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 |
|---|---|---|---|---|
| Font JuanSVP, Pres. & CEO, CoreSite | Oct 30, 2026 | Sell | 592 | $189.63 |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Oct 29, 2026 | Sell | 952 | $185.81 |
| Dowling Ruth TEVP, Chief Admin Ofr, GC & Sec | Oct 28, 2026 | Sell | 626 | $182.00 |
| Clarke Teresa Hillary | Oct 20, 2026 | Buy | 43 | $183.20 |
| Blanchett PaulSVP & Chief Accounting Officer | Oct 1, 2026 | Grant / award | 16,299 | — |
| 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 |
| Clarke Teresa Hillary | Jul 13, 2026 | Buy | 46 | $167.52 |
| Meyer Robert JosephSVP & Advisor to the CFO | Jun 1, 2026 | Tax withholding | 153 | $187.53 |
| REEVE PAMELA D A | May 28, 2026 | Gift | 810 | — |
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Source: SEC EDGAR Form 4 filings.