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Includes notes from domestic 8-K and foreign private issuer 6-K disclosures.
American Tower (AMT) had 1 Form 144 pre-sale notice filed on 2026-07-28. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction. At least one filin…
American Tower (AMT) had 1 Form 144 pre-sale notice filed on 2026-07-29. Form 144 filings signal an insider's intent to sell securities under SEC Rule 144 — they do not confirm a completed transaction.
TL;DR: American Tower Corporation disclosed a leadership change on May 20, 2026, but the filing text available for analysis does not include the officer's name, role, or the nature of the transition. Until more complete …
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 7/29/2026 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | SELL | -1,106 | $175 | $193,506 |
| 7/29/2026 | Meyer Robert Joseph | SVP & Advisor to the CFO | SELL | -5,000 | $179 | $894,450 |
| 7/28/2026 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | SELL | -685 | $170 | $116,135 |
| 6/1/2026 | Meyer Robert Joseph | SVP & Advisor to the CFO | TAX_WITHHOLD | -153 | $188 | $28,692 |
| 5/28/2026 | REEVE PAMELA D A | — | GIFT | -810 | — | — |
| 4/29/2026 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | SELL | -416 | $178 | $73,857 |
| 4/28/2026 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | SELL | -556 | $178 | $99,235 |
| 3/11/2026 | Rossi Richard C | EVP & President, U.S. Tower | TAX_WITHHOLD | -684 | $183 | $125,069 |
| 3/11/2026 | Font Juan | SVP, Pres. & CEO, CoreSite | TAX_WITHHOLD | -928 | $183 | $169,685 |
| 3/11/2026 | Smith Rodney M | EVP, CFO & Treasurer | TAX_WITHHOLD | -1,295 | $183 | $236,791 |
| 3/11/2026 | Meyer Robert Joseph | SVP & Chief Accounting Officer | TAX_WITHHOLD | -684 | $183 | $125,069 |
| 3/11/2026 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | TAX_WITHHOLD | -863 | $183 | $157,800 |
| 3/11/2026 | Noel Eugene M | EVP & Chief Operating Officer | TAX_WITHHOLD | -719 | $183 | $131,469 |
| 3/11/2026 | Vondran Steven O | President and CEO | TAX_WITHHOLD | -2,158 | $183 | $394,590 |
| 3/10/2026 | Rossi Richard C | EVP & President, U.S. Tower | GRANT | 6,448 | — | — |
| 3/10/2026 | Rossi Richard C | EVP & President, U.S. Tower | TAX_WITHHOLD | -1,544 | $186 | $287,369 |
| 3/10/2026 | Font Juan | SVP, Pres. & CEO, CoreSite | GRANT | 8,060 | — | — |
| 3/10/2026 | Font Juan | SVP, Pres. & CEO, CoreSite | TAX_WITHHOLD | -1,834 | $186 | $341,344 |
| 3/10/2026 | Smith Rodney M | EVP, CFO & Treasurer | GRANT | 10,531 | — | — |
| 3/10/2026 | Smith Rodney M | EVP, CFO & Treasurer | TAX_WITHHOLD | -12,433 | $186 | $2,314,030 |
| Date | Insider | Title | Relationship | Shares | Filing |
|---|---|---|---|---|---|
| 4/30/2026 | — | — | — | — | SEC |