Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of American Tower Corp /ma/ (AMT) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of American Tower Corp /ma/. (See page 1 of this report.) Table 2 shows the detailed insider transactions. This company's CIK number is 1053507.
Total stock buying since 2015: $5,359.
Total stock sales since 2015: $494,615,262.
Total stock option exercises since 2015: $178,995,164.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 26,258 | $5,026,237 | 21,538 | $2,036,848 |
| 2024 | 0 | $0 | 108,738 | $24,536,788 | 77,028 | $6,985,187 |
| 2023 | 5 | $1,162 | 36,535 | $7,010,243 | 35,028 | $2,956,500 |
| 2022 | 18 | $4,197 | 77,924 | $18,359,913 | 71,174 | $5,396,725 |
| 2021 | 0 | $0 | 76,160 | $19,315,843 | 144,836 | $9,897,117 |
| 2020 | 0 | $0 | 65,752 | $16,244,740 | 79,563 | $4,898,683 |
| 2019 | 0 | $0 | 611,729 | $123,651,823 | 529,425 | $35,350,409 |
| 2018 | 0 | $0 | 643,283 | $98,191,442 | 641,279 | $37,812,345 |
| 2017 | 0 | $0 | 561,175 | $70,629,998 | 582,391 | $25,729,541 |
| 2016 | 0 | $0 | 768,135 | $84,147,170 | 781,333 | $35,353,642 |
| 2015 | 0 | $0 | 288,094 | $27,501,065 | 288,094 | $12,578,167 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2019-08-15 | Hormats Robert D (Director) | Sale | 100 | 219.25 | 21,925 |
| 2019-08-08 | Sharbutt David E (Director) | Sale | 2,039 | 217.59 | 443,666 |
| 2019-08-08 | Sharbutt David E (Director) | Option Ex | 2,039 | 76.90 | 156,799 |
| 2019-08-01 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 57,438 | 211.26 | 12,134,581 |
| 2019-08-01 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 57,438 | 62.00 | 3,561,156 |
| 2019-07-15 | Hormats Robert D (Director) | Sale | 100 | 210.33 | 21,033 |
| 2019-07-01 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 57,438 | 202.90 | 11,653,883 |
| 2019-07-01 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 57,438 | 62.00 | 3,561,156 |
| 2019-06-28 | Puech Olivier (EVP & President, LatAm & EMEA) | Sale | 8,219 | 205.32 | 1,687,500 |
| 2019-06-28 | Puech Olivier (EVP & President, LatAm & EMEA) | Option Ex | 8,219 | 94.64 | 777,846 |
| 2019-06-10 | Puech Olivier (EVP & President, LatAm & EMEA) | Sale | 8,347 | 211.03 | 1,761,492 |
| 2019-06-10 | Puech Olivier (EVP & President, LatAm & EMEA) | Option Ex | 8,220 | 94.64 | 777,940 |
| 2019-06-03 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 57,439 | 208.17 | 11,957,076 |
| 2019-06-03 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 57,439 | 62.00 | 3,561,218 |
| 2019-05-16 | Sharbutt David E (Director) | Sale | 1,200 | 202.46 | 242,952 |
| 2019-05-16 | Sharbutt David E (Director) | Option Ex | 1,200 | 76.90 | 92,280 |
| 2019-05-15 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Sale | 19,317 | 198.62 | 3,836,800 |
| 2019-05-15 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Option Ex | 19,317 | 94.71 | 1,829,513 |
| 2019-05-15 | Hormats Robert D (Director) | Sale | 100 | 198.20 | 19,820 |
| 2019-05-14 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Sale | 24,851 | 197.79 | 4,915,279 |
| 2019-05-14 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Option Ex | 24,851 | 94.57 | 2,350,159 |
| 2019-05-08 | Sharbutt David E (Director) | Sale | 2,035 | 192.15 | 391,025 |
| 2019-05-06 | Hess William H (EVP & Chairman, LatAm & EMEA) | Sale | 12,768 | 192.78 | 2,461,478 |
| 2019-05-01 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 57,439 | 194.28 | 11,159,248 |
