AMT insider trading

NYSE Real Estate

AMERICAN TOWER CORP /MA/ — scored insider trade history from SEC Form 4 filings, parsed and contextualised by FilingIQ.

Total Form 4 trades
1,074
Last 90 days
58
Buys / sells
1% / 36%
Market cap
$89.63B

About AMERICAN TOWER CORP /MA/

American Tower, one of the largest global REITs, is a leading independent owner, operator and developer of multitenant communications real estate with a portfolio of over 149,000 communications sites and a highly interconnected footprint of U.S. data center facilities.

Company website: www.americantower.com

AMT insider activity at a glance

FilingIQ has scored 1,074 insider transactions for AMT since Mar 12, 2015. The most recent filing in our index is dated Apr 29, 2026.

Across the full history, 6 open-market purchases and 389 open-market sales were filed under transaction codes P and S respectively. Compensatory share awards (code A) and option exercises (code M) are tracked separately and not counted here.

The average FilingIQ composite score on AMT insider trades is 62.0/100, produced by FilingIQ's multi-factor Form 4 model. Model framework documented at methodology.

Latest AMT Form 4 filings

Most recent disclosures. Sign up to filter by score, transaction code, or insider role.

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Frequently asked

How many insider trades does FilingIQ track for AMT?
FilingIQ tracks 1,074 Form 4 insider transactions for AMT (AMERICAN TOWER CORP /MA/), covering filings from Mar 12, 2015 onwards. 58 of those were filed in the last 90 days.
Are AMT insiders net buyers or net sellers?
Across the full Form 4 history for AMT, 6 transactions (1%) were open-market purchases and 389 (36%) were open-market sales. Compensatory awards and option exercises are filtered out of these counts.
Where does AMT insider data come from?
Every transaction shown on this page is sourced directly from SEC EDGAR Form 4 filings. FilingIQ parses the raw XML, normalises insider identity across reporting variations, and scores each trade on its multi-factor composite model.
What sector is AMT in?
AMERICAN TOWER CORP /MA/ (AMT) is classified in the Real Estate sector, specifically REIT - Specialty, with a current market capitalisation of $89.63B.

Methodology & sources

Every AMT insider transaction shown on FilingIQ is parsed directly from a public SEC Form 4 XML filing. Insider identity is normalised across reporting variants (CIK changes, name spellings, related-party indirect holdings). The FilingIQ composite score is documented in full on the team page and algo disclosure. Not investment advice; see disclaimer.