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
- −24 vs. Q2 2025
- Shares held
- 429.3M
- −648.5K (−0.2%) vs. Q2 2025
- Total value
- $82.5B
- −$12.4B (−13.1%) vs. Q2 2025
- New holders
- 132
- 648 more added
- Sold out
- 156
- 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 | 1,852 | $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, 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 |
|---|---|---|---|---|---|
| Fullerton Fund Management Co Ltd. | 2,665 | $512.5K | 0.02% | +2,665 | New |
| Warwick Investment Management, Inc. | 2,666 | $512.7K | 0.09% | +2,666 | New |
| Lincoln Capital LLC | 2,700 | $513.6K | 0.10% | 00.0% | Unchanged |
| Sigma Planning Corp | 2,685 | $516.5K | 0.01% | −339−11.2% | Reduced |
| Schnieders Capital Management, LLC. | 2,700 | $519.3K | 0.09% | +2,700 | New |
| Renasant Bank | 2,715 | $522.1K | 0.33% | +18+0.7% | Added |
| Venture Visionary Partners LLC | 2,718 | $522.7K | 0.02% | −712−20.8% | Reduced |
| Astoria Portfolio Advisors LLC. | 2,825 | $524.2K | 0.14% | +1,024+56.9% | Added |
| TownSquare Capital, LLC | 2,735 | $526.0K | 0.08% | −2,695−49.6% | Reduced |
| Nilsine Partners, LLC | 2,740 | $527.0K | 0.05% | −540−16.5% | Reduced |
| Revisor Wealth Management LLC | 2,825 | $527.8K | 0.18% | +308+12.2% | Added |
| First Affirmative Financial Network | 2,754 | $529.6K | 0.25% | +73+2.7% | Added |
| Capital Insight Partners, LLC | 2,760 | $530.8K | 0.09% | −346−11.1% | Reduced |
| Western Wealth Management, LLC | 2,772 | $533.0K | 0.03% | −13−0.5% | Reduced |
| Lynx Capital Group Ltd | 2,786 | $535.8K | 0.25% | 00.0% | Unchanged |
| Heritage Wealth Management, Inc. | 2,805 | $539.5K | 0.16% | 00.0% | Unchanged |
| Heartland Bank & Trust Co | 2,813 | $541.0K | 0.22% | +12+0.4% | Added |
| Wealthcare Advisory Partners LLC | 2,827 | $543.8K | 0.01% | −90−3.1% | Reduced |
| Principle Wealth Partners LLC | 2,857 | $549.5K | 0.03% | −260−8.3% | Reduced |
| Wedmont Private Capital | 2,951 | $551.7K | 0.02% | −291−9.0% | Reduced |
| Farmers & Merchants Trust Co of Long Beach | 2,888 | $555.4K | 0.12% | −530−15.5% | Reduced |
| Keel Point, LLC | 2,892 | $556.1K | 0.03% | −141−4.6% | Reduced |
| Private Trust Co NA | 2,905 | $558.7K | 0.05% | −2,384−45.1% | Reduced |
| Avalon Trust Co | 2,914 | $560.4K | 0.04% | −1,761−37.7% | Reduced |
| Richard W. Paul & Associates, LLC | 2,921 | $561.8K | 0.19% | +432+17.4% | Added |
| Headlands Technologies LLC | 2,926 | $562.7K | 0.04% | +2,678+1,079.8% | Added |
| Tred Avon Family Wealth, LLC | 2,956 | $568.5K | 0.20% | +2,956 | New |
| Hemenway Trust Co LLC | 2,992 | $575.4K | 0.04% | −245−7.6% | Reduced |
| Clarus Group, Inc. | 2,996 | $576.1K | 0.20% | +33+1.1% | Added |
| Mendel Money Management | 3,015 | $579.8K | 0.24% | +3,015 | New |
