Cliff Asness's AMT Position Overview
Cliff Asness (via Aqr Capital Management LLC) currently holds 1.46 M shares of American Tower Corporation (AMT) worth $256.07 M, representing 0.13% of the portfolio. First purchased in 2012-Q4, this long-term strategic position has been held for 53 quarters.
Based on 13F filings since 2013, Cliff Asness has maintained a long-term strategic position in AMT, representing a significant commitment to this investment thesis. Largest addition occurred in Q4 2025, adding 1.1 M shares. Largest reduction occurred in Q2 2022, reducing 151,844 shares.
Analysis based on 13F filings available since 2013 Q2
Cliff Asness's American Tower Corporation (AMT) Holding Value Over Time
Track share changes against reported price movement
Quarterly American Tower Corporation (AMT) Trades by Cliff Asness
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +1.1 M | Add 309.44% | 1.46 M | $175.57 |
| Q3 2025 | -29,445 | Reduce 7.63% | 356,218 | $192.32 |
| Q2 2025 | +105,229 | Add 37.52% | 385,663 | $217.47 |
| Q1 2025 | +105,261 | Add 60.09% | 280,434 | $216.75 |
| Q4 2024 | +12,180 | Add 7.47% | 175,173 | $183.34 |
| Q3 2024 | +16,005 | Add 10.89% | 162,993 | $230.25 |
| Q2 2024 | -7,829 | Reduce 5.06% | 146,988 | $194.38 |
| Q1 2024 | +1,332 | Add 0.87% | 154,817 | $196.71 |
| Q4 2023 | -5,240 | Reduce 3.30% | 153,485 | $215.88 |
| Q3 2023 | +5,045 | Add 3.28% | 158,725 | $164.45 |
| Q2 2023 | -12,021 | Reduce 7.25% | 153,680 | $193.93 |
| Q1 2023 | -14,122 | Reduce 7.85% | 165,701 | $202.81 |
| Q4 2022 | +12,929 | Add 7.75% | 179,823 | $211.86 |
| Q3 2022 | -6,501 | Reduce 3.75% | 166,894 | $213.77 |
| Q2 2022 | -151,844 | Reduce 46.69% | 173,395 | $253.29 |
| Q1 2022 | -862 | Reduce 0.26% | 325,239 | $251.22 |
| Q4 2021 | -60,929 | Reduce 15.74% | 326,101 | $290.68 |
| Q3 2021 | -73,495 | Reduce 15.96% | 387,030 | $265.41 |
| Q2 2021 | -53,649 | Reduce 10.43% | 460,525 | $270.14 |
| Q1 2021 | -15,136 | Reduce 2.86% | 514,174 | $236.43 |
| Q4 2020 | -123,790 | Reduce 18.95% | 529,310 | $221.37 |
| Q3 2020 | -136,491 | Reduce 17.29% | 653,100 | $241.73 |
| Q2 2020 | -24,137 | Reduce 2.97% | 789,591 | $255.09 |
| Q1 2020 | +48,166 | Add 6.29% | 813,728 | $217.75 |
| Q4 2019 | -14,111 | Reduce 1.81% | 765,562 | $229.82 |
| Q3 2019 | -89,727 | Reduce 10.32% | 779,673 | $221.13 |
| Q2 2019 | +21,682 | Add 2.56% | 869,400 | $204.45 |
| Q1 2019 | +53,648 | Add 6.76% | 847,718 | $197.06 |
| Q4 2018 | -40,326 | Reduce 4.83% | 794,070 | $158.19 |
| Q3 2018 | +6,555 | Add 0.79% | 834,396 | $145.30 |
| Q2 2018 | -29,319 | Reduce 3.42% | 827,841 | $144.17 |
| Q1 2018 | +92,937 | Add 12.16% | 857,160 | $145.34 |
| Q4 2017 | +81,405 | Add 11.92% | 764,223 | $142.67 |
| Q3 2017 | +29,915 | Add 4.58% | 682,818 | $136.68 |
| Q2 2017 | -56,489 | Reduce 7.96% | 652,903 | $132.32 |
| Q1 2017 | -58,730 | Reduce 7.65% | 709,392 | $121.54 |
| Q4 2016 | +10,794 | Add 1.43% | 768,122 | $105.68 |
| Q3 2016 | +18,264 | Add 2.47% | 757,328 | $113.33 |
| Q2 2016 | +49,326 | Add 7.15% | 739,064 | $113.61 |
| Q1 2016 | +26,786 | Add 4.04% | 689,738 | $102.37 |
| Q4 2015 | +3,820 | Add 0.58% | 662,952 | $96.95 |
| Q3 2015 | +97,801 | Add 17.42% | 659,132 | $87.98 |
| Q2 2015 | -40,488 | Reduce 6.73% | 561,331 | $93.29 |
| Q1 2015 | +9,281 | Add 1.57% | 601,819 | $94.15 |
| Q4 2014 | +69,113 | Add 13.20% | 592,538 | $98.85 |
| Q3 2014 | +94,025 | Add 21.90% | 523,425 | $93.63 |
| Q2 2014 | +4,100 | Add 0.96% | 429,400 | $89.98 |
| Q1 2014 | +48,492 | Add 12.87% | 425,300 | $81.87 |
| Q4 2013 | -9,200 | Reduce 2.38% | 376,808 | $79.82 |
| Q3 2013 | -72,284 | Reduce 15.77% | 386,008 | $74.13 |
| Q2 2013 | +458,292 | Add 0.00% | 458,292 | $73.17 |
| Q4 2012 | +327,988 | Add 0.00% | 327,988 | $77.27 |
Cliff Asness's American Tower Corporation Investment FAQs
Cliff Asness first purchased American Tower Corporation (AMT) in Q4 2012, acquiring 327,988 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness has held American Tower Corporation (AMT) for 53 quarters since Q4 2012.
Cliff Asness's largest addition to American Tower Corporation (AMT) was in Q4 2025, adding 1,458,493 shares worth $256.07 M.
According to the latest 13F filing for Q4 2025, Cliff Asness's firm, Aqr Capital Management LLC, owns 1,458,493 shares of American Tower Corporation (AMT), valued at approximately $256.07 M.
As of the Q4 2025 filing, American Tower Corporation (AMT) represents approximately 0.13% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings.
Cliff Asness's peak holding in American Tower Corporation (AMT) was 1,458,493 shares, as reported at the end of Q4 2025.