. Fields sold 31,757 shares of ATI Inc. common stock at an average price of $190.99 per share, for proceeds of approximately $6.1 million, pursuant to a Rule 10b5-1 trading plan adopted on February 5, 2026 for personal tax and estate planning purposes. Following this disposition, Fields held 125,564 shares of ATI common stock in direct ownership. Using the provided current market price of $181.90 per share as a proxy, her remaining direct stake is valued at roughly $22.8 million, indicating she retains a substantial equity interest in the company despite the sizable planned sale.

Filing Facts

CIK

1018963

Ticker

ATI

Form

4

Source Type

sec

Accession

0001193125-26-326296

Alert Tier

7