| Savvy Advisors, Inc. | 3,018 | $580.4K | 0.03% | −241−7.4% | Reduced |
| Buttonwood Financial Advisors Inc. | 3,019 | $580.7K | 0.20% | +2+0.1% | Added |
| Essex Financial Services, Inc. | 3,020 | $580.8K | 0.03% | −79−2.5% | Reduced |
| Mairs & Power Inc | 3,031 | $582.9K | 0.01% | +971+47.1% | Added |
| Intellus Advisors LLC | 3,056 | $587.7K | 0.08% | +18+0.6% | Added |
| Nordwand Advisors, LLC | 3,056 | $587.7K | 0.09% | +264+9.5% | Added |
| RFG Advisory, LLC | 3,103 | $596.7K | 0.01% | −298−8.8% | Reduced |
| Conning Inc. | 3,104 | $597.0K | 0.02% | 00.0% | Unchanged |
| J.Safra Asset Management Corp | 3,105 | $597.2K | 0.04% | +851+37.8% | Added |
| Daymark Wealth Partners, LLC | 3,109 | $598.0K | 0.02% | −300−8.8% | Reduced |
| Mendel Capital Management LLC | 3,114 | $598.9K | 0.31% | +8+0.3% | Added |
| Vista Cima Wealth Management LLC | 3,121 | $600.2K | 0.50% | +3,121 | New |
| Pitcairn Co | 3,124 | $600.8K | 0.05% | −1,057−25.3% | Reduced |
| Archer Investment Corp | 3,148 | $605.4K | 0.14% | +1,182+60.1% | Added |
| New England Research & Management, Inc. | 3,150 | $605.8K | 0.28% | 00.0% | Unchanged |
| Private Wealth Asset Management, LLC | 3,160 | $607.7K | 0.07% | 00.0% | Unchanged |
| Mattern Wealth Management LLC | 3,170 | $609.7K | 0.12% | −15−0.5% | Reduced |
| Aprio Wealth Management, LLC | 3,171 | $609.8K | 0.06% | +1,016+47.1% | Added |
| Sowell Financial Services LLC | 3,180 | $611.7K | 0.02% | −1,798−36.1% | Reduced |
| Livforsakringsbolaget Skandia, Omsesidigt | 3,197 | $619.1K | 0.02% | −100−3.0% | Reduced |
| First Financial Corp | 3,223 | $619.8K | 0.24% | +164+5.4% | Added |
| SRS Capital Advisors, Inc. | 3,232 | $621.7K | 0.01% | +2,393+285.2% | Added |
| Cornerstone Advisory, LLC | 3,234 | $621.9K | 0.06% | +17+0.5% | Added |
| Eisler Capital Management Ltd. | 3,272 | $629.3K | 0.01% | +2,751+528.0% | Added |
| Petros Family Wealth, LLC | 3,303 | $635.2K | 0.53% | +275+9.1% | Added |
| Main Street Financial Solutions, LLC | 3,304 | $635.4K | 0.04% | +466+16.4% | Added |
| Balboa Wealth Partners | 3,316 | $637.7K | 0.11% | +2+0.1% | Added |
| Hudson Valley Investment Advisors Inc | 3,323 | $639.1K | 0.07% | +26+0.8% | Added |
| Pinnacle Bancorp, Inc. | 3,327 | $639.8K | 0.19% | +119+3.7% | Added |
| Horst & Graben Wealth Management LLC | 3,330 | $640.4K | 0.10% | −23−0.7% | Reduced |
| Concurrent Investment Advisors, LLC | 3,344 | $643.0K | 0.01% | −355−9.6% | Reduced |
| Magnetar Financial LLC | 3,344 | $643.1K | 0.00% | +3,344 | New |
| Tacita Capital Inc | 3,346 | $643.5K | 0.39% | 00.0% | Unchanged |
| Clear Harbor Asset Management, LLC | 3,358 | $645.8K | 0.05% | −705−17.4% | Reduced |
| Elevated Capital Advisors, LLC | 3,365 | $647.2K | 0.16% | −506−13.1% | Reduced |
