AMT: American Tower Corp insider trading, 5% holders and institutional ownership

From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.

Insider trading

0 open-market buys totaling - and 0 sales totaling - in the last 180 days.

Institutional ownership (Q2 2026)

1,763 institutions reported holding $67.89B of American Tower Corp on Form 13F (1,761 the quarter before). 156 opened a new position and 153 sold out. Shares held by institutions: +2%.

Largest holdersSharesValue
BlackRock, Inc.45,796,561$7.49B
VANGUARD CAPITAL MANAGEMENT LLC30,437,771$4.98B
VANGUARD PORTFOLIO MANAGEMENT LLC27,851,812$4.56B
STATE STREET CORP22,066,202$3.65B
GEODE CAPITAL MANAGEMENT, LLC13,838,970$2.26B
FMR LLC11,376,427$1.86B
MORGAN STANLEY9,610,971$1.57B
JPMORGAN CHASE & CO8,853,450$1.49B
LAZARD ASSET MANAGEMENT LLC8,403,123$1.37B
Invesco Ltd.7,068,996$1.16B

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