| Ticker |
Owner |
Relationship |
Date |
Transaction |
Cost  |
#Shares |
Value ($) |
#Shares Total |
SEC Form 4 |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Nov 02 '22 | Option Exercise | 76.90 | 35,000 | 2,691,500 | 192,685 | Nov 04 04:14 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Nov 02 '22 | Sale | 207.20 | 35,000 | 7,252,131 | 157,685 | Nov 04 04:14 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Oct 09 '19 | Sale | 226.54 | 31,669 | 7,174,355 | 145,674 | Oct 11 04:06 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Oct 04 '19 | Option Exercise | 76.90 | 34,949 | 2,687,578 | 212,292 | Oct 08 04:22 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Oct 04 '19 | Sale | 226.00 | 34,949 | 7,898,474 | 177,343 | Oct 08 04:22 PM |
|
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Oct 01 '19 | Option Exercise | 56.85 | 63,686 | 3,620,650 | 241,029 | Oct 03 04:36 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Oct 01 '19 | Sale | 221.06 | 63,686 | 14,078,728 | 177,343 | Oct 03 04:36 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Dec 07 '18 | Option Exercise | 62.00 | 10,463 | 648,706 | 157,510 | Dec 11 05:05 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Dec 07 '18 | Sale | 167.04 | 10,463 | 1,747,733 | 147,047 | Dec 11 05:05 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Nov 07 '18 | Option Exercise | 62.00 | 11,000 | 682,000 | 158,021 | Nov 09 04:38 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Nov 07 '18 | Sale | 156.82 | 11,000 | 1,725,022 | 147,021 | Nov 09 04:38 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Sep 07 '18 | Option Exercise | 62.00 | 13,000 | 806,000 | 160,021 | Sep 11 04:45 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Sep 07 '18 | Sale | 146.78 | 13,000 | 1,908,117 | 147,021 | Sep 11 04:45 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Aug 07 '18 | Option Exercise | 50.78 | 15,000 | 761,700 | 162,021 | Aug 09 04:20 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Aug 07 '18 | Sale | 149.53 | 15,000 | 2,243,001 | 147,021 | Aug 09 04:20 PM |
|
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | May 10 '18 | Option Exercise | 50.78 | 14,223 | 722,244 | 161,218 | May 14 04:33 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | May 10 '18 | Sale | 140.00 | 14,223 | 1,991,220 | 146,995 | May 14 04:33 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Sep 29 '17 | Option Exercise | 43.11 | 10,000 | 431,100 | 151,928 | Oct 03 04:19 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Sep 29 '17 | Sale | 136.00 | 10,000 | 1,360,000 | 141,928 | Oct 03 04:19 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Sep 22 '17 | Option Exercise | 43.11 | 10,000 | 431,100 | 151,928 | Sep 26 04:19 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Sep 22 '17 | Sale | 137.95 | 10,000 | 1,379,539 | 141,928 | Sep 26 04:19 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Mar 29 '17 | Option Exercise | 43.11 | 15,000 | 646,650 | 156,893 | Mar 31 05:05 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Mar 29 '17 | Sale | 120.78 | 15,000 | 1,811,700 | 141,893 | Mar 31 05:05 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Mar 23 '17 | Option Exercise | 43.11 | 15,000 | 646,650 | 156,893 | Mar 24 04:27 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Mar 23 '17 | Sale | 119.23 | 15,000 | 1,788,450 | 141,893 | Mar 24 04:27 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Jul 14 '16 | Option Exercise | 35.37 | 21,087 | 745,860 | 140,749 | Jul 15 04:40 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Jul 14 '16 | Sale | 116.71 | 21,087 | 2,461,064 | 129,662 | Jul 15 04:40 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Jun 30 '16 | Option Exercise | 28.39 | 20,000 | 567,800 | 154,962 | Jul 05 04:46 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Jun 30 '16 | Sale | 113.50 | 20,000 | 2,270,000 | 134,962 | Jul 05 04:46 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Jun 16 '16 | Option Exercise | 42.95 | 9,312 | 399,950 | 134,962 | Jun 20 06:34 PM |
