List of insiders holdings for AMERICAN TOWER CORP:
- Shares directly owned by the insider.
- Shares indirectly owned by the insider.
- Total shares owned by the insider (sum of shares directly and indirectly owned).
- Total market value if available.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>
| # | Insider Holder Name | Report Date Time | Shares Owned Directly Indirectly | Total Shares Owned | Filing |
| 1 | DODGE STEVEN B Director | 2004-02-17 18:21:10 | 1,181,935 59,822 | 1,241,757 | Form 5 |
| 2 | CHAVKIN ARNOLD L Former Director Director | 2004-01-27 16:06:39 | 120,539 1,101,425 | 1,221,964 | Form 4 |
| 3 | TAICLET JAMES D JR Former Chair, President & CEO | 2020-06-16 16:17:24 | 331,331 126,597 | 457,928 | Form 4 |
| 4 | Sharma Amit Former Officer | 2021-07-06 16:14:07 | 363,750 0 | 363,750 | Form 4 |
| 5 | GEARON J MICHAEL JR Pres., American Tower Int'l. | 2007-01-03 08:58:41 | 300,000 0 | 300,000 | Form 4 |
| 6 | Bartlett Thomas A Former Officer | 2024-05-03 16:13:05 | 269,557 17,121 | 286,678 | Form 4 |
| 7 | DiSanto Edmund Former Officer | 2023-07-03 16:03:59 | 161,687 44,973 | 206,660 | Form 4 |
| 8 | MOSKOWITZ STEVEN J President, U.S. Operations | 2008-12-01 17:48:48 | 145,816 0 | 145,816 | Form 4 |
| 9 | SINGER BRADLEY E CFO and Treasurer | 2008-05-15 17:21:30 | 110,000 0 | 110,000 | Form 4 |
| 10 | Vondran Steven O President and CEO | 2026-03-12 16:38:04 | 108,902 0 | 108,902 | Form 4 |
| 11 | Marshall Steven C. Former Officer | 2018-11-01 16:15:27 | 104,835 0 | 104,835 | Form 4 |
| 12 | ALLEN TIMOTHY Sr. VP, Finance and Controller | 2005-04-05 17:04:35 | 100,000 0 | 100,000 | Form 4 |
| 13 | Smith Rodney M EVP, CFO & Treasurer | 2026-03-12 16:42:50 | 92,542 0 | 92,542 | Form 4 |
| 14 | REED JOANN A Former Director Director | 2025-05-16 15:04:27 | 62,940 0 | 62,940 | Form 4 |
| 15 | HESS WILLIAM H Former Officer | 2019-07-02 16:21:46 | 60,793 178 | 60,971 | Form 4 |
| 16 | BUA JEAN A EVP, Finance and Treasurer | 2010-08-20 17:05:48 | 40,383 0 | 40,383 | Form 4 |
| 17 | Puech Olivier Former Officer | 2026-01-06 16:25:18 | 38,144 0 | 38,144 | Form 4 |
| 18 | Noel Eugene M EVP & Chief Operating Officer | 2026-03-12 16:38:56 | 34,542 0 | 34,542 | Form 4 |
| 19 | Font Juan SVP, Pres. & CEO, CoreSite | 2026-11-03 16:07:46 | 27,810 0 | 27,810 | Form 4 |
| 20 | Dowling Ruth T EVP, Chief Admin Ofr, GC & Sec | 2026-10-30 16:46:50 | 26,133 0 | 26,133 | Form 4 |
| 21 | DYKES RONALD M Director | 2015-03-12 17:05:37 | 26,050 0 | 26,050 | Form 4 |
| 22 | Goel Sanjay Former Officer | 2025-04-02 16:16:42 | 25,408 0 | 25,408 | Form 4 |
| 23 | THOMPSON SAMME L Former Director Director | 2024-05-22 16:37:56 | 24,260 0 | 24,260 | Form 4 |
| 24 | Meyer Robert Joseph SVP & Advisor to the CFO | 2026-07-31 16:08:29 | 21,428 0 | 21,428 | Form 4 |
| 25 | REEVE PAMELA D A Director | 2026-06-01 16:28:34 | 21,089 0 | 21,089 | Form 4 |
| 26 | DOLAN RAYMOND P Former Director Director | 2024-05-22 16:36:09 | 19,634 0 | 19,634 | Form 4 |
| 27 | Rossi Richard C EVP & President, U.S. Tower | 2026-03-12 16:44:21 | 17,518 0 | 17,518 | Form 4 |
| 28 | Blanchett Paul SVP & Chief Accounting Officer | 2026-10-05 16:07:09 | 16,299 0 | 16,299 | Form 4 |
| 29 | MACNAB CRAIG Director | 2026-03-12 16:35:42 | 15,315 0 | 15,315 | Form 4 |
| 30 | Lara Gustavo Former Director Director | 2022-05-18 16:37:45 | 12,530 0 | 12,530 | Form 4 |
| 31 | WILDEROTTER MAGGIE Director | 2004-03-08 20:47:20 | 10,000 0 | 10,000 | Form 4 |
| 32 | ALBERT PAUL M JR Director | 2006-03-02 17:20:42 | 10,000 0 | 10,000 | Form 4 |
| 33 | LUMMIS FRED R Director | 2007-03-19 17:03:01 | 10,000 0 | 10,000 | Form 4 |
| 34 | HORMATS ROBERT D Former Director Director | 2026-05-20 16:09:32 | 9,597 0 | 9,597 | Form 4 |
| 35 | Lieblein Grace Director | 2026-03-12 16:17:30 | 9,141 0 | 9,141 | Form 4 |
| 36 | Douglas Dean Director | 2005-08-11 16:24:56 | 8,258 0 | 8,258 | Form 3 |
| 37 | Kalathur Rajesh Director | 2026-08-25 16:23:18 | 7,765 171 | 7,936 | Form 4 |
| 38 | Tanner Bruce L Director | 2026-03-12 16:19:48 | 6,940 0 | 6,940 | Form 4 |
| 39 | REILLY EUGENE F Director | 2026-03-12 16:28:39 | 6,898 0 | 6,898 | Form 4 |
| 40 | Frank Kenneth R Director | 2026-03-12 16:16:26 | 6,188 0 | 6,188 | Form 4 |
| 41 | Clarke Teresa Hillary Director | 2026-10-22 17:42:43 | 5,645 0 | 5,645 | Form 4 |
| 42 | Chambliss Kelly C Director | 2026-03-12 16:37:14 | 4,426 0 | 4,426 | Form 4 |
| 43 | Kearns Mark SVP Finance and Treasurer | 2011-06-03 17:46:39 | 4,333 0 | 4,333 | Form 4 |
| 44 | SHARBUTT DAVID E Former Director Director | 2023-05-24 16:40:53 | 2,858 0 | 2,858 | Form 4 |
| 45 | Ray Neville R Director | 2026-03-12 16:30:32 | 2,265 0 | 2,265 | Form 4 |
| 46 | CLARK STEPHEN H Former Director Director | 2005-09-21 17:24:12 | 0 0 | 0 | Form 4 |
| 47 | Ludgate Kristen M Director | 2026-09-23 16:12:58 | 0 0 | 0 | Form 3 |
| 48 | KATZ CAROLYN Former Director Director | 2017-05-31 16:23:43 | 0 0 | 0 | Form 4 |