Mairs and Power's AMT Position Overview
Mairs and Power (via Mairs & Power INC) currently holds 2,020 shares of American Tower Corporation (AMT) worth $354,651, representing 0.00% of the portfolio. First purchased in 2018-Q1, this long-term strategic position has been held for 32 quarters.
Based on 13F filings, Mairs and Power has maintained a strategic position in AMT, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2025, adding 971 shares. Largest reduction occurred in Q4 2025, reducing 1,011 shares.
Analysis based on 13F filings available since 2013 Q2
Mairs and Power's American Tower Corporation (AMT) Holding Value Over Time
Track share changes against reported price movement
Quarterly American Tower Corporation (AMT) Trades by Mairs and Power
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -1,011 | Reduce 33.36% | 2,020 | $175.57 |
| Q3 2025 | +971 | Add 47.14% | 3,031 | $192.32 |
| Q2 2025 | +40 | Add 1.98% | 2,060 | $221.02 |
| Q1 2024 | -191 | Reduce 8.64% | 2,020 | $197.59 |
| Q4 2023 | -188 | Reduce 7.84% | 2,211 | $215.88 |
| Q3 2023 | +176 | Add 7.92% | 2,399 | $164.45 |
| Q2 2023 | +9 | Add 0.41% | 2,223 | $193.94 |
| Q2 2022 | +189 | Add 9.33% | 2,214 | $255.65 |
| Q1 2022 | +5 | Add 0.25% | 2,025 | $251.36 |
| Q3 2021 | -758 | Reduce 27.29% | 2,020 | $265.35 |
| Q1 2021 | -367 | Reduce 11.67% | 2,778 | $239.02 |
| Q3 2020 | -27 | Reduce 0.85% | 3,145 | $241.65 |
| Q4 2019 | -200 | Reduce 5.93% | 3,172 | $229.82 |
| Q3 2019 | +27 | Add 0.81% | 3,372 | $221.23 |
| Q3 2018 | +200 | Add 6.36% | 3,345 | $145.29 |
| Q1 2018 | +3,145 | New Buy | 3,145 | $145.31 |
Mairs and Power's American Tower Corporation Investment FAQs
Mairs and Power first purchased American Tower Corporation (AMT) in Q1 2018, acquiring 3,145 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Mairs and Power has held American Tower Corporation (AMT) for 32 quarters since Q1 2018.
Mairs and Power's largest addition to American Tower Corporation (AMT) was in Q1 2018, adding 3,145 shares worth $457,000.
According to the latest 13F filing for Q4 2025, Mairs and Power's firm, Mairs & Power INC, owns 2,020 shares of American Tower Corporation (AMT), valued at approximately $354,651.
As of the Q4 2025 filing, American Tower Corporation (AMT) represents approximately 0.00% of Mairs and Power's publicly disclosed stock portfolio, making it one of their key holdings.
Mairs and Power's peak holding in American Tower Corporation (AMT) was 3,372 shares, as reported at the end of Q3 2019.