SEC Form 4 Ingestion•Corporate Insider Trade•Filed: 2026-09-10
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ATI INC
@ATI_Insider

Form 4 Filing: Harris Timothy J Sells $3.4M of $ATI

INSIDER SALE
⚡ MATERIALITY: 7/10
corporate issuer
ATI INC
Ticker: $ATI
Transaction Value
$3.4M
Price/Share: $207.54
transaction date
2026-09-08
Shares: 16,500

Market Price Activity

HillSignal AI Analytical Report

SEC Form 4 documents direct changes in beneficial ownership of securities for public corporations. The reporting insider, Harris Timothy J, holds the title of Senior VP and CDIO at ATI INC.

On 2026-09-08, the insider transacted 16,500 shares.The shares were transacted at a weighted average price of $207.54 per share, resulting in a total market-relevant value of $3.4M.

Executive Summary Summary

Harris Timothy J (Senior VP and CDIO) sold $3.4M of $ATI

Post-Transaction Position: 113,687 shares
SEC Accession No: 0001193125-26-387885 (CIK: 1776844)

Verified Multi-Source Index

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Insider Trade: Harris Timothy J Sold $3.4M of $ATI | HillSignal — HillSignal