ATI Inc. (ATI)

About ATI Inc.

ATI Inc supplies specialty metals to various end markets, including aerospace and defense, oil and gas, automotive, and electrical energy, among many others. The company's operating segment includes High-Performance Materials and Components and Advanced Alloys and Solutions. The majority of revenue is from the High-Performance Materials segment. The High-Performance Materials segment is focused on a wide range of high-performance specialty materials, parts, and components for several the majority of end markets, including the aerospace & defense, medical, and energy markets. Geographically, it operates in the United States, China, the United Kingdom, Germany, France, Canada, and Others, the majority is from the United States.

Institutional ownership

In 13F filings for the quarter ended June 30, 2026, 769 institutions reported holding ATI, with 126.6 million shares worth $24.9 billion in aggregate. The largest reported holders were BlackRock, Capital Group and Vanguard. Of the 5 largest reported holders, 2 added shares and 3 reduced their positions during the quarter.

More on ATI

• ATI sentiment: whether news and social coverage of ATI Inc. leans bullish or bearish, and the stories driving it.
• ATI ownership: all 769 reporting institutions, plus insider and congressional trades.
• ATI financials: revenue, net income, operating margin and free cash flow by quarter and year.

SentiSense also tracks daily options readings for ATI Inc.: IV rank, put/call percentile, 25-delta skew and open-interest walls.

Frequently asked questions