아메리칸 타워 코퍼레이션
MX ˙ BMV ˙ US03027X1000
SecurityMX:AMT / American Tower Corporation
InstitutionPittenger & Anderson Inc
Latest Disclosed Ownership4,550 shares
Latest Disclosed Value $ 785,239
Pittenger & Anderson Inc reports 36.02% increase in ownership of AMT / American Tower Corporation

On May 1, 2026 - Pittenger & Anderson Inc filed a 13F-HR form disclosing ownership of 4,550 shares of American Tower Corporation (MX:AMT) valued at $785,239 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 2, 2026 disclosing 3,345 shares of American Tower Corporation. This represents a change in shares of 36.02% during the quarter.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-01 2026-03-31 13F AMERICAN TOWER COM 03027X100 4,550 1,205 36.02 785 33.73 0.0312
2026-02-02 2025-12-31 13F AMERICAN TOWER CORP COM 03027X100 3,345 -955 -22.21 587 -28.93 0.0226
2025-11-03 2025-09-30 13F AMERICAN TOWER CORP COM 03027X100 4,300 245 6.04 827 -7.81 0.0303
2025-07-30 2025-06-30 13F AMERICAN TOWER CORP COM 03027X100 4,055 -184 -4.34 896 -2.82 0.0328
2025-05-01 2025-03-31 13F AMERICAN TOWER CORP COM 03027X100 4,239 -73,898 -94.57 922 -93.57 0.0338
2025-01-31 2024-12-31 13F AMERICAN TOWER CORP COM 03027X100 78,137 -15,497 -16.55 14,331 -34.19 0.5206
2024-10-30 2024-09-30 13F AMERICAN TOWER CORP COM 03027X100 93,634 6,084 6.95 21,776 27.96 0.8156
2024-08-09 2024-06-30 13F AMERICAN TOWER CORP COM 03027X100 87,550 2,610 3.07 17,018 1.39 0.6992
2024-05-02 2024-03-31 13F AMERICAN TOWER CORP COM 03027X100 84,940 -2,112 -2.43 16,783 -10.69 0.6818
2024-02-02 2023-12-31 13F AMERICAN TOWER CORP COM 03027X100 87,052 -1,575 -1.78 18,793 28.94 0.8420
2023-11-02 2023-09-30 13F AMERICAN TOWER CORP COM 03027X100 88,627 3,653 4.30 14,575 -11.56 0.7351
2023-08-09 2023-06-30 13F AMERICAN TOWER CORP COM 03027X100 84,974 336 0.40 16,480 -4.71 0.7927
2023-05-10 2023-03-31 13F AMERICAN TOWER CORP COM 03027X100 84,638 846 1.01 17,295 -2.58 0.8936
2023-02-10 2022-12-31 13F AMERICAN TOWER CORP COM 03027X100 83,792 4,728 5.98 17,752 4.58 0.9757
2022-11-15 2022-09-30 13F AMERICAN TOWER CORP COM 03027X100 79,064 228 0.29 16,975 -15.76 1.0196
2022-07-14 2022-06-30 13F AMERICAN TOWER CORP COM 03027X100 78,836 3,762 5.01 20,150 6.84 1.1762
2022-04-28 2022-03-31 13F AMERICAN TOWER CORP COM 03027X100 75,074 2,886 4.00 18,860 -10.68 0.9250
2022-02-10 2021-12-31 13F AMERICAN TOWER CORP COM 03027X100 72,188 923 1.30 21,115 11.64 0.9754
2021-11-12 2021-09-30 13F AMERICAN TOWER CORP COM 03027X100 71,265 832 1.18 18,914 -0.59 0.9489
2021-08-13 2021-06-30 13F AMERICAN TOWER CORP COM 03027X100 70,433 -63 -0.09 19,027 12.90 0.9746
2021-05-12 2021-03-31 13F AMERICAN TOWER CORP COM 03027X100 70,496 -1,309 -1.82 16,853 4.57 0.9089
