Stock chart
Ticker: AMT Exchange: NYS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Earnings
Earnings
 
Value bought

Past 90 days

 
Value sold

Past 90 days

 
Net insiders buying

Past 90 days

 
Trades (buy and sell)

Past 90 days

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2025-03-19 2025-03-17 S Sale

Goel Sanjay

EVP & President, Asia-Pacific

Officer
4,000 -13.6%
215.92
USD 863,680
4,000 -13.6% 215.92 USD 863,680
2025-02-28 2025-02-27 S Sale

Meyer Robert Joseph JR

SVP & Chief Accounting Officer

Officer
2,939 -10.1%
202.18
USD 594,207
2,939 -10.1% 202.18 USD 594,207
2025-02-28 2025-02-26 S Sale

Meyer Robert Joseph JR

SVP & Chief Accounting Officer

Officer
2,724 -8.5%
201.12
USD 547,851
2,724 -8.5% 201.12 USD 547,851
2025-02-28 2025-02-26 S Sale

REEVE PAMELA D A

Non-Executive Director
4,971 -20.2%
202.97
USD 1,008,964
4,971 -20.2% 202.97 USD 1,008,964
2025-02-18 2025-02-13 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
1,517 -2.4%
190.34
USD 288,746
1,517 -2.4% 190.34 USD 288,746
2025-02-18 2025-02-13 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
15,051 -19.0%
189.64
USD 2,854,272
15,051 -19.0% 189.64 USD 2,854,272
2025-01-17 2025-01-16 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
2,276 -3.5%
181.57
USD 413,253
2,276 -3.5% 181.57 USD 413,253
2025-01-17 2025-01-16 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
14,291 -18.0%
181.03
USD 2,587,100
14,291 -18.0% 181.03 USD 2,587,100
2024-09-17 2024-09-13 S Sale

Goel Sanjay

EVP & President, Asia-Pacific

Officer
5,000 -21.2%
238.00
USD 1,190,000
5,000 -21.2% 238.00 USD 1,190,000
2024-09-12 2024-09-10 PS Planned sale

Noel Eugene M

EVP & President, U.S. Tower

Officer
33,135 -55.3%
240.00
USD 7,952,400
33,135 -55.3% 240.00 USD 7,952,400
2024-09-05 2024-09-03 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
18,989 -45.5%
230.00
USD 4,367,470
18,989 -45.5% 230.00 USD 4,367,470
2024-08-28 2024-08-26 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
1,578 -3.6%
227.23
USD 358,569
1,578 -3.6% 227.23 USD 358,569
2024-08-28 2024-08-26 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
4,139 -8.7%
226.67
USD 938,187
4,139 -8.7% 226.67 USD 938,187
2024-08-28 2024-08-26 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
4,271 -8.3%
225.71
USD 964,007
4,271 -8.3% 225.71 USD 964,007
2024-08-06 2024-08-02 PS Planned sale

Vondran Steven O

President and CEO

Executive Director
21,537 -25.8%
230.00
USD 4,953,510
21,537 -25.8% 230.00 USD 4,953,510
2024-08-06 2024-08-02 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
396 -0.8%
235.30
USD 93,179
396 -0.8% 235.30 USD 93,179
2024-08-06 2024-08-02 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
2,485 -4.5%
234.21
USD 582,012
2,485 -4.5% 234.21 USD 582,012
2024-08-06 2024-08-02 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
3,848 -6.6%
233.35
USD 897,931
3,848 -6.6% 233.35 USD 897,931
2024-08-06 2024-08-02 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
3,097 -5.0%
232.40
USD 719,743
3,097 -5.0% 232.40 USD 719,743
2024-08-06 2024-08-02 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
30 -0.0%
230.00
USD 6,900
30 -0.0% 230.00 USD 6,900
2024-08-06 2024-08-02 PS Planned sale

Puech Olivier

EVP & President, LatAm & EMEA

Officer
149 -0.2%
229.11
USD 34,137
149 -0.2% 229.11 USD 34,137
2024-08-06 2024-08-02 PS Planned sale

Meyer Robert Joseph JR

SVP & Chief Accounting Officer

Officer
2,181 -6.4%
232.93
USD 508,020
2,181 -6.4% 232.93 USD 508,020
2024-08-06 2024-08-02 S Sale

Goel Sanjay

EVP & President, Asia-Pacific

Officer
4,792 -16.9%
235.39
USD 1,127,989
4,792 -16.9% 235.39 USD 1,127,989
2024-06-06 2024-06-04 S Sale

