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; 1,757 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, Q3 2025
Institutional positions in American Tower Corp as of Sep 30, 2025. 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
- 1,799
- −23 vs. Q2 2025
- Shares held
- 429.3M
- −647.6K (−0.2%) vs. Q2 2025
- Total value
- $82.5B
- −$12.4B (−13.1%) vs. Q2 2025
- New holders
- 132
- 648 more added
- Sold out
- 155
- 751 more reduced
29 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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 | 1,757 | $72.0B |
| Q1 2026 | 1,760 | $74.4B |
| Q4 2025 | 1,781 | $77.0B |
| Q3 2025 | 1,799 | $82.5B |
| Q2 2025 | 1,851 | $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, Q3 2025
Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Quantbot Technologies LP | 52,029 | $10.0M | 0.27% | +52,029 | New |
| FIL Ltd | 52,724 | $10.1M | 0.01% | +26,885+104.0% | Added |
| Envestnet Portfolio Solutions, Inc. | 53,267 | $10.2M | 0.04% | −1,075−2.0% | Reduced |
| Miller Howard Investments Inc | 53,348 | $10.3M | 0.31% | −539−1.0% | Reduced |
| Sanctuary Advisors, LLC | 53,420 | $10.3M | 0.06% | +2,499+4.9% | Added |
| Oregon Public Employees Retirement Fund | 53,565 | $10.3M | 0.13% | +13,174+32.6% | Added |
| Bridges Investment Management Inc | 54,029 | $10.4M | 0.13% | −3,667−6.4% | Reduced |
| Linscomb & Williams, Inc. | 54,250 | $10.4M | 0.45% | +554+1.0% | Added |
| Middleton & Co Inc | 54,318 | $10.4M | 1.13% | −1,654−3.0% | Reduced |
| Aware Super Pty Ltd as trustee of Aware Super | 54,685 | $10.5M | 0.14% | 00.0% | Unchanged |
| CBOE Vest Financial, LLC | 54,696 | $10.5M | 0.14% | +10,523+23.8% | Added |
| Washington Trust Advisors, Inc. | 54,753 | $10.5M | 0.80% | +35+0.1% | Added |
| JustInvest LLC | 55,210 | $10.6M | 0.11% | −8,714−13.6% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 55,299 | $10.6M | 0.26% | +55,299 | New |
| B. Metzler seel. Sohn & Co. AG | 56,425 | $10.9M | 0.10% | +4,467+8.6% | Added |
| John G Ullman & Associates Inc | 56,718 | $10.9M | 1.47% | +3,736+7.1% | Added |
| Socorro Asset Management LP | 56,765 | $10.9M | 3.93% | +9,389+19.8% | Added |
| Kempen Capital Management N.V. | 57,228 | $11.0M | 0.10% | +1,482+2.7% | Added |
| Bogart Wealth, LLC | 57,423 | $11.0M | 0.45% | −140−0.2% | Reduced |
| Gilder Gagnon Howe & Co LLC | 57,435 | $11.0M | 0.11% | −277−0.5% | Reduced |
| Adelante Capital Management LLC | 57,567 | $11.1M | 0.76% | −5,431−8.6% | Reduced |
| Sterling Capital Management LLC | 57,749 | $11.1M | 0.16% | −3,242−5.3% | Reduced |
| Rafferty Asset Management, LLC | 58,319 | $11.2M | 0.04% | −1,015−1.7% | Reduced |
| Williams Jones Wealth Management, LLC. | 58,476 | $11.2M | 0.13% | −132−0.2% | Reduced |
| Stack Financial Management, Inc | 59,110 | $11.4M | 0.94% | +200+0.3% | Added |
| Keybank National Association | 59,575 | $11.5M | 0.04% | −9,905−14.3% | Reduced |
| Fiduciary Trust Co | 59,674 | $11.5M | 0.13% | −1,657−2.7% | Reduced |