2021-02-11 2020-12-31 13F AMERICAN TOWER CORP COM 03027X100 71,805 2,271 3.27 16,117 -4.11 0.9141
2020-11-10 2020-09-30 13F AMERICAN TOWER CORP COM 03027X100 69,534 1,913 2.83 16,808 -3.86 1.0733
2020-08-13 2020-06-30 13F AMERICAN TOWER CORP COM 03027X100 67,621 1,075 1.62 17,483 20.66 1.2300
2020-04-30 2020-03-31 13F AMERICAN TOWER CORP COM 03027X100 66,546 3,376 5.34 14,490 -0.19 1.2314
2020-02-12 2019-12-31 13F AMERICAN TOWER CORP COM 03027X100 63,170 553 0.88 14,518 4.85 0.9710
2019-11-14 2019-09-30 13F AMERICAN TOWER CORP COM 03027X100 62,617 15 0.02 13,846 8.18 0.9984
2019-08-09 2019-06-30 13F AMERICAN TOWER CORP COM 03027X100 62,602 1,342 2.19 12,799 6.02 0.9577
2019-05-10 2019-03-31 13F AMERICAN TOWER CORP COM 03027X100 61,260 1,000 1.66 12,072 26.63 0.9442
2019-02-14 2018-12-31 13F AMERICAN TOWER CORP COM 03027X100 60,260 3,500 6.17 9,533 15.59 0.8753
2018-10-12 2018-09-30 13F AMERICAN TOWER CORP COM 03027X100 56,760 -235 -0.41 8,247 0.37 0.6506
2018-08-15 2018-06-30 13F AMERICAN TOWER CORP COM 03027X100 56,995 1,455 2.62 8,217 1.80 0.7026
2018-05-08 2018-03-31 13F AMERICAN TOWER CORP COM 03027X100 55,540 3,980 7.72 8,072 9.73 0.7070
2018-02-13 2017-12-31 13F AMERICAN TOWER CORP COM 03027X100 51,560 1,035 2.05 7,356 6.52 0.6437
2017-11-13 2017-09-30 13F AMERICAN TOWER CORP COM 03027X100 50,525 2,175 4.50 6,906 7.94 0.6265
2017-08-10 2017-06-30 13F AMERICAN TOWER CORP COM 03027X100 48,350 2,440 5.31 6,398 14.66 0.6113
2017-05-15 2017-03-31 13F AMERICAN TOWER CORP COM 03027X100 45,910 -1,675 -3.52 5,580 10.96 0.5608
2017-02-16 2016-12-31 13F AMERICAN TOWER CORP COM 03027X100 47,585 327 0.69 5,029 -6.11 0.5348
2016-11-14 2016-09-30 13F AMERICAN TOWER CORP COM 03027X100 47,258 4,118 9.55 5,356 9.28 0.5944
2016-08-09 2016-06-30 13F AMERICAN TOWER CORP COM 03027X100 43,140 5,865 15.73 4,901 28.43 0.5405
2016-05-13 2016-03-31 13F AMERICAN TOWER CORP COM 03027X100 37,275 2,865 8.33 3,816 14.39 0.4438
2016-02-10 2015-12-31 13F AMERICAN TOWER CORP COM 03027X100 34,410 835 2.49 3,336 12.93 0.4178
2015-11-10 2015-09-30 13F AMERICAN TOWER CORP COM 03027X100 33,575 0 0.00 2,954 -5.68 0.3904
2015-08-14 2015-06-30 13F AMERICAN TOWER CORP COM 03027X100 33,575 1,075 3.31 3,132 2.35 0.4019
2015-05-12 2015-03-31 13F AMERICAN TOWER CORP COM 03027X100 32,500 8,555 35.73 3,060 29.28 0.3941
2015-02-18 2014-12-31 13F/A-1 AMERICAN TOWER CORP COM 03027X100 23,945 17,630 279.18 2,367 300.51 0.3121
2015-02-13 2014-12-31 13F AMERICAN TOWER CORP COM 03027X100 23,945 2,367
2014-11-13 2014-09-30 13F American Tower COM 03027X100 6,315 5,990 1,843.08 591 1,937.93 0.0866
2014-08-15 2014-06-30 13F AMERICAN TOWER CORP COM 03027X100 325 325 29 0.0043
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.