| 2019-05-01 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 57,439 | 62.00 | 3,561,218 |
| 2019-04-17 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 8,580 | 191.84 | 1,646,012 |
| 2019-04-16 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 11,863 | 195.19 | 2,315,479 |
| 2019-04-15 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 11,863 | 195.99 | 2,325,029 |
| 2019-04-15 | Hormats Robert D (Director) | Sale | 100 | 196.70 | 19,670 |
| 2019-04-04 | Sharma Amit (EVP, Asia) | Option Ex | 50,000 | 43.11 | 2,155,500 |
| 2019-04-01 | Sharma Amit (EVP, Asia) | Sale | 32,500 | 195.73 | 6,361,160 |
| 2019-03-15 | Puech Olivier (EVP & President, LatAm & EMEA) | Sale | 1,169 | 188.18 | 219,982 |
| 2019-03-13 | Puech Olivier (EVP & President, LatAm & EMEA) | Sale | 3,516 | 186.82 | 656,876 |
| 2019-03-13 | Hess William H (EVP & Chairman, LatAm & EMEA) | Sale | 20,000 | 186.97 | 3,739,400 |
| 2019-03-01 | Reed Joann A (Director) | Sale | 1,538 | 175.61 | 270,088 |
| 2019-03-01 | Reed Joann A (Director) | Option Ex | 11,319 | 35.75 | 404,654 |
| 2019-03-01 | Thompson Samme L (Director) | Sale | 1,652 | 175.73 | 290,301 |
| 2019-03-01 | Thompson Samme L (Director) | Option Ex | 1,652 | 28.39 | 46,900 |
| 2019-03-01 | Sharbutt David E (Director) | Sale | 1,009 | 174.49 | 176,060 |
| 2019-02-01 | Lara Gustavo (Director) | Sale | 3,050 | 172.84 | 527,146 |
| 2019-01-23 | Dolan Raymond P (Director) | Sale | 3,590 | 165.00 | 592,350 |
| 2019-01-23 | Dolan Raymond P (Director) | Option Ex | 3,590 | 62.00 | 222,580 |
| 2019-01-22 | Dolan Raymond P (Director) | Sale | 3,653 | 164.67 | 601,539 |
| 2019-01-22 | Dolan Raymond P (Director) | Option Ex | 3,653 | 50.78 | 185,499 |
| 2019-01-18 | Bartlett Thomas A (EVP and CFO) | Sale | 51,203 | 165.00 | 8,448,495 |
| 2019-01-18 | Bartlett Thomas A (EVP and CFO) | Option Ex | 51,203 | 94.57 | 4,842,267 |
| 2019-01-18 | Lara Gustavo (Director) | Sale | 3,050 | 165.00 | 503,250 |
| 2019-01-02 | Thompson Samme L (Director) | Sale | 2,000 | 157.11 | 314,220 |
| 2019-01-02 | Thompson Samme L (Director) | Option Ex | 2,000 | 28.39 | 56,780 |
| 2018-12-07 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 10,463 | 167.33 | 1,750,742 |
| 2018-12-07 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 10,463 | 62.00 | 648,706 |
| 2018-12-06 | Bartlett Thomas A (EVP and CFO) | Sale | 20,000 | 165.00 | 3,300,000 |
| 2018-12-06 | Bartlett Thomas A (EVP and CFO) | Option Ex | 20,000 | 94.57 | 1,891,399 |
| 2018-11-28 | Puech Olivier (EVP & President, LatAm & EMEA) | Sale | 10,747 | 161.98 | 1,740,799 |
| 2018-11-28 | Puech Olivier (EVP & President, LatAm & EMEA) | Option Ex | 10,747 | 90.15 | 968,874 |
| 2018-11-19 | Puech Olivier (EVP & President, LatAm & EMEA) | Sale | 10,747 | 165.23 | 1,775,726 |
| 2018-11-19 | Puech Olivier (EVP & President, LatAm & EMEA) | Option Ex | 10,747 | 90.15 | 968,874 |
| 2018-11-19 | Bartlett Thomas A (EVP and CFO) | Sale | 93,338 | 165.00 | 15,400,770 |
| 2018-11-19 | Bartlett Thomas A (EVP and CFO) | Option Ex | 93,338 | 84.22 | 7,860,646 |
| 2018-11-14 | Sharbutt David E (Director) | Sale | 813 | 160.88 | 130,795 |
| 2018-11-07 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 11,000 | 156.97 | 1,726,670 |
| 2018-11-07 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 11,000 | 62.00 | 682,000 |
| 2018-11-07 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Sale | 23,585 | 157.15 | 3,706,264 |
