Last updated Jul 1, 2026
AMERICAN TOWER CORP /MA/ (AMT) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in AMT. Across our datasets, 3 superinvestors hold AMT, 7 members of Congress have traded it, and 2 insider buys are on record.
Notable holders include Viking Global, Stanley Druckenmiller, and Tom Gayner. Active congressional traders include Ro Khanna, Ritchie Torres, and Pete Sessions.
Key takeaways
Last updated Jul 1, 2026
AMERICAN TOWER CORP /MA/ (AMT) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in AMT. Across our datasets, 3 superinvestors hold AMT, 7 members of Congress have traded it, and 2 insider buys are on record.
Notable holders include Viking Global, Stanley Druckenmiller, and Tom Gayner. Active congressional traders include Ro Khanna, Ritchie Torres, and Pete Sessions.
Key takeaways