Goel Sanjay

EVP & President, Asia-Pacific

Officer
3,504 -11.0%
200.36
USD 702,061
3,504 -11.0% 200.36 USD 702,061
2024-05-07 2024-05-03 S Sale

HORMATS ROBERT D

Non-Executive Director
700 -8.7%
183.50
USD 128,450
700 -8.7% 183.50 USD 128,450
2024-03-19 2024-03-15 S Sale

Font Juan

SVP, Pres. & CEO, CoreSite

Officer
540 -2.7%
197.49
USD 106,645
540 -2.7% 197.49 USD 106,645
2024-03-08 2024-03-06 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
2,013 -3.1%
206.44
USD 415,564
2,013 -3.1% 206.44 USD 415,564
2024-03-08 2024-03-06 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
9,497 -12.8%
205.56
USD 1,952,203
9,497 -12.8% 205.56 USD 1,952,203
2024-03-06 2024-03-04 PS Planned sale

Vondran Steven O

President and CEO

Executive Director
650 -1.1%
201.80
USD 131,170
650 -1.1% 201.80 USD 131,170
2024-03-06 2024-03-04 PS Planned sale

Vondran Steven O

President and CEO

Executive Director
919 -1.5%
201.19
USD 184,894
919 -1.5% 201.19 USD 184,894
2024-03-06 2024-03-04 PS Planned sale

Vondran Steven O

President and CEO

Executive Director
1,696 -2.8%
199.48
USD 338,318
1,696 -2.8% 199.48 USD 338,318
2024-03-05 2024-03-01 PS Planned sale

THOMPSON SAMME L

Non-Executive Director
2,527 -9.8%
198.90
USD 502,620
2,527 -9.8% 198.90 USD 502,620
2024-03-05 2024-03-01 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
3,012 -4.6%
198.69
USD 598,454
3,012 -4.6% 198.69 USD 598,454
2024-03-05 2024-03-01 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
5,303 -7.4%
197.65
USD 1,048,138
5,303 -7.4% 197.65 USD 1,048,138
2024-03-05 2024-03-01 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
3,194 -4.3%
196.75
USD 628,420
3,194 -4.3% 196.75 USD 628,420
2024-03-01 2024-02-28 S Sale

REEVE PAMELA D A

Non-Executive Director
5,054 -21.4%
190.46
USD 962,585
5,054 -21.4% 190.46 USD 962,585
2024-02-28 2024-02-26 PS Planned sale

THOMPSON SAMME L

Non-Executive Director
1,327 -5.4%
190.78
USD 253,165
1,327 -5.4% 190.78 USD 253,165
2024-02-28 2024-02-26 PS Planned sale

THOMPSON SAMME L

Non-Executive Director
1,200 -4.7%
189.61
USD 227,532
1,200 -4.7% 189.61 USD 227,532
2023-11-13 2023-11-09 S Sale

REED JOANN A

Non-Executive Director
4,856 -7.4%
183.57
USD 891,416
4,856 -7.4% 183.57 USD 891,416
2023-10-18 2023-10-16 PS Planned sale

HORMATS ROBERT D

Non-Executive Director
150 -2.1%
166.39
USD 24,959
150 -2.1% 166.39 USD 24,959
2023-10-04 2023-10-02 PS Planned sale

HORMATS ROBERT D

Non-Executive Director
150 -2.1%
163.63
USD 24,545
150 -2.1% 163.63 USD 24,545
2023-08-21 2023-08-17 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
400 -0.8%
178.78
USD 71,512
400 -0.8% 178.78 USD 71,512
2023-08-21 2023-08-17 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
9,600 -15.8%
178.11
USD 1,709,856
9,600 -15.8% 178.11 USD 1,709,856
2023-08-17 2023-08-15 PS Planned sale

HORMATS ROBERT D

Non-Executive Director
125 -1.7%
185.34
USD 23,168
125 -1.7% 185.34 USD 23,168
2023-08-14 2023-08-10 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
2,727 -5.1%
187.17
USD 510,413
2,727 -5.1% 187.17 USD 510,413
2023-08-07 2023-08-03 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
650 -1.2%
189.62
USD 123,253
650 -1.2% 189.62 USD 123,253
2023-08-07 2023-08-03 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
2,291 -4.1%
188.94
USD 432,862
2,291 -4.1% 188.94 USD 432,862
2023-08-07 2023-08-03 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
583 -1.0%
188.00
USD 109,604
583 -1.0% 188.00 USD 109,604
2023-08-03 2023-08-01 PS Planned sale

HORMATS ROBERT D

Non-Executive Director
125 -1.7%
190.75
USD 23,844
125 -1.7% 190.75 USD 23,844
2023-03-01 2023-02-27 S Sale