| 2018-11-07 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Option Ex | 23,585 | 81.18 | 1,914,630 |
| 2018-11-07 | Sharbutt David E (Director) | Sale | 3,590 | 157.06 | 563,845 |
| 2018-11-07 | Sharbutt David E (Director) | Option Ex | 3,590 | 62.00 | 222,580 |
| 2018-11-06 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Sale | 21,374 | 155.75 | 3,328,893 |
| 2018-11-06 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Option Ex | 21,374 | 76.90 | 1,643,660 |
| 2018-10-30 | Marshall Steven C. (Former Officer) | Sale | 163,166 | 157.33 | 25,671,396 |
| 2018-10-30 | Marshall Steven C. (Former Officer) | Option Ex | 163,166 | 51.96 | 8,478,594 |
| 2018-09-07 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 13,000 | 147.16 | 1,913,015 |
| 2018-09-07 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 13,000 | 62.00 | 806,000 |
| 2018-08-06 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 43,808 | 150.79 | 6,605,808 |
| 2018-08-06 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 43,808 | 50.78 | 2,224,570 |
| 2018-08-03 | Sharbutt David E (Director) | Sale | 1,321 | 150.48 | 198,784 |
| 2018-07-09 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 43,843 | 143.55 | 6,293,531 |
| 2018-07-09 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 43,843 | 50.78 | 2,226,347 |
| 2018-06-11 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 43,843 | 139.10 | 6,098,780 |
| 2018-06-11 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 43,843 | 50.78 | 2,226,347 |
| 2018-05-29 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 43,843 | 135.81 | 5,954,098 |
| 2018-05-29 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 43,843 | 50.78 | 2,226,347 |
| 2018-05-10 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 14,223 | 140.00 | 1,991,220 |
| 2018-05-10 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 14,223 | 50.78 | 722,243 |
| 2018-04-20 | Sharma Amit (EVP, Asia) | Option Ex | 57,209 | 28.39 | 1,624,163 |
| 2018-04-16 | Sharma Amit (EVP, Asia) | Sale | 32,943 | 138.95 | 4,577,429 |
| 2018-03-20 | Thompson Samme L (Director) | Sale | 3,500 | 146.54 | 512,890 |
| 2018-03-20 | Thompson Samme L (Director) | Option Ex | 3,500 | 28.39 | 99,365 |
| 2018-03-14 | Reed Joann A (Director) | Sale | 845 | 146.83 | 124,071 |
| 2018-03-14 | Reed Joann A (Director) | Option Ex | 5,000 | 37.70 | 188,500 |
| 2018-03-12 | Hess William H (EVP, Int'l. Operations) | Sale | 28,291 | 145.28 | 4,110,116 |
| 2018-01-02 | Thompson Samme L (Director) | Sale | 5,000 | 143.16 | 715,800 |
| 2018-01-02 | Thompson Samme L (Director) | Option Ex | 5,000 | 37.70 | 188,500 |
| 2017-12-13 | Sharbutt David E (Director) | Sale | 1,584 | 144.44 | 228,792 |
| 2017-12-11 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 34,667 | 142.41 | 4,937,100 |
| 2017-12-11 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 34,667 | 43.11 | 1,494,494 |
| 2017-11-13 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 34,000 | 151.21 | 5,141,038 |
| 2017-11-13 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 34,000 | 43.11 | 1,465,740 |
| 2017-10-16 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 34,000 | 139.60 | 4,746,570 |
| 2017-10-16 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 34,000 | 43.11 | 1,465,740 |
| 2017-09-29 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 10,000 | 136.00 | 1,360,000 |
| 2017-09-29 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 10,000 | 43.11 | 431,100 |
