October 15, 2025 · Form 4 insider transaction
Fields Kimberly A sold 21,153 shares of ATI Inc. at $85.87 per share, a transaction worth $1.82M. The trade was recorded as open-market sale and disclosed on an SEC Form 4, filed 1 day after the transaction.
Shares sold pursuant to a 10b5-1 Trading Plan dated June 11, 2025 entered into for personal tax and estate planning purposes.