American Tower Corp
AMT- Exchange
- NYSE
- Industry
- Real Estate Investment Trusts
- SEC CIK
- 0001053507
In the last 90 days, American Tower Corp insiders filed 1 open-market purchase and 2 sales; 1,756 institutions reported holding it in 13F filings for Q2 2026, worth $72.0B in total; Akre Capital Management is the only superinvestor holding it.
13F holders, Q1 2026
Institutional positions in American Tower Corp as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 1,760
- +9 vs. Q4 2025
- Shares held
- 431.5M
- +28.6M (+7.1%) vs. Q4 2025
- Total value
- $74.4B
- +$10.2B (+15.9%) vs. Q4 2025
- New holders
- 155
- 725 more added
- Sold out
- 146
- 651 more reduced
30 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AMT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 1,756 | $72.0B |
| Q1 2026 | 1,760 | $74.4B |
| Q4 2025 | 1,781 | $77.0B |
| Q3 2025 | 1,799 | $82.5B |
| Q2 2025 | 1,852 | $96.5B |
| Q1 2025 | 1,845 | $95.0B |
| Q4 2024 | 1,798 | $79.6B |
| Q3 2024 | 1,852 | $99.4B |
| Q2 2024 | 1,769 | $83.8B |
| Q1 2024 | 1,769 | $85.0B |
| Q4 2023 | 1,802 | $93.6B |
| Q3 2023 | 1,634 | $69.9B |
| Q2 2023 | 1,688 | $82.1B |
| Q1 2023 | 1,706 | $86.3B |
| Q4 2022 | 1,711 | $90.0B |
| Q3 2022 | 1,693 | $91.0B |
| Q2 2022 | 1,747 | $109.0B |
| Q1 2022 | 1,723 | $104.3B |
| Q4 2021 | 1,799 | $121.8B |
| Q3 2021 | 1,678 | $109.6B |
| Q2 2021 | 1,656 | $111.7B |
| Q1 2021 | 1,613 | $95.8B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 44,954,137 | $7.76B | 0.14% | +919,381+2.1% | Added |
| Vanguard Capital Management LLC | 30,362,380 | $5.24B | 0.13% | +30,362,380 | New |
| Vanguard Portfolio Management LLC | 27,596,159 | $4.76B | 0.25% | +27,596,159 | New |
| State Street Corp | 21,434,609 | $3.70B | 0.13% | +447,075+2.1% | Added |
| JPMorgan Chase & Co | 15,128,367 | $2.58B | 0.17% | +716,125+5.0% | Added |
| Geode Capital Management, LLC | 13,933,628 | $2.40B | 0.15% | +434,593+3.2% | Added |
| Cohen & Steers, Inc. | 12,619,866 | $2.18B | 3.78% | +132,779+1.1% | Added |
| FMR LLC | 11,317,048 | $1.95B | 0.10% | −701,791−5.8% | Reduced |
| Morgan Stanley | 9,583,923 | $1.65B | 0.10% | −223,728−2.3% | Reduced |
| Deutsche Bank AG | 7,769,353 | $1.34B | 0.44% | +860,052+12.4% | Added |
| Lazard Asset Management LLC | 7,325,943 | $1.26B | 2.08% | +1,240,780+20.4% | Added |
| Invesco Ltd. | 7,275,230 | $1.26B | 0.12% | +327,040+4.7% | Added |
| Principal Financial Group Inc | 5,914,591 | $1.02B | 0.55% | −123,470−2.0% | Reduced |
| Dimensional Fund Advisors LP | 5,811,041 | $1.00B | 0.21% | −472,089−7.5% | Reduced |
| Capital World Investors | 5,667,888 | $978.2M | 0.13% | +1,446,797+34.3% | Added |
| Northern Trust Corp | 5,339,734 | $921.5M | 0.12% | −13,270−0.2% | Reduced |
| Charles Schwab Investment Management Inc | 5,240,288 | $904.4M | 0.14% | +138,219+2.7% | Added |
| Legal & General Group Plc | 4,825,921 | $832.9M | 0.19% | −47,774−1.0% | Reduced |
| Price T Rowe Associates Inc | 4,774,353 | $824.0M | 0.10% | −892,567−15.8% | Reduced |
| Goldman Sachs Group Inc | 4,697,393 | $810.7M | 0.11% | +835,013+21.6% | Added |
| Bank of America Corp | 4,511,662 | $778.6M | 0.06% | +566,899+14.4% | Added |
| UBS Asset Management Americas Inc | 4,339,494 | $748.9M | 0.16% | +84,767+2.0% | Added |
