Last updated Aug 4, 2026
ATI (ATI) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in ATI. Across our datasets, 5 superinvestors hold ATI and 1 members of Congress have traded it.
Notable holders include Viking Global, George Soros, and Ray Dalio. Active congressional traders include Michael McCaul.
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