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American Tower

AMT Net selling
CIK 0001053507 #36 in the set updated 17 Sep 2026
Bought (120 mo)
$2.00M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$458.30M
$10.97M on a plan · $370.62M straight out of an exercise
Sold at will
$76.71M
138 of 362 sales
Net
−$456.31M
−$74.72M against sales at will

By person

32 insiders · 376 transactions
19.2×

Steven O. Vondran holds 19.2 times base salary in stock. $19.28M of shares against $1.00M in salary for 2025.

Salary from the company's own proxy. The shares are what Steven O. Vondran last reported holding, valued at $177.00, the price Common Stock was last bought or sold at on the open market here, on 21 Aug 2026.

Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
TAICLET JAMES D JR
Former Chair, President & CEO
—
$127.18M (51) scheduled
−$127.18M
331,331
0.0711%
$58.65M
+90.5%
DiSanto Edmund
Former Officer
—
$52.36M (32) scheduled
−$52.36M
161,670
0.0347%
$28.62M
+96.4%
Sharma Amit
Former Officer
—
$45.55M (19)
−$45.55M
363,750
0.0781%
$64.38M
+250.9%
Smith Rodney M
EVP, CFO & Treasurer
—
$34.69M (29) scheduled
−$34.69M
92,542
0.0199%
$16.38M
+99.6%
Meyer Robert Joseph
SVP & Advisor to the CFO
—
$28.67M (25) scheduled
−$28.67M
21,428
0.0046%
$3.79M
−6.1%
Marshall Steven C.
Former Officer
—
$28.37M (4) scheduled
−$28.37M
104,835
0.0225%
$18.56M
+16.3%
Bartlett Thomas A
Former Officer
—
$27.15M (3) scheduled
−$27.15M
269,557
0.0578%
$47.71M
+319.5%
HESS WILLIAM H
Former Officer
—
$21.25M (6) scheduled
−$21.25M
60,793
0.0130%
$10.76M
−26.2%
Puech Olivier
Former Officer
—
$21.10M (65) scheduled
−$21.10M
38,023
0.0082%
$6.73M
+102.2%
Vondran Steven O
President and CEO
—
$18.28M (25) scheduled
−$18.28M
108,902
0.0234%
$19.28M
+333.5%
Noel Eugene M
EVP & Chief Operating Officer
—
$15.83M (5) scheduled
−$15.83M
34,542
0.0074%
$6.11M
+41.1%
THOMPSON SAMME L
Former Director
—
$7.69M (20) scheduled
−$7.69M
24,260
0.0052%
$4.29M
+32.8%
REEVE PAMELA D A
Director
—
$7.20M (8) scheduled
−$7.20M
21,089
0.0045%
$3.73M
+84.4%
SHARBUTT DAVID E
Former Director
—
$5.31M (15) scheduled
−$5.31M
2,858
0.0006%
$505.87K
−44.2%
DOLAN RAYMOND P
Former Director
—
$3.90M (6) scheduled
−$3.90M
19,634
0.0042%
$3.48M
+71.7%
Goel Sanjay
Former Officer
$2.15K (2)
$3.88M (4)
−$3.88M
25,408
0.0055%
$4.50M
—
REED JOANN A
Former Director
—
$3.41M (8) scheduled
−$3.41M
62,940
0.0135%
$11.14M
+450.3%
Lara Gustavo
Former Director
—
$3.41M (4) scheduled
−$3.41M
12,530
0.0027%
$2.22M
−6.4%
MACNAB CRAIG
Director
—
$1.34M (1) scheduled
−$1.34M
15,315
0.0033%
$2.71M
+436.8%
Kalathur Rajesh
Director
$995.67K (2)
—
+$995.67K
7,765
0.0017%
$1.37M
—
REILLY EUGENE F
Director
$994.11K (1)
—
+$994.11K
6,898
0.0015%
$1.22M
+5,010%
HORMATS ROBERT D
Former Director
—
$750.14K (24)
−$750.14K
9,597
0.0021%
$1.70M
+278.6%
