Ruth T. Dowling, EVP, Chief Administrative Officer, General Counsel, and Secretary of American Tower Corp. ($AMT), sold shares on the open market twice in the last year, totaling about $251,000. Her most recent sale occurred on March 4, 2026. These sales rank her 7,956th among 11,678 individual insiders by value, well below the average of $8.6 million across 6.4 transactions per insider. She made no open market purchases in this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 11, 2026 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | Common Stock | 863 | $182.85 | 30,433.0000 | 479,295,000 | 2.76% | 0.00% |
| March 10, 2026 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | Common Stock | 6629 | $186.12 | 31,296.0000 | 479,295,000 | 17.48% | 0.00% |
| March 10, 2026 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | A | Common Stock | 6878 | $0.00 | 37,925.0000 | 479,295,000 | 22.15% | 0.00% |
| March 4, 2026 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | S | Common Stock | 682 | $188.51 | 31,047.0000 | 479,295,000 | 2.15% | 0.00% |
| Feb. 27, 2026 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | S | Common Stock | 656 | $186.16 | 31,729.0000 | 479,295,000 | 2.03% | 0.00% |
| Feb. 25, 2026 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | A | Common Stock | 11083 | $0.00 | 32,385.0000 | 479,295,000 | 52.03% | 0.00% |
| Oct. 1, 2025 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | Common Stock | 55 | $193.32 | 21,262.0000 | 479,295,000 | 0.26% | 0.00% |
| March 11, 2025 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | Common Stock | 905 | $209.78 | 21,282.0000 | 478,388,000 | 4.08% | 0.00% |
| March 10, 2025 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | Common Stock | 1411 | $213.07 | 22,187.0000 | 478,388,000 | 5.98% | 0.00% |
| March 10, 2025 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | A | Common Stock | 6008 | $0.00 | 23,598.0000 | 478,388,000 | 34.16% | 0.00% |
| Oct. 1, 2024 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | Common Stock | 59 | $232.07 | 17,553.0000 | 478,280,000 | 0.33% | 0.00% |
| Oct. 1, 2023 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | Common Stock | 54 | $164.45 | 13,572.0000 | 476,623,000 | 0.40% | 0.00% |
| March 11, 2024 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | A | Common Stock | 5805 | $0.00 | 17,573.0000 | 477,300,000 | 49.33% | 0.00% |
| March 10, 2024 | AMERICAN TOWER CORP /MA/ | $AMT | Dowling Ruth T | EVP, Chief Admin Ofr, GC & Sec | F | Common Stock | 1839 | $207.31 | 11,768.0000 | 477,300,000 | 13.52% | 0.00% |