AMT · smart money activity
Who's buying American Tower Corp.?
Teresa Hillary Clarke (Director): bought $64K on the open market.
Smart money score19#273 of 393 stocks
Latest filingOct 22, 2026
Independent buyers1
Signal sourcesForm 4
Signals against0
AMT insider buying, 13F and 13D filings
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Teresa Hillary Clarke (Director): Bought $64K on the open market338 shares at ~$188.38, traded 2023-04-28 to 2026-10-20. Now holds 5.6K shares (stake up 6%).
Signals come from SEC filings: Form 4 (insiders, filed within 2 business days), 13F (fund holdings, up to 45 days after quarter end) and Schedule 13D (5%+ activist stakes). This page reports what the filings show; it is not investment advice.