Dowling Ruth T
EVP, Chief Admin Ofr, GC & Sec
—
$733.42K (6) scheduled
−$733.42K
27,711
0.0059%
$4.90M
+177.7%
Font Juan
SVP, Pres. & CEO, CoreSite
—
$256.64K (2)
−$256.64K
28,352
0.0061%
$5.02M
+41.6%
Tanner Bruce L
Director
$3.21K (2)
—
+$3.21K
6,940
0.0015%
$1.23M
—
Rossi Richard C
EVP & President, U.S. Tower
—
—
—
17,518
0.0038%
$3.10M
+55.1%
KATZ CAROLYN
Former Director
—
—
—
12,905
0.0028%
$2.28M
+11.4%
Lieblein Grace
Director
—
—
—
9,141
0.0020%
$1.62M
—
Frank Kenneth R
Director
—
—
—
6,188
0.0013%
$1.10M
—
Clarke Teresa Hillary
Director
—
—
—
5,307
0.0011%
$939.34K
—
Chambliss Kelly C
Director
—
—
—
4,426
0.0009%
$783.40K
—
Ray Neville R
Director
—
—
—
2,265
0.0005%
$400.91K
—

Individual transactions

113
Insider
Date
Role
Action
Shares
Price
Amount
Vondran Steven O
4 Mar 2026
President and CEO
Sold after exercise
1,773
$189.82
$336.55K
Vondran Steven O
4 Mar 2026
President and CEO
Sold after exercise
16,625
$188.82
$3.14M
Vondran Steven O
4 Mar 2026
President and CEO
Sold after exercise
15,084
$187.90
$2.83M
Noel Eugene M
2 Mar 2026
EVP & Chief Operating Officer
Sold after exercise
6,985
$192.03
$1.34M
Noel Eugene M
2 Mar 2026
EVP & Chief Operating Officer
Sold after exercise
21,604
$191.40
$4.14M
Noel Eugene M
2 Mar 2026
EVP & Chief Operating Officer
Sold after exercise
7,378
$190.29
$1.40M
Noel Eugene M
2 Mar 2026
EVP & Chief Operating Officer
Sold after exercise
5,242
$189.36
$992.63K
Smith Rodney M
17 Feb 2026
EVP, CFO & Treasurer
Sold after exercise
1
$193.13
$193.13
Smith Rodney M
17 Feb 2026
EVP, CFO & Treasurer
Sold after exercise
22,658
$192.49
$4.36M
Smith Rodney M
17 Feb 2026
EVP, CFO & Treasurer
Sold after exercise
9,596
$191.52
$1.84M
Smith Rodney M
17 Feb 2026
EVP, CFO & Treasurer
Sold after exercise
2,086
$190.35
$397.07K
REEVE PAMELA D A
26 Feb 2025
Director
Sold after exercise
4,971
$202.97
$1.01M
Smith Rodney M
13 Feb 2025
EVP, CFO & Treasurer
Sold after exercise
1,517
$190.34
$288.75K
Smith Rodney M
13 Feb 2025
EVP, CFO & Treasurer
Sold after exercise
15,051
$189.64
$2.85M
Smith Rodney M
16 Jan 2025
EVP, CFO & Treasurer
Sold after exercise
2,276
$181.57
$413.25K
Smith Rodney M
16 Jan 2025
EVP, CFO & Treasurer
Sold after exercise
14,291
$181.03
$2.59M
Noel Eugene M
10 Sep 2024
EVP & President, U.S. Tower
Sold after exercise
33,135
$240.00
$7.95M
Vondran Steven O
2 Aug 2024
President and CEO
Sold after exercise
21,537
$230.00
$4.95M
Smith Rodney M
6 Mar 2024
EVP, CFO & Treasurer
Sold after exercise
2,013
$206.44
$415.56K
Smith Rodney M
6 Mar 2024
EVP, CFO & Treasurer
Sold after exercise
9,497
$205.56
$1.95M
Vondran Steven O
4 Mar 2024
President and CEO
Sold after exercise
650
$201.80
$131.17K
Vondran Steven O
4 Mar 2024
President and CEO
Sold after exercise
919
$201.19
$184.89K
Vondran Steven O
4 Mar 2024
President and CEO
Sold after exercise
1,696
$199.48
