AMT Insider Trading
Form 4 insider transactions for AMT over the last 6 months. Buys, sells and grants by directors and officers.
| Insider | Date | Type | Shares | Price |
|---|---|---|---|---|
| Kalathur Rajesh | Aug 21, 2026 | Buy | 2,829 | $177.00 |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Jul 29, 2026 | Sell | 1,106 | $174.96 |
| Meyer Robert JosephSVP & Advisor to the CFO | Jul 29, 2026 | Sell | 5,000 | $178.89 |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Jul 28, 2026 | Sell | 685 | $169.54 |
| Meyer Robert JosephSVP & Advisor to the CFO | Jun 1, 2026 | Tax withholding | 153 | $187.53 |
| REEVE PAMELA D A | May 28, 2026 | Gift | 810 | — |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Apr 29, 2026 | Sell | 416 | $177.54 |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Apr 28, 2026 | Sell | 556 | $178.48 |
| Vondran Steven OPresident and CEO | Mar 11, 2026 | Tax withholding | 2,158 | $182.85 |
| Noel Eugene MEVP & Chief Operating Officer | Mar 11, 2026 | Tax withholding | 719 | $182.85 |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Mar 11, 2026 | Tax withholding | 863 | $182.85 |
| Meyer Robert JosephSVP & Chief Accounting Officer | Mar 11, 2026 | Tax withholding | 684 | $182.85 |
| Smith Rodney MEVP, CFO & Treasurer | Mar 11, 2026 | Tax withholding | 1,295 | $182.85 |
| Font JuanSVP, Pres. & CEO, CoreSite | Mar 11, 2026 | Tax withholding | 928 | $182.85 |
| Rossi Richard CEVP & President, U.S. Tower | Mar 11, 2026 | Tax withholding | 684 | $182.85 |
| Frank Kenneth R | Mar 10, 2026 | Grant / award | 1,209 | — |
| Lieblein Grace | Mar 10, 2026 | Grant / award | 1,209 | — |
| Tanner Bruce L | Mar 10, 2026 | Grant / award | 1,209 | — |
| REILLY EUGENE F | Mar 10, 2026 | Grant / award | 1,209 | — |
| Ray Neville R | Mar 10, 2026 | Grant / award | 1,209 | — |
| REEVE PAMELA D A | Mar 10, 2026 | Grant / award | 1,209 | — |
| Clarke Teresa Hillary | Mar 10, 2026 | Grant / award | 1,209 | — |
| HORMATS ROBERT D | Mar 10, 2026 | Grant / award | 1,209 | — |
| Kalathur Rajesh | Mar 10, 2026 | Buy | 2,671 | $185.30 |
| Kalathur Rajesh | Mar 10, 2026 | Grant / award | 1,209 | — |
| MACNAB CRAIG | Mar 10, 2026 | Grant / award | 1,209 | — |
| Chambliss Kelly C | Mar 10, 2026 | Grant / award | 1,209 | — |
| Vondran Steven OPresident and CEO | Mar 10, 2026 | Tax withholding | 15,269 | $186.12 |
| Vondran Steven OPresident and CEO | Mar 10, 2026 | Grant / award | 20,955 | — |
| Noel Eugene MEVP & Chief Operating Officer | Mar 10, 2026 | Tax withholding | 2,498 | $186.12 |
| Noel Eugene MEVP & Chief Operating Officer | Mar 10, 2026 | Grant / award | 8,167 | — |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Mar 10, 2026 | Tax withholding | 6,629 | $186.12 |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Mar 10, 2026 | Grant / award | 6,878 | — |
| Meyer Robert JosephSVP & Chief Accounting Officer | Mar 10, 2026 | Tax withholding | 1,368 | $186.12 |
| Meyer Robert JosephSVP & Chief Accounting Officer | Mar 10, 2026 | Grant / award | 4,030 | — |
| Smith Rodney MEVP, CFO & Treasurer | Mar 10, 2026 | Tax withholding | 12,433 | $186.12 |
| Smith Rodney MEVP, CFO & Treasurer | Mar 10, 2026 | Grant / award | 10,531 | — |
| Font JuanSVP, Pres. & CEO, CoreSite | Mar 10, 2026 | Tax withholding | 1,834 | $186.12 |
| Font JuanSVP, Pres. & CEO, CoreSite | Mar 10, 2026 | Grant / award | 8,060 | — |
| Rossi Richard CEVP & President, U.S. Tower | Mar 10, 2026 | Tax withholding | 1,544 | $186.12 |
| Rossi Richard CEVP & President, U.S. Tower | Mar 10, 2026 | Grant / award | 6,448 | — |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Mar 4, 2026 | Sell | 682 | $188.51 |
| Vondran Steven OPresident and CEO | Mar 4, 2026 | Sell | 33,482 | $188.46 |
| Vondran Steven OPresident and CEO | Mar 4, 2026 | Option exercise | 33,482 | $94.71 |
| Noel Eugene MEVP & Chief Operating Officer | Mar 2, 2026 | Sell | 41,209 | $191.05 |
| Noel Eugene MEVP & Chief Operating Officer | Mar 2, 2026 | Option exercise | 41,209 | $94.71 |
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Source: SEC EDGAR Form 4 filings.