| Arrowstreet Capital, Limited Partnership | 4,195,978 | $724.1M | 0.39% | −73,166−1.7% | Reduced |
| Capital Research Global Investors | 4,103,353 | $708.2M | 0.11% | +180,765+4.6% | Added |
| Nuveen, LLC | 3,889,182 | $671.2M | 0.18% | −83,466−2.1% | Reduced |
| Amundi | 3,830,533 | $661.1M | 0.18% | +663,976+21.0% | Added |
| Clearbridge Investments, LLC | 3,685,476 | $636.0M | 0.55% | +450,496+13.9% | Added |
| Wells Fargo & Company | 3,501,851 | $604.3M | 0.12% | +490,355+16.3% | Added |
| UBS Group AG | 3,488,057 | $602.0M | 0.11% | −246,864−6.6% | Reduced |
| Franklin Resources Inc | 3,343,526 | $577.0M | 0.14% | −1,994,873−37.4% | Reduced |
| Ameriprise Financial Inc | 3,310,593 | $571.2M | 0.13% | −729,744−18.1% | Reduced |
| Bank of New York Mellon Corp | 2,773,447 | $478.6M | 0.09% | +57,595+2.1% | Added |
| Federated Hermes, Inc. | 2,756,058 | $475.6M | 0.77% | +2,164,353+365.8% | Added |
| Vanguard Fiduciary Trust Co | 2,699,678 | $465.9M | 0.12% | +2,699,678 | New |
| Canada Pension Plan Investment Board | 2,386,605 | $411.9M | 0.27% | +189,332+8.6% | Added |
| Manufacturers Life Insurance Company, The | 2,315,919 | $399.7M | 0.34% | −190,650−7.6% | Reduced |
| Nordea Investment Management AB | 2,044,852 | $350.0M | 0.33% | +301,531+17.3% | Added |
| Fisher Asset Management, LLC | 1,736,413 | $299.7M | 0.10% | −43,120−2.4% | Reduced |
| Royal Bank of Canada | 1,645,003 | $283.9M | 0.05% | +179,600+12.3% | Added |
| Cantillon Capital Management LLC | 1,612,473 | $278.3M | 1.85% | −218,052−11.9% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 1,585,600 | $273.6M | 0.90% | +151,112+10.5% | Added |
| HSBC Holdings PLC | 1,572,977 | $271.3M | 0.16% | −140,291−8.2% | Reduced |
| Raymond James Financial Inc | 1,551,441 | $267.7M | 0.08% | +547,468+54.5% | Added |
| National Pension Service | 1,533,703 | $264.7M | 0.20% | −14,189−0.9% | Reduced |
| Magellan Asset Management Ltd | 1,503,296 | $259.4M | 3.37% | +431,517+40.3% | Added |
| SG Americas Securities, LLC | 1,382,740 | $238.6M | 0.26% | +270,790+24.4% | Added |
| Swiss National Bank | 1,373,900 | $237.1M | 0.14% | +90,800+7.1% | Added |
| CIBC Bancorp USA Inc. | 1,358,233 | $234.4M | 0.32% | +1,358,233 | New |
| American Century Companies Inc | 1,349,347 | $232.9M | 0.12% | −616,861−31.4% | Reduced |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 1,216,494 | $218.1M | 2.19% | −72,226−5.6% | Reduced |
| Barclays PLC | 1,255,920 | $216.7M | 0.08% | −199,459−13.7% | Reduced |
| Two Sigma Investments, LP | 1,226,889 | $211.7M | 0.18% | +10,465+0.9% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,220,578 | $210.6M | 0.14% | +1,428+0.1% | Added |
| BNP Paribas Arbitrage, SA | 1,212,291 | $209.2M | 0.14% | +279,058+29.9% | Added |
| Point72 Asset Management, L.P. | 1,205,312 | $208.0M | 0.36% | +1,127,463+1,448.3% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 1,166,809 | $201.4M | 0.27% | +534,134+84.4% | Added |
| Capital International Investors | 1,143,814 | $197.4M | 0.05% | −2,727,554−70.5% | Reduced |
| D. E. Shaw & Co., Inc. | 1,131,650 | $195.3M | 0.15% | −245,831−17.8% | Reduced |
| M&G Plc | 1,115,542 | $193.0M | 1.00% | +40,411+3.8% | Added |
| Heard Capital LLC | 1,112,105 | $191.9M | 9.92% | −50,335−4.3% | Reduced |
| Cbre Clarion Securities LLC | 1,110,227 | $191.6M | 2.84% | +321,307+40.7% | Added |