$338.32K
Smith Rodney M
1 Mar 2024
EVP, CFO & Treasurer
Sold after exercise
3,012
$198.69
$598.45K
Smith Rodney M
1 Mar 2024
EVP, CFO & Treasurer
Sold after exercise
5,303
$197.65
$1.05M
Smith Rodney M
1 Mar 2024
EVP, CFO & Treasurer
Sold after exercise
3,194
$196.75
$628.42K
THOMPSON SAMME L
1 Mar 2024
Director
Sold after exercise
2,527
$198.90
$502.62K
REEVE PAMELA D A
28 Feb 2024
Director
Sold after exercise
5,054
$190.46
$962.58K
THOMPSON SAMME L
26 Feb 2024
Director
Sold after exercise
1,327
$190.78
$253.17K
THOMPSON SAMME L
26 Feb 2024
Director
Sold after exercise
1,200
$189.61
$227.53K
REED JOANN A
9 Nov 2023
Director
Sold after exercise
4,856
$183.57
$891.42K
Smith Rodney M
17 Aug 2023
EVP, CFO & Treasurer
Sold after exercise
400
$178.78
$71.51K
Smith Rodney M
17 Aug 2023
EVP, CFO & Treasurer
Sold after exercise
9,600
$178.11
$1.71M
DOLAN RAYMOND P
27 Feb 2023
Director
Sold after exercise
4,971
$195.00
$969.35K
DOLAN RAYMOND P
27 Feb 2023
Director
Sold after exercise
5,054
$195.00
$985.53K
THOMPSON SAMME L
6 Feb 2023
Director
Sold after exercise
1,739
$218.59
$380.13K
DOLAN RAYMOND P
17 Jan 2023
Director
Sold after exercise
1,619
$233.92
$378.72K
DOLAN RAYMOND P
13 Jan 2023
Director
Sold after exercise
1,620
$229.25
$371.39K
THOMPSON SAMME L
3 Jan 2023
Director
Sold after exercise
1,500
$214.00
$321.00K
REEVE PAMELA D A
12 Dec 2022
Director
Sold after exercise
3,239
$213.34
$691.01K
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
1,262
$211.06
$266.36K
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
2,867
$210.18
$602.59K
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
5,025
$209.09
$1.05M
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
7,522
$208.14
$1.57M
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
8,723
$207.09
$1.81M
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
1,455
$206.05
$299.80K
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
1,866
$204.99
$382.51K
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
3,520
$203.83
$717.48K
DiSanto Edmund
2 Nov 2022
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
2,760
$203.13
$560.64K
REED JOANN A
28 Oct 2022
Director
Sold after exercise
1,231
$204.88
$252.21K
Smith Rodney M
21 Apr 2022
EVP, CFO & Treasurer
Sold after exercise
25,389
$270.00
$6.86M
THOMPSON SAMME L
4 Feb 2022
Director
Sold after exercise
1,590
$248.16
$394.57K
Smith Rodney M
13 Jan 2022
EVP, CFO & Treasurer
Sold after exercise
3,956
$260.00
$1.03M
THOMPSON SAMME L
3 Jan 2022
Director
Sold after exercise
2,000
$292.37
$584.74K
REEVE PAMELA D A
9 Dec 2021
Director
Sold after exercise
3,590
$273.02
$980.14K
REED JOANN A
16 Nov 2021
Director
Sold after exercise
866
$260.50
$225.59K
SHARBUTT DAVID E
23 Aug 2021
Director
Sold after exercise
2,400
$290.00
$696.00K
Smith Rodney M
10 May 2021
EVP, CFO & Treasurer