| Bath Savings Trust Co | 59,760 | $11.5M | 1.14% | −1,904−3.1% | Reduced |
| Wedge Capital Management L L P | 59,832 | $11.5M | 0.19% | +6,828+12.9% | Added |
| Allianz SE | 59,889 | $11.5M | 0.24% | +310+0.5% | Added |
| Univest Financial Corp | 59,955 | $11.5M | 0.65% | −1,016−1.7% | Reduced |
| Cincinnati Insurance Co | 60,000 | $11.5M | 0.18% | 00.0% | Unchanged |
| Public Employees Retirement Association of Colorado | 60,242 | $11.6M | 0.04% | −1,648−2.7% | Reduced |
| ING Groep NV | 60,534 | $11.6M | 0.06% | +59,436+5,413.1% | Added |
| Cobblestone Capital Advisors LLC | 60,589 | $11.7M | 0.56% | −242−0.4% | Reduced |
| Integrated Wealth Concepts LLC | 60,637 | $11.7M | 0.10% | +6,862+12.8% | Added |
| TD Waterhouse Canada Inc. | 60,546 | $11.7M | 0.08% | +9,608+18.9% | Added |
| Cohen Klingenstein LLC | 60,914 | $11.7M | 0.37% | 00.0% | Unchanged |
| Commerzbank Aktiengesellschaft | 61,397 | $11.8M | 0.25% | +29,486+92.4% | Added |
| Edge Wealth Management LLC | 62,286 | $12.0M | 2.12% | −553−0.9% | Reduced |
| Entropy Technologies, LP | 62,541 | $12.0M | 0.90% | +62,541 | New |
| GWM Advisors LLC | 62,976 | $12.1M | 0.06% | −14,284−18.5% | Reduced |
| Aew Capital Management L P | 63,110 | $12.1M | 0.68% | +63,110 | New |
| Capital Analysts, LLC | 64,152 | $12.3M | 0.36% | +5,359+9.1% | Added |
| Erste Asset Management GmbH | 63,930 | $12.4M | 0.12% | −21,656−25.3% | Reduced |
| Washington Trust Co | 64,836 | $12.5M | 0.41% | −154−0.2% | Reduced |
| TCW Group Inc | 65,155 | $12.5M | 0.10% | −603−0.9% | Reduced |
| Baillie Gifford & Co | 65,268 | $12.6M | 0.01% | −2,550−3.8% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 65,294 | $12.6M | 0.10% | +2,131+3.4% | Added |
| Badgley Phelps Wealth Managers, LLC | 64,877 | $12.6M | 0.26% | −392−0.6% | Reduced |
| Davis Selected Advisers | 65,670 | $12.6M | 0.07% | −25,980−28.3% | Reduced |
| Pinnacle Financial Partners Inc | 65,961 | $12.7M | 0.30% | −698−1.0% | Reduced |
| Janney Capital Management LLC | 66,105 | $12.7M | 0.79% | +17,398+35.7% | Added |
| Vinva Investment Management Ltd | 66,223 | $12.9M | 0.26% | +12,763+23.9% | Added |
| Investment Management Corp of Ontario | 67,010 | $12.9M | 0.20% | +34,901+108.7% | Added |
| Heitman Real Estate Securities LLC | 67,339 | $13.0M | 0.88% | +15,618+30.2% | Added |
| Vantage Investment Partners, LLC | 67,498 | $13.0M | 0.89% | 00.0% | Unchanged |
| Cullen/Frost Bankers, Inc. | 67,531 | $13.0M | 0.15% | +2,792+4.3% | Added |
| Anchor Capital Advisors LLC | 67,667 | $13.0M | 0.38% | −610−0.9% | Reduced |
| New York Life Investment Management LLC | 68,291 | $13.1M | 0.12% | −1,799−2.6% | Reduced |
| Worldquant Millennium Advisors LLC | 69,068 | $13.3M | 0.06% | +58,714+567.1% | Added |
| Schonfeld Strategic Advisors LLC | 70,212 | $13.5M | 0.09% | −84,113−54.5% | Reduced |
| La Banque Postale Asset Management SA | 70,685 | $13.6M | 0.17% | +294+0.4% | Added |
| Yousif Capital Management, LLC | 70,781 | $13.6M | 0.15% | −3,482−4.7% | Reduced |
