AMERICAN TOWER CORP (AMT) Institutional Ownership and Insiders Activity

AMERICAN TOWER CORP (AMT) is widely held by institutional investors, with 1723 firms reporting positions valued at approximately $73.97B based on SEC Form 13F filings for the quarter ended June 30, 2026.

Blackrock, Inc. is the largest disclosed holder, reporting approximately $7.49B in AMT holdings in its latest filing.

Recent insider activity includes 4 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.

Institutional Holders

1,723

Total Reported Value

$73.97B

Largest Holder

Blackrock, Inc.

Largest Position

$7.49B

Insider Transactions (90d)

4

Latest Filing Quarter

Q2 2026

New Institutional Positions

169

Funds Exiting Positions

208