| XML Financial, LLC | 3,393 | $652.5K | 0.05% | +1,005+42.1% | Added |
| Mitchell Sinkler & Starr | 3,398 | $653.5K | 0.29% | 00.0% | Unchanged |
| Kornitzer Capital Management Inc | 3,400 | $653.9K | 0.01% | 00.0% | Unchanged |
| Fieldview Capital Management, LLC | 3,420 | $657.7K | 0.11% | +1,720+101.2% | Added |
| NBC Securities, Inc. | 3,425 | $658.8K | 0.05% | +1,621+89.9% | Added |
| Schwarz Dygos Wheeler Investment Advisors LLC | 3,437 | $661.0K | 0.14% | −63−1.8% | Reduced |
| SeaBridge Investment Advisors LLC | 3,450 | $663.5K | 0.11% | −342−9.0% | Reduced |
| Syon Capital LLC | 3,451 | $663.7K | 0.04% | +9+0.3% | Added |
| Foundations Investment Advisors, LLC | 3,486 | $670.5K | 0.01% | +245+7.6% | Added |
| Highline Wealth Partners LLC | 3,492 | $671.6K | 0.18% | −26−0.7% | Reduced |
| CNB Bank | 3,503 | $673.7K | 0.28% | +121+3.6% | Added |
| US Asset Management LLC | 3,505 | $674.1K | 0.55% | 00.0% | Unchanged |
| Clear Creek Financial Management, LLC | 3,525 | $678.0K | 0.06% | +586+19.9% | Added |
| International Assets Investment Management, LLC | 3,054 | $685.5K | 0.06% | 00.0% | Unchanged |
| Retirement Planning Co of New England, Inc. | 3,566 | $685.8K | 0.28% | +116+3.4% | Added |
| One + One Wealth Management, LLC | 3,568 | $686.2K | 0.33% | +115+3.3% | Added |
| Greenwich Wealth Management LLC | 3,582 | $689.0K | 0.03% | −415−10.4% | Reduced |
| American Investment Services, Inc. | 3,599 | $692.2K | 0.17% | −468−11.5% | Reduced |
| Sienna Gestion | 3,954 | $693.3K | 0.05% | 00.0% | Unchanged |
| Ridgewood Investments LLC | 3,606 | $693.5K | 0.29% | −90−2.4% | Reduced |
| First Pacific Financial | 3,632 | $698.5K | 0.10% | −21−0.6% | Reduced |
| Patten & Patten Inc | 3,644 | $700.8K | 0.04% | −1,620−30.8% | Reduced |
| S-Bank Fund Management Ltd | 3,649 | $701.8K | 0.09% | −47−1.3% | Reduced |
| Lederer & Associates Investment Counsel | 3,653 | $703.0K | 0.46% | −159−4.2% | Reduced |
| Graham Capital Management, L.P. | 3,660 | $703.9K | 0.03% | +3,660 | New |
| McDonald Partners LLC | 3,667 | $705.2K | 0.21% | −3,637−49.8% | Reduced |
| Harvest Fund Management Co., Ltd | 3,672 | $706.0K | 0.03% | −12,842−77.8% | Reduced |
| Legacy Trust | 3,672 | $706.2K | 0.14% | −46−1.2% | Reduced |
| LVM Capital Management Ltd | 3,682 | $708.0K | 0.07% | −2,313−38.6% | Reduced |
| Fortress Private Ledger, LLC | 3,686 | $708.9K | 0.26% | −66−1.8% | Reduced |
| Boston Private Wealth LLC | 3,710 | $713.6K | 0.04% | −148−3.8% | Reduced |
| Centurion Wealth Management LLC | 3,713 | $714.1K | 0.16% | −10−0.3% | Reduced |
| James Investment Research Inc | 3,717 | $714.9K | 0.08% | −348−8.6% | Reduced |
| Hilltop Holdings Inc. | 3,748 | $720.7K | 0.04% | −1,712−31.4% | Reduced |
| Polymer Capital Management (US) LLC | 3,755 | $722.2K | 0.10% | +3,755 | New |