AMT
AMERICAN TOWER CORP /MA/D3815-min delayed · EOD close177.75 +2.79% upas of 2026-09-03mkt cap $82.4B
Real Estate Investment Trusts · SIC 6798 · CIK 0001053507
Who’s trading AMT
Corporate insiders on Form 4, House members under the STOCK Act, and the funds reporting a position in their 13F.
Corporate insiders
1 bought · 1 sold
$64K bought · $291K sold
Congress
0 buys · 2 sells
$0 bought · $16K sold, at range midpoints
Funds holding
2 filers
$230.2M reported
The counts above are free. Who they are, and what each of them traded, is part of Pro — see what it includes.
Form 4 insider trades are exact and filed within two business days. Congressional figures are range midpoints disclosed up to 45 days after the trade, and 13F positions are a quarter-end snapshot. All three are a record of what was disclosed, not a signal.