AMERICAN TOWER CORP (AMT) Institutional Ownership and Insiders Activity
AMERICAN TOWER CORP (AMT) is widely held by institutional investors, with 1731 firms reporting positions valued at approximately $74.01B 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
1,731
Total Reported Value
$74.01B
Largest Holder
Blackrock, Inc.
Largest Position
$7.49B
Insider Transactions (90d)
4
Latest Filing Quarter
Q3 2026
New Institutional Positions
1
Funds Exiting Positions
1,685
Top Institutional Owners
View allAMT News
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Related AMT Institutional Insights:
- AMT 13F Institutional Holders
- AMT Top Institutional Shareholders
- AMT Institutional Ownership Changes
- Real Estate Sector Institutional Ownership
- Real Estate Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Real Estate Stocks By Institutional Investors
- Most Sold Real Estate Stocks By Institutional Investors
- AMT Insider Trading & SEC Form 4 Activity
- AMT Articles
- Top Institutional Investor Stock Rankings