| Neuberger Berman Group LLC | 1,068,844 | $184.5M | 0.14% | −417,768−28.1% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 1,065,693 | $183.9M | 0.12% | +73,315+7.4% | Added |
| Great West Life Assurance Co | 1,030,753 | $178.6M | 0.32% | +31,247+3.1% | Added |
| Envestnet Asset Management Inc | 1,033,938 | $178.4M | 0.05% | +507,575+96.4% | Added |
| Vanguard Global Advisers, LLC | 1,024,070 | $176.7M | 0.09% | +1,024,070 | New |
| Davenport & Co LLC | 1,026,871 | $176.5M | 0.98% | −25,250−2.4% | Reduced |
| Millennium Management LLC | 1,021,378 | $176.3M | 0.13% | +504,717+97.7% | Added |
| Rhumbline Advisers | 995,150 | $171.7M | 0.15% | −9,067−0.9% | Reduced |
| Swedbank AB | 953,557 | $164.6M | 0.17% | +388,823+68.9% | Added |
| California Public Employees Retirement System | 938,126 | $161.9M | 0.10% | −268,264−22.2% | Reduced |
| Russell Investments Group, Ltd. | 937,962 | $161.7M | 0.17% | +210,812+29.0% | Added |
| Duff & Phelps Investment Management Co | 920,890 | $158.9M | 1.65% | +3,035+0.3% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 918,264 | $158.5M | 0.81% | −53,835−5.5% | Reduced |
| Citadel Advisors LLC | 876,763 | $151.3M | 0.11% | −222,898−20.3% | Reduced |
| SEI Investments Co | 867,418 | $149.7M | 0.14% | +63,924+8.0% | Added |
| Sarasin & Partners LLP | 863,166 | $149.0M | 1.82% | −37,235−4.1% | Reduced |
| Standard Life Aberdeen plc | 852,623 | $147.1M | 0.24% | +27,625+3.3% | Added |
| LPL Financial LLC | 849,192 | $146.6M | 0.04% | +314,393+58.8% | Added |
| Man Group plc | 826,138 | $142.6M | 0.30% | −294,624−26.3% | Reduced |
| US Bancorp | 816,817 | $141.0M | 0.17% | −60,426−6.9% | Reduced |
| Vanguard Asset Management, Ltd | 812,950 | $140.3M | 0.12% | +812,950 | New |
| Storebrand Asset Management AS | 797,602 | $137.7M | 0.40% | −19,245−2.4% | Reduced |
| Voloridge Investment Management, LLC | 791,418 | $136.6M | 0.55% | +224,536+39.6% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 783,649 | $135.2M | 0.16% | −339,967−30.3% | Reduced |
| Allianz Asset Management GmbH | 760,688 | $131.3M | 0.15% | −186,560−19.7% | Reduced |
| Marshall Wace, LLP | 751,254 | $129.7M | 0.14% | +439,843+141.2% | Added |
| Wellington Management Group LLP | 747,735 | $129.0M | 0.02% | +15,848+2.2% | Added |
| Acadian Asset Management LLC | 735,606 | $126.9M | 0.18% | +45,344+6.6% | Added |
| California State Teachers Retirement System | 682,040 | $117.7M | 0.12% | −16,680−2.4% | Reduced |
| Alliancebernstein L.P. | 656,026 | $115.2M | 0.04% | +100,984+18.2% | Added |
| Lasalle Investment Management Securities LLC | 648,257 | $111.9M | 4.42% | +120,641+22.9% | Added |
| Citigroup Inc | 633,831 | $109.4M | 0.07% | +18,522+3.0% | Added |
| Milford Funds Ltd | 621,018 | $107.2M | 2.25% | −37,259−5.7% | Reduced |
| AQR Capital Management LLC | 574,106 | $98.4M | 0.05% | −884,387−60.6% | Reduced |
| CI Private Wealth, LLC | 546,827 | $94.0M | 0.13% | −32,697−5.6% | Reduced |
| DekaBank Deutsche Girozentrale | 535,381 | $93.7M | 0.15% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 529,571 | $91.4M | 0.13% | +600+0.1% | Added |
| Aviva PLC | 516,445 | $89.1M | 0.15% | +12,072+2.4% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 513,652 | $88.6M | 0.22% | −27,311−5.0% | Reduced |