DOLAN RAYMOND P

Non-Executive Director
4,971 -22.1%
195.00
USD 969,345
4,971 -22.1% 195.00 USD 969,345
2023-03-01 2023-02-27 S Sale

DOLAN RAYMOND P

Non-Executive Director
5,054 -22.4%
195.00
USD 985,530
5,054 -22.4% 195.00 USD 985,530
2023-02-08 2023-02-06 PS Planned sale

THOMPSON SAMME L

Non-Executive Director
1,739 -7.3%
218.59
USD 380,128
1,739 -7.3% 218.59 USD 380,128
2023-02-06 2023-02-02 B Purchase

Goel Sanjay

EVP & President, Asia-Pacific

Officer
5 +0.1%
232.56
USD 1,163
5 +0.1% 232.56 USD 1,163
2023-01-19 2023-01-17 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
1,574 -3.2%
233.92
USD 368,190
1,574 -3.2% 233.92 USD 368,190
2023-01-18 2023-01-17 PS Planned sale

DOLAN RAYMOND P

Non-Executive Director
1,619 -8.5%
233.92
USD 378,716
1,619 -8.5% 233.92 USD 378,716
2023-01-18 2023-01-13 PS Planned sale

DOLAN RAYMOND P

Non-Executive Director
1,620 -8.5%
229.25
USD 371,385
1,620 -8.5% 229.25 USD 371,385
2023-01-11 2023-01-09 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
2,035 -4.0%
220.85
USD 449,430
2,035 -4.0% 220.85 USD 449,430
2023-01-05 2023-01-03 PS Planned sale

THOMPSON SAMME L

Non-Executive Director
1,500 -6.4%
214.00
USD 321,000
1,500 -6.4% 214.00 USD 321,000
2022-12-16 2022-12-14 PS Planned sale

Smith Rodney M

EVP, CFO & Treasurer

Officer
1,482 -2.8%
222.72
USD 330,071
1,482 -2.8% 222.72 USD 330,071
2022-12-14 2022-12-12 S Sale

REEVE PAMELA D A

Non-Executive Director
3,239 -15.6%
213.34
USD 691,008
3,239 -15.6% 213.34 USD 691,008
2022-11-23 2022-11-21 PS Planned sale

Meyer Robert Joseph JR

SVP & Chief Accounting Officer

Officer
1,000 -3.7%
219.74
USD 219,740
1,000 -3.7% 219.74 USD 219,740
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
1,262 -0.8%
211.06
USD 266,358
1,262 -0.8% 211.06 USD 266,358
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
2,867 -1.8%
210.18
USD 602,586
2,867 -1.8% 210.18 USD 602,586
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
5,025 -3.0%
209.09
USD 1,050,677
5,025 -3.0% 209.09 USD 1,050,677
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
7,522 -4.3%
208.14
USD 1,565,629
7,522 -4.3% 208.14 USD 1,565,629
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
8,723 -4.8%
207.09
USD 1,806,446
8,723 -4.8% 207.09 USD 1,806,446
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
1,455 -0.8%
206.05
USD 299,803
1,455 -0.8% 206.05 USD 299,803
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
1,866 -1.0%
204.99
USD 382,511
1,866 -1.0% 204.99 USD 382,511
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
3,520 -1.9%
203.83
USD 717,482
3,520 -1.9% 203.83 USD 717,482
2022-11-04 2022-11-02 PS Planned sale

DiSanto Edmund

EVP, Chief Admin Ofr, GC & Sec

Officer
2,760 -1.4%
203.13
USD 560,639
2,760 -1.4% 203.13 USD 560,639
2022-11-01 2022-10-28 S Sale

REED JOANN A

Non-Executive Director
1,231 -2.2%
204.88
USD 252,207
1,231 -2.2% 204.88 USD 252,207
2023-02-06 2022-10-26 B Purchase

Goel Sanjay

EVP & President, Asia-Pacific

Officer
5 +0.1%
197.16
USD 986
5 +0.1% 197.16 USD 986
2022-09-06 2022-09-01 PS Planned sale

HORMATS ROBERT D

Non-Executive Director
150 -2.3%
252.94
USD 37,941
150 -2.3% 252.94 USD 37,941
2022-07-06 2022-07-01 PS Planned sale

HORMATS ROBERT D

Non-Executive Director
150 -2.2%
254.53
USD 38,180
150 -2.2% 254.53 USD 38,180
2022-06-17 2022-06-15 PS Planned sale

HORMATS ROBERT D

Non-Executive Director
200 -2.9%
235.40
USD 47,080
200 -2.9% 235.40 USD 47,080
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