| 2017-09-22 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 10,000 | 138.28 | 1,382,850 |
| 2017-09-22 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 10,000 | 43.11 | 431,100 |
| 2017-09-11 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 34,000 | 145.94 | 4,962,130 |
| 2017-09-11 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 34,000 | 43.11 | 1,465,740 |
| 2017-08-24 | Sharma Amit (EVP, Asia) | Option Ex | 32,500 | 37.70 | 1,225,250 |
| 2017-08-24 | Reeve Pamela D A (Director) | Sale | 5,000 | 143.49 | 717,450 |
| 2017-08-24 | Reeve Pamela D A (Director) | Option Ex | 5,000 | 37.70 | 188,500 |
| 2017-08-18 | Sharma Amit (EVP, Asia) | Sale | 20,747 | 139.77 | 2,899,808 |
| 2017-06-27 | Marshall Steven C. (EVP & President, U.S. Tower) | Sale | 20,548 | 134.92 | 2,772,336 |
| 2017-06-27 | Marshall Steven C. (EVP & President, U.S. Tower) | Option Ex | 17,162 | 28.39 | 487,229 |
| 2017-05-18 | Sharbutt David E (Director) | Sale | 3,653 | 128.61 | 469,812 |
| 2017-05-18 | Sharbutt David E (Director) | Option Ex | 3,653 | 50.78 | 185,499 |
| 2017-05-05 | Sharbutt David E (Director) | Sale | 4,167 | 127.77 | 532,417 |
| 2017-05-05 | Sharbutt David E (Director) | Option Ex | 4,167 | 43.11 | 179,639 |
| 2017-05-03 | Reed Joann A (Director) | Sale | 7,400 | 126.87 | 938,838 |
| 2017-05-03 | Reed Joann A (Director) | Option Ex | 25,000 | 40.34 | 1,008,500 |
| 2017-05-01 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Sale | 18,963 | 126.59 | 2,400,526 |
| 2017-05-01 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Option Ex | 15,796 | 62.00 | 979,352 |
| 2017-04-28 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Sale | 21,690 | 125.78 | 2,728,168 |
| 2017-04-28 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Option Ex | 21,690 | 46.95 | 1,018,237 |
| 2017-04-03 | Hess William H (EVP, Int'l. Operations) | Sale | 90,489 | 121.22 | 10,968,624 |
| 2017-04-03 | Hess William H (EVP, Int'l. Operations) | Option Ex | 90,489 | 69.45 | 6,284,461 |
| 2017-03-29 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 15,000 | 120.78 | 1,811,700 |
| 2017-03-29 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 15,000 | 43.11 | 646,650 |
| 2017-03-23 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 15,000 | 119.23 | 1,788,450 |
| 2017-03-23 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 15,000 | 43.11 | 646,650 |
| 2017-03-15 | Lara Gustavo (Director) | Sale | 20,507 | 116.00 | 2,378,812 |
| 2017-03-15 | Lara Gustavo (Director) | Option Ex | 20,507 | 73.09 | 1,498,774 |
| 2017-03-07 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 69,760 | 114.89 | 8,014,377 |
| 2017-03-07 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 69,760 | 28.39 | 1,980,486 |
| 2017-03-02 | Thompson Samme L (Director) | Sale | 10,000 | 113.76 | 1,137,600 |
| 2017-03-02 | Thompson Samme L (Director) | Option Ex | 10,000 | 37.52 | 375,200 |
| 2017-02-07 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 40,000 | 103.33 | 4,133,200 |
| 2017-02-07 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 40,000 | 28.39 | 1,135,600 |
| 2017-01-10 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 40,000 | 104.48 | 4,179,400 |
| 2017-01-10 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 40,000 | 28.39 | 1,135,600 |
| 2016-12-12 | Sharma Amit (EVP, Asia) | Sale | 88,904 | 104.00 | 9,246,016 |
| 2016-12-12 | Sharma Amit (EVP, Asia) | Option Ex | 88,904 | 44.92 | 3,993,567 |
| 2016-12-05 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 40,000 | 102.06 | 4,082,600 |