|
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Jun 10 '16 | Option Exercise | 33.25 | 41,875 | 1,392,488 | 147,525 | Jun 14 04:37 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofr, GC & Sec | Jun 10 '16 | Sale | 108.90 | 41,875 | 4,560,295 | 125,650 | Jun 14 04:37 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Apr 01 '14 | Option Exercise | 42.95 | 50,000 | 2,147,500 | 116,040 | Apr 02 05:19 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Apr 01 '14 | Sale | 81.24 | 50,000 | 4,062,070 | 66,040 | Apr 02 05:19 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 12 '14 | Option Exercise | 0.00 | 4,839 | 0 | 68,259 | Mar 13 06:32 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 10 '14 | Option Exercise | 0.00 | 10,142 | 0 | 63,392 | Mar 12 05:28 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 11 '14 | Option Exercise | 0.00 | 4,389 | 0 | 65,459 | Mar 12 05:28 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Jan 15 '14 | Option Exercise | 42.95 | 25,000 | 1,073,750 | 80,711 | Jan 16 05:15 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Jan 15 '14 | Sale | 83.23 | 25,000 | 2,080,750 | 55,711 | Jan 16 05:15 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Oct 30 '13 | Option Exercise | 42.95 | 25,000 | 1,073,750 | 80,671 | Oct 31 05:21 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Oct 30 '13 | Sale | 80.99 | 25,000 | 2,024,750 | 55,671 | Oct 31 05:21 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Apr 02 '13 | Option Exercise | 42.95 | 90,688 | 3,895,050 | 146,318 | Apr 03 07:23 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Apr 02 '13 | Sale | 77.88 | 90,688 | 7,062,781 | 55,630 | Apr 03 07:23 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 12 '13 | Option Exercise | 0.00 | 4,839 | 0 | 57,884 | Mar 14 05:47 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 10 '13 | Option Exercise | 0.00 | 18,005 | 0 | 55,369 | Mar 12 09:00 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 17 '12 | Option Exercise | 0.00 | 6,250 | 0 | 45,158 | Mar 20 05:03 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 10 '12 | Option Exercise | 0.00 | 18,007 | 0 | 40,964 | Mar 13 05:18 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofc, GC & Sec | Dec 29 '11 | Option Exercise | 37.70 | 21,875 | 824,688 | 49,340 | Dec 29 05:11 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Ofc, GC & Sec | Dec 29 '11 | Sale | 60.52 | 21,875 | 1,323,875 | 27,465 | Dec 29 05:11 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Nov 07 '11 | Option Exercise | 28.39 | 25,543 | 725,166 | 52,963 | Nov 09 05:17 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Nov 07 '11 | Sale | 58.40 | 25,543 | 1,491,711 | 27,420 | Nov 09 05:17 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 17 '11 | Option Exercise | 0.00 | 6,250 | 0 | 29,883 | Mar 21 05:10 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 10 '11 | Option Exercise | 0.00 | 13,084 | 0 | 25,275 | Mar 14 06:21 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Dec 30 '10 | Option Exercise | 34.27 | 69,294 | 2,374,569 | 83,982 | Jan 04 05:08 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Dec 30 '10 | Sale | 51.30 | 69,294 | 3,554,782 | 14,688 | Jan 04 05:08 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 17 '10 | Option Exercise | 0.00 | 6,250 | 0 | 16,460 | Mar 19 04:45 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 10 '10 | Option Exercise | 0.00 | 7,864 | 0 | 12,684 | Mar 12 05:14 PM |
| AMT | DiSanto Edmund | EVP, Chief Admin Officer & GC | Mar 17 '09 | Option Exercise | 0.00 | 6,250 | 0 | 6,457 | Mar 19 05:16 PM |
