American Tower Corporation
AMTLast close · Oct 16, 2026185.27+3.91 (+2.16%)
Market cap$86.3B
Between Mar 10, 2026 and Oct 1, 2026, American Tower (AMT) insiders filed 40 Form 4 transactions: 5 sales worth $1.4M in total and 2 open-market purchases worth $995,669.3; 4 of the sales were under 10b5-1 plans set in advance. The largest seller was Meyer Robert Joseph, $894,450. 33 other filings were grants, exercises or gifts, which say nothing about buying or selling.
40
2
5
4
Form 4 transactions
| Date | Insider | Title | Code | Plan | Shares | Price | Value |
|---|---|---|---|---|---|---|---|
| 2026-10-01 | Blanchett Paul | SVP & Chief Accounting Officer | A | 16,299 | 0.00 | $0 | |
| 2026-08-21 | Kalathur Rajesh | Director | P | 2,829 | 177.00 | $500,733 | |
| 2026-07-29 | Meyer Robert Joseph | SVP & Advisor to the CFO | S | 5,000 | 178.89 | $894,450 | |
| 2026-07-28 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | S | 10b5-1 | 685 | 169.54 | $116,134.9 |
| 2026-07-29 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | S | 10b5-1 | 1,106 | 174.96 | $193,505.8 |
| 2026-06-01 | Meyer Robert Joseph | SVP & Advisor to the CFO | F | 153 | 187.53 | $28,692.1 | |
| 2026-05-28 | REEVE PAMELA D A | Director | G | 810 | 0.00 | $0 | |
| 2026-04-28 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | S | 10b5-1 | 556 | 178.48 | $99,234.9 |
| 2026-04-29 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | S | 10b5-1 | 416 | 177.54 | $73,856.6 |
| 2026-03-10 | Rossi Richard C | EVP & President, U.S. Tower | A | 6,448 | 0.00 | $0 | |
| 2026-03-10 | Rossi Richard C | EVP & President, U.S. Tower | F | 1,544 | 186.12 | $287,369.3 | |
| 2026-03-11 | Rossi Richard C | EVP & President, U.S. Tower | F | 684 | 182.85 | $125,069.4 | |
| 2026-03-10 | Font Juan | SVP, Pres. & CEO, CoreSite | A | 8,060 | 0.00 | $0 | |
| 2026-03-10 | Font Juan | SVP, Pres. & CEO, CoreSite | F | 1,834 | 186.12 | $341,344.1 | |
| 2026-03-11 | Font Juan | SVP, Pres. & CEO, CoreSite | F | 928 | 182.85 | $169,684.8 | |
| 2026-03-10 | Smith Rodney M | EVP, CFO & Treasurer | A | 10,531 | 0.00 | $0 | |
| 2026-03-10 | Smith Rodney M | EVP, CFO & Treasurer | F | 12,433 | 186.12 | $2.3M | |
| 2026-03-11 | Smith Rodney M | EVP, CFO & Treasurer | F | 1,295 | 182.85 | $236,790.8 | |
| 2026-03-10 | Meyer Robert Joseph | SVP & Chief Accounting Officer | A | 4,030 | 0.00 | $0 | |
| 2026-03-10 | Meyer Robert Joseph | SVP & Chief Accounting Officer | F | 1,368 | 186.12 | $254,612.2 | |
| 2026-03-11 | Meyer Robert Joseph | SVP & Chief Accounting Officer | F | 684 | 182.85 | $125,069.4 | |
| 2026-03-10 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | A | 6,878 | 0.00 | $0 | |
| 2026-03-10 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | 6,629 | 186.12 | $1.2M | |
| 2026-03-11 | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | 863 | 182.85 | $157,799.6 | |
| 2026-03-10 | Noel Eugene M | EVP & Chief Operating Officer | A | 8,167 | 0.00 | $0 | |
| 2026-03-10 | Noel Eugene M | EVP & Chief Operating Officer | F | 2,498 | 186.12 | $464,927.8 | |
| 2026-03-11 | Noel Eugene M | EVP & Chief Operating Officer | F | 719 | 182.85 | $131,469.2 | |
| 2026-03-10 | Vondran Steven O | President and CEO | A | 20,955 | 0.00 | $0 | |
| 2026-03-10 | Vondran Steven O | President and CEO | F | 15,269 | 186.12 | $2.8M | |
| 2026-03-11 | Vondran Steven O | President and CEO | F | 2,158 | 182.85 | $394,590.3 | |
| 2026-03-10 | Chambliss Kelly C | Director | A | 1,209 | 0.00 | $0 | |
| 2026-03-10 | MACNAB CRAIG | Director | A | 1,209 | 0.00 | $0 | |
| 2026-03-10 | Kalathur Rajesh | Director | A | 1,209 | 0.00 | $0 | |
| 2026-03-10 | Kalathur Rajesh | Director | P | 2,671 | 185.30 | $494,936.3 | |
| 2026-03-10 | HORMATS ROBERT D | Director | A | 1,209 | 0.00 | $0 | |
| 2026-03-10 | Clarke Teresa Hillary | Director | A | 1,209 | 0.00 | $0 | |
| 2026-03-10 | REEVE PAMELA D A | Director | A | 1,209 | 0.00 | $0 | |
| 2026-03-10 | Ray Neville R | Director | A | 1,209 | 0.00 | $0 | |
| 2026-03-10 | REILLY EUGENE F | Director | A | 1,209 | 0.00 | $0 | |
| 2026-03-10 | Tanner Bruce L | Director | A | 1,209 | 0.00 | $0 |
Codes are the SEC's: P open-market purchase, S open-market sale; M exercise, F tax withholding, A grant and G gift are routine. A 10b5-1 flag means the trade ran under a plan adopted in advance. Method notes in where the numbers come from.