| 2016-12-05 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 40,000 | 28.39 | 1,135,600 |
| 2016-11-18 | Macnab Craig (Director) | Option Ex | 2,000 | 94.57 | 189,140 |
| 2016-10-24 | Thompson Samme L (Director) | Sale | 2,202 | 116.13 | 255,718 |
| 2016-10-17 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 40,625 | 113.45 | 4,608,906 |
| 2016-10-17 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 40,625 | 37.70 | 1,531,562 |
| 2016-09-19 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 40,625 | 108.80 | 4,420,000 |
| 2016-09-19 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 40,625 | 37.70 | 1,531,562 |
| 2016-09-06 | Katz Carolyn (Director) | Sale | 5,000 | 116.28 | 581,400 |
| 2016-09-06 | Thompson Samme L (Director) | Sale | 1,430 | 116.00 | 165,880 |
| 2016-08-17 | Reeve Pamela D A (Director) | Sale | 10,000 | 113.38 | 1,133,800 |
| 2016-08-17 | Reeve Pamela D A (Director) | Option Ex | 10,000 | 37.52 | 375,200 |
| 2016-08-15 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 40,625 | 116.65 | 4,738,906 |
| 2016-08-15 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 40,625 | 37.70 | 1,531,562 |
| 2016-08-08 | Katz Carolyn (Director) | Sale | 10,000 | 116.25 | 1,162,500 |
| 2016-07-18 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 40,625 | 117.00 | 4,753,125 |
| 2016-07-18 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 40,625 | 37.70 | 1,531,562 |
| 2016-07-14 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 21,087 | 116.71 | 2,461,063 |
| 2016-07-14 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 21,087 | 35.75 | 753,860 |
| 2016-07-12 | Marshall Steven C. (EVP & President, U.S. Tower) | Sale | 50,000 | 115.50 | 5,775,000 |
| 2016-07-12 | Marshall Steven C. (EVP & President, U.S. Tower) | Option Ex | 50,000 | 44.92 | 2,246,000 |
| 2016-07-11 | Marshall Steven C. (EVP & President, U.S. Tower) | Sale | 50,000 | 113.84 | 5,692,000 |
| 2016-07-11 | Marshall Steven C. (EVP & President, U.S. Tower) | Option Ex | 50,000 | 44.92 | 2,246,000 |
| 2016-07-08 | Marshall Steven C. (EVP & President, U.S. Tower) | Sale | 50,000 | 112.81 | 5,640,500 |
| 2016-07-08 | Marshall Steven C. (EVP & President, U.S. Tower) | Option Ex | 50,000 | 44.92 | 2,246,000 |
| 2016-07-06 | Katz Carolyn (Director) | Option Ex | 10,000 | 37.52 | 375,200 |
| 2016-06-30 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 20,000 | 113.50 | 2,270,000 |
| 2016-06-30 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 20,000 | 28.39 | 567,800 |
| 2016-06-16 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 18,624 | 42.95 | 799,900 |
| 2016-06-10 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Sale | 41,875 | 108.95 | 4,562,281 |
| 2016-06-10 | Disanto Edmund (EVP, Chief Admin Ofr, GC & Sec) | Option Ex | 41,875 | 33.05 | 1,383,759 |
| 2016-06-09 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Sale | 3,106 | 108.68 | 337,560 |
| 2016-06-07 | Dolan Raymond P (Director) | Sale | 11,319 | 108.00 | 1,222,452 |
| 2016-06-07 | Dolan Raymond P (Director) | Option Ex | 11,319 | 35.75 | 404,654 |
| 2016-06-07 | Sharbutt David E (Director) | Sale | 5,000 | 108.14 | 540,700 |
| 2016-06-07 | Sharbutt David E (Director) | Option Ex | 5,000 | 37.70 | 188,500 |
| 2016-06-02 | Dolan Raymond P (Director) | Sale | 5,000 | 106.00 | 530,000 |
| 2016-06-02 | Dolan Raymond P (Director) | Option Ex | 5,000 | 37.70 | 188,500 |
| 2016-06-01 | Katz Carolyn (Director) | Sale | 5,000 | 105.26 | 526,300 |