Sold after exercise
7,500
$250.00
$1.88M
Smith Rodney M
10 May 2021
EVP, CFO & Treasurer
Sold after exercise
4,120
$249.01
$1.03M
Smith Rodney M
10 May 2021
EVP, CFO & Treasurer
Sold after exercise
7,037
$248.21
$1.75M
REEVE PAMELA D A
2 Mar 2021
Director
Sold after exercise
3,653
$210.89
$770.38K
THOMPSON SAMME L
5 Feb 2021
Director
Sold after exercise
1,653
$232.64
$384.55K
THOMPSON SAMME L
4 Jan 2021
Director
Sold after exercise
2,000
$226.07
$452.14K
Vondran Steven O
1 Dec 2020
EVP & President, U.S. Tower
Sold after exercise
1,500
$232.00
$348.00K
Vondran Steven O
2 Nov 2020
EVP & President, U.S. Tower
Sold after exercise
1,500
$232.58
$348.87K
Vondran Steven O
1 Oct 2020
EVP & President, U.S. Tower
Sold after exercise
1,500
$242.19
$363.29K
Vondran Steven O
1 Sep 2020
EVP & President, U.S. Tower
Sold after exercise
1,500
$248.44
$372.66K
Puech Olivier
28 Jul 2020
EVP & President, LatAm & EMEA
Sold after exercise
4,078
$265.00
$1.08M
Puech Olivier
9 Jul 2020
EVP & President, LatAm & EMEA
Sold after exercise
3,767
$265.00
$998.26K
Puech Olivier
8 Jul 2020
EVP & President, LatAm & EMEA
Sold after exercise
149
$269.11
$40.10K
Puech Olivier
8 Jul 2020
EVP & President, LatAm & EMEA
Sold after exercise
12
$266.83
$3.20K
Puech Olivier
8 Jul 2020
EVP & President, LatAm & EMEA
Sold after exercise
160
$266.16
$42.59K
Puech Olivier
8 Jul 2020
EVP & President, LatAm & EMEA
Sold after exercise
9
$264.24
$2.38K
Puech Olivier
8 Jul 2020
EVP & President, LatAm & EMEA
Sold after exercise
85
$263.71
$22.42K
Meyer Robert Joseph
8 May 2020
SVP, Chief Accounting Officer
Sold after exercise
500
$238.77
$119.39K
Meyer Robert Joseph
8 May 2020
SVP, Chief Accounting Officer
Sold after exercise
5,939
$238.05
$1.41M
SHARBUTT DAVID E
27 Feb 2020
Director
Sold after exercise
2,200
$243.60
$535.92K
THOMPSON SAMME L
5 Feb 2020
Director
Sold after exercise
1,167
$237.50
$277.16K
THOMPSON SAMME L
3 Jan 2020
Director
Sold after exercise
3,000
$227.56
$682.68K
REED JOANN A
3 Dec 2019
Director
Sold after exercise
890
$211.21
$187.98K
DiSanto Edmund
4 Oct 2019
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
34,949
$226.00
$7.90M
DiSanto Edmund
1 Oct 2019
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
1,738
$222.68
$387.02K
DiSanto Edmund
1 Oct 2019
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
9,449
$221.93
$2.10M
DiSanto Edmund
1 Oct 2019
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
39,973
$221.16
$8.84M
DiSanto Edmund
1 Oct 2019
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
9,787
$220.12
$2.15M
DiSanto Edmund
1 Oct 2019
EVP, Chief Admin Ofr, GC & Sec
Sold after exercise
2,739
$219.04
$599.95K
REEVE PAMELA D A
4 Sep 2019
Director
Sold after exercise
4,167
$240.80
$1.00M
MACNAB CRAIG
20 Aug 2019
Director
Sold after exercise
5,953
$225.46
$1.34M
SHARBUTT DAVID E
8 Aug 2019
