AMERICAN TOWER CORP /MA/ (AMT) insider buying and selling
In the last 90 days at AMERICAN TOWER CORP /MA/ (AMT), 1 insider made 1 open-market purchase worth $501K and there were no open-market sales, as reported on SEC Form 4. Over the last 12 months, 1 insider bought $501K of the stock, led by Rajesh Kalathur (Director), who bought $501K on Aug 21, 2026; 1 insider sold $173K, of which $173K was scheduled or tax-related.
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Trades by the same insider within a week are shown as one line.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Rajesh Kalathur Director | Open market purchase | 2,829 | $177.00 | $501K |
Scheduled and tax-related sales
Sales made under a pre-arranged 10b5-1 plan or to cover tax on vesting shares. They are listed separately because they are not a fresh decision to sell.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Ruth T Dowling EVP | 10b5-1 sale 2 trades | 972 | avg. $178.08 | $173K |
What the AMT insider trades really mean
The table above is the public summary. With an Insider Intel account you get the analysis behind it, for AMERICAN TOWER CORP /MA/ and every other stock we track:
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One score from six weighted factors, with the full breakdown behind it, so you can see whether the buying is a real signal.
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Questions about AMT insider trading
Who bought AMERICAN TOWER CORP /MA/ (AMT) stock recently?
Insiders who bought AMERICAN TOWER CORP /MA/ stock on the open market in the last 12 months: Rajesh Kalathur ($501K). The most recent purchase was reported on Aug 21, 2026.
Are insiders buying or selling AMT?
Over the last 12 months insiders were net buyers of AMT on discretionary trades: $501K bought against $0 sold (scheduled and tax-related sales excluded).
What is a sell-to-cover or 10b5-1 sale?
A 10b5-1 sale is scheduled in advance under a pre-arranged plan, and a sell-to-cover sale is made to pay tax on vesting shares. Neither is a fresh decision to sell, so they say less about an insider's view than a discretionary sale.
Where does this data come from?
Officers, directors and large shareholders report their trades to the SEC on Form 4. This page lists the open-market purchases and sales by individual insiders from those public filings; funds and other institutions are not shown.
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How to read this page
Officers, directors and large shareholders must report their trades in company shares to the SEC on Form 4. This page lists open-market purchases and sales by individual insiders: trades made on the stock exchange at the going price. Funds and other institutions are not shown here.
Information from SEC EDGAR Form 4 filings, shown for general information only. It is not financial advice and does not recommend buying or selling any security. Trades are shown by transaction date and may be reported up to two business days later.