| 2016-05-23 | Sharbutt David E (Director) | Sale | 10,000 | 104.35 | 1,043,500 |
| 2016-05-23 | Sharbutt David E (Director) | Option Ex | 10,000 | 37.52 | 375,200 |
| 2016-05-16 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Sale | 15,601 | 106.50 | 1,661,506 |
| 2016-05-16 | Meyer Robert Joseph Jr (SVP, Finance & Corp Controller) | Option Ex | 15,601 | 31.22 | 487,063 |
| 2016-05-02 | Bartlett Thomas A (EVP and CFO) | Sale | 92,769 | 105.28 | 9,767,184 |
| 2016-05-02 | Bartlett Thomas A (EVP and CFO) | Option Ex | 92,769 | 79.04 | 7,332,461 |
| 2016-04-15 | Bartlett Thomas A (EVP and CFO) | Sale | 54,842 | 105.23 | 5,771,023 |
| 2016-04-15 | Bartlett Thomas A (EVP and CFO) | Option Ex | 54,842 | 56.39 | 3,092,540 |
| 2016-03-11 | Sharbutt David E (Director) | Sale | 12,500 | 95.78 | 1,197,250 |
| 2016-03-11 | Sharbutt David E (Director) | Option Ex | 12,500 | 35.72 | 446,500 |
| 2015-12-15 | Reeve Pamela D A (Director) | Sale | 10,000 | 95.88 | 958,800 |
| 2015-12-15 | Reeve Pamela D A (Director) | Option Ex | 10,000 | 31.50 | 315,000 |
| 2015-11-16 | Hess William H (EVP, Int'l. Operations) | Sale | 10,759 | 96.92 | 1,042,708 |
| 2015-11-16 | Hess William H (EVP, Int'l. Operations) | Option Ex | 10,759 | 62.00 | 667,058 |
| 2015-11-16 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 46,335 | 96.95 | 4,492,178 |
| 2015-11-16 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 46,335 | 37.52 | 1,738,489 |
| 2015-10-15 | Hess William H (EVP, Int'l. Operations) | Sale | 10,000 | 93.87 | 938,700 |
| 2015-10-15 | Hess William H (EVP, Int'l. Operations) | Option Ex | 10,000 | 56.39 | 563,900 |
| 2015-10-12 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 47,000 | 94.88 | 4,459,360 |
| 2015-10-12 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 47,000 | 37.52 | 1,763,440 |
| 2015-09-16 | Hess William H (EVP, Int'l. Operations) | Sale | 10,000 | 90.00 | 900,000 |
| 2015-09-16 | Hess William H (EVP, Int'l. Operations) | Option Ex | 10,000 | 50.78 | 507,800 |
| 2015-09-16 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 47,000 | 90.00 | 4,230,000 |
| 2015-09-16 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 47,000 | 37.52 | 1,763,440 |
| 2015-08-17 | Hess William H (EVP, Int'l. Operations) | Sale | 10,000 | 101.22 | 1,012,250 |
| 2015-08-17 | Hess William H (EVP, Int'l. Operations) | Option Ex | 10,000 | 56.39 | 563,900 |
| 2015-08-17 | Taiclet James D Jr (Chairman, President and CEO) | Sale | 47,000 | 101.21 | 4,756,870 |
| 2015-08-17 | Taiclet James D Jr (Chairman, President and CEO) | Option Ex | 47,000 | 37.52 | 1,763,440 |
| 2015-07-15 | Hess William H (EVP, Int'l. Operations) | Sale | 10,000 | 95.80 | 958,000 |
| 2015-07-15 | Hess William H (EVP, Int'l. Operations) | Option Ex | 10,000 | 62.00 | 620,000 |
| 2015-06-15 | Hess William H (EVP, Int'l. Operations) | Sale | 10,000 | 92.32 | 923,199 |
| 2015-06-15 | Hess William H (EVP, Int'l. Operations) | Option Ex | 10,000 | 62.00 | 620,000 |
| 2015-05-28 | Hess William H (EVP, Int'l. Operations) | Sale | 30,000 | 94.30 | 2,829,000 |
| 2015-05-28 | Hess William H (EVP, Int'l. Operations) | Option Ex | 30,000 | 56.39 | 1,691,700 |
Insider trading activities including stock purchases, stock sales, and option exercises of AMT listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of American Tower Corp /ma/ (symbol AMT, CIK number 1053507) see the Securities and Exchange Commission (SEC) website.