Director
Sold after exercise
2,039
$217.59
$443.67K
TAICLET JAMES D JR
1 Aug 2019
Chairman, President and CEO
Sold after exercise
16,034
$213.02
$3.42M
TAICLET JAMES D JR
1 Aug 2019
Chairman, President and CEO
Sold after exercise
23,366
$212.31
$4.96M
TAICLET JAMES D JR
1 Aug 2019
Chairman, President and CEO
Sold after exercise
5,379
$211.55
$1.14M
TAICLET JAMES D JR
1 Aug 2019
Chairman, President and CEO
Sold after exercise
7,599
$210.27
$1.60M
TAICLET JAMES D JR
1 Aug 2019
Chairman, President and CEO
Sold after exercise
5,060
$209.17
$1.06M
TAICLET JAMES D JR
1 Jul 2019
Chairman, President and CEO
Sold after exercise
1,248
$205.00
$255.84K
TAICLET JAMES D JR
1 Jul 2019
Chairman, President and CEO
Sold after exercise
1,788
$204.31
$365.31K
TAICLET JAMES D JR
1 Jul 2019
Chairman, President and CEO
Sold after exercise
3,112
$203.50
$633.29K
TAICLET JAMES D JR
1 Jul 2019
Chairman, President and CEO
Sold after exercise
3,756
$202.65
$761.15K
TAICLET JAMES D JR
1 Jul 2019
Chairman, President and CEO
Sold after exercise
24,259
$201.26
$4.88M
TAICLET JAMES D JR
1 Jul 2019
Chairman, President and CEO
Sold after exercise
23,275
$200.65
$4.67M
Puech Olivier
28 Jun 2019
EVP & President, LatAm & EMEA
Sold after exercise
100
$206.28
$20.63K
Puech Olivier
28 Jun 2019
EVP & President, LatAm & EMEA
Sold after exercise
3,524
$205.15
$722.95K
Puech Olivier
28 Jun 2019
EVP & President, LatAm & EMEA
Sold after exercise
4,595
$204.52
$939.77K
Puech Olivier
10 Jun 2019
EVP & President, LatAm & EMEA
Sold after exercise
227
$212.82
$48.31K
Puech Olivier
10 Jun 2019
EVP & President, LatAm & EMEA
Sold after exercise
5,165
$210.37
$1.09M
Puech Olivier
10 Jun 2019
EVP & President, LatAm & EMEA
Sold after exercise
2,955
$209.91
$620.28K
TAICLET JAMES D JR
3 Jun 2019
Chairman, President and CEO
Sold after exercise
6,578
$208.91
$1.37M
TAICLET JAMES D JR
3 Jun 2019
Chairman, President and CEO
Sold after exercise
25,903
$208.18
$5.39M
TAICLET JAMES D JR
3 Jun 2019
Chairman, President and CEO
Sold after exercise
24,958
$207.42
$5.18M
SHARBUTT DAVID E
16 May 2019
Director
Sold after exercise
1,200
$202.46
$242.95K
Meyer Robert Joseph
15 May 2019
SVP, Finance & Corp Controller
Sold after exercise
9,549
$199.42
$1.90M
Meyer Robert Joseph
15 May 2019
SVP, Finance & Corp Controller
Sold after exercise
7,368
$198.73
$1.46M
Meyer Robert Joseph
15 May 2019
SVP, Finance & Corp Controller
Sold after exercise
2,400
$197.72
$474.53K
Showing 250 of 376 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 511
Amendments (4/A) skipped 0
Filings about a different issuer 1
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 24
Sales straight out of an exercise 200
Sales at will 138
Transactions with no price 0
Shares from compensation/vesting 5,194,864
Sales filed before the plan box existed 126
History held since 8 Sep 2016