American Tower (AMT)Director bought ~$994K

~$994K

Approx. value · 5,554 sh @ $178.99

5,689

Holds after · shares reported

Traded

Oct 31, 2025

Filed

Nov 4, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Mar 15, 2023CongressDisclosed purchase of AMT — reported range $1,001 - $15,000
2. Sep 16, 2025Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations
3. Sep 16, 2025Company filing · Form 8-K · Executive change, Other newsChanged a top executive or board member, and reported other company news“On September 16, 2025, Olivier Puech communicated his intention to retire from his role as American Tower Corporation's (the “Company”) Executive Vice President and President, International, effective January 2, 2026.”
4. Oct 28, 2025Company filing · Form 8-K · ResultsReported its results
5. Oct 31, 2025 · this disclosureInsider · Largest insider buy since 2006Director purchased ~$994K of AMT shares in the open market

What came next

1. Nov 5, 2025Company filing · Form 8-K · Executive changeChanged a top executive or board member“On November 5, 2025, Robert J. Meyer communicated his intention to retire from his role as Senior Vice President and Chief Accounting Officer of American Tower Corporation (the “Company”).”
2. Dec 5, 2025Company filing · Form 8-K · Material agreement, New debtSigned an important agreement, and took on new debt or obligations
3. Jan 26, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On January 26, 2026, American Tower Corporation (the “Company”) appointed Paul Blanchett as its Senior Vice President and Chief Accounting Officer (Principal Accounting Officer), effective April 27, 2026 (the “Start Date”).”
4. Feb 17, 2026Insider · 1 personInsiders: 4 sales (~$6.6M)
5. Feb 24, 2026Company filing · Form 8-K · ResultsReported its results
6. Feb 25, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On February 25, 2026, the Compensation and Human Capital Committee (the “Compensation Committee”) of the Board of Directors of American Tower Corporation (the “Company”) considered the compensation arrangements with the Company’s executive officers.”

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for American Tower

For American Tower, OQRO holds 4 insider filings (SEC Form 4 or Form 144), 1 Congress trade report and 42 fund holdings reports (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its AMT page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at American Tower

• SEC Form 4Aug 25, 2026
• SEC Form 13F-HRAug 18, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026
• SEC Form 13F-HRAug 14, 2026

Everything OQRO holds on this company is on its AMT page.