| Advisor Group Holdings, Inc. | 69,146 | $13.7M | 0.02% | −4,445−6.0% | Reduced |
| First Horizon Corp | 71,555 | $13.8M | 0.65% | +71,555 | New |
| Wallington Asset Management, LLC | 71,601 | $13.8M | 1.79% | −312−0.4% | Reduced |
| Point72 (DIFC) Ltd | 71,949 | $13.8M | 0.96% | +70,518+4,927.9% | Added |
| Stephens Inc | 72,977 | $14.1M | 0.18% | +1,239+1.7% | Added |
| Renaissance Technologies LLC | 74,939 | $14.4M | 0.02% | +74,939 | New |
| Bank of Nova Scotia | 75,222 | $14.5M | 0.03% | +17,134+29.5% | Added |
| Police & Firemen's Retirement System of New Jersey | 75,548 | $14.5M | 0.12% | +4,473+6.3% | Added |
| Vestcor Inc | 75,624 | $14.5M | 0.43% | −2,664−3.4% | Reduced |
| LGT Group Foundation | 75,950 | $14.7M | 0.17% | +16,518+27.8% | Added |
| Resona Asset Management Co.,Ltd. | 76,075 | $14.7M | 0.07% | −2,933−3.7% | Reduced |
| Fjarde Ap-Fonden /Fourth Swedish National Pension Fund | 77,184 | $14.8M | 0.13% | +1,700+2.3% | Added |
| Utah Retirement Systems | 77,299 | $14.9M | 0.14% | +301+0.4% | Added |
| Evelyn Partners Investment Management LLP | 78,580 | $15.1M | 0.43% | −7,597−8.8% | Reduced |
| CIBC Asset Management Inc | 78,684 | $15.1M | 0.04% | +1,857+2.4% | Added |
| Knights of Columbus Asset Advisors LLC | 78,927 | $15.2M | 0.87% | −22,883−22.5% | Reduced |
| Guggenheim Capital LLC | 80,056 | $15.4M | 0.11% | +13,947+21.1% | Added |
| USS Investment Management Ltd | 80,123 | $15.4M | 0.07% | 00.0% | Unchanged |
| Jennison Associates LLC | 80,442 | $15.5M | 0.01% | −3,359−4.0% | Reduced |
| Barton Investment Management | 81,078 | $15.6M | 1.59% | −1,555−1.9% | Reduced |
| Jump Financial, LLC | 83,163 | $16.0M | 0.20% | +80,201+2,707.7% | Added |
| River Road Asset Management, LLC | 83,424 | $16.0M | 0.18% | −1,152−1.4% | Reduced |
| Andra AP-fonden | 84,089 | $16.2M | 0.21% | −14,500−14.7% | Reduced |
| Motley Fool Asset Management LLC | 84,374 | $16.2M | 0.67% | +5,797+7.4% | Added |
| Capital Fund Management S.A. | 84,705 | $16.3M | 0.16% | −2,971−3.4% | Reduced |
| Quantinno Capital Management LP | 85,309 | $16.4M | 0.04% | +3,407+4.2% | Added |
| Ci Investments Inc. | 86,246 | $16.6M | 0.06% | +2,016+2.4% | Added |
| Scotia Capital Inc. | 86,286 | $16.6M | 0.07% | +1,153+1.4% | Added |
| Easterly Investment Partners LLC | 86,660 | $16.7M | 1.13% | +2,260+2.7% | Added |
| Varma Mutual Pension Insurance Co | 87,806 | $16.9M | 0.11% | +7,000+8.7% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 88,090 | $16.9M | 0.98% | +870+1.0% | Added |
| Wealthfront Advisers LLC | 88,659 | $17.1M | 0.04% | −277−0.3% | Reduced |
| Kovitz Investment Group Partners, LLC | 88,975 | $17.1M | 0.07% | +2,947+3.4% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 89,469 | $17.2M | 0.07% | −4,342−4.6% | Reduced |
| Swiss Life Asset Management Ltd | 89,529 | $17.2M | 0.09% | +4,122+4.8% | Added |
| Rockbridge Capital Management LLC | 90,174 | $17.3M | 10.24% | −1,552−1.7% | Reduced |