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 2021
Institutional positions in American Tower Corp as of Sep 30, 2021. 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
- 1,678
- +47 vs. Q2 2021
- Shares held
- 412.7M
- −255.0K (−0.1%) vs. Q2 2021
- Total value
- $109.6B
- −$2.00B (−1.8%) vs. Q2 2021
- New holders
- 131
- 744 more added
- Sold out
- 84
- 529 more reduced
25 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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 2021
Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Lokken Investment Group LLC | 1,856 | $493.0K | 0.39% | −18−1.0% | Reduced |
| Aj Wealth Strategies, LLC | 1,863 | $494.0K | 0.03% | 00.0% | Unchanged |
| CoreFirst Bank & Trust | 1,865 | $495.0K | 0.34% | 00.0% | Unchanged |
| Green Harvest Asset Management LLC | 1,864 | $495.0K | 0.08% | +158+9.3% | Added |
| Systematic Alpha Investments, LLC | 1,764 | $497.0K | 0.02% | −110−5.9% | Reduced |
| Assetmark, Inc | 1,877 | $498.0K | 0.00% | −279−12.9% | Reduced |
| Bard Financial Services, Inc. | 1,875 | $498.0K | 0.04% | +50+2.7% | Added |
| Caxton Associates LP | 1,883 | $500.0K | 0.07% | +1,883 | New |
| Fundamentun, LLC | 1,882 | $500.0K | 0.09% | +1,882 | New |
| Quilter Plc | 1,898 | $504.0K | 0.01% | −142−7.0% | Reduced |
| Coastline Trust Co | 1,900 | $504.0K | 0.06% | −20−1.0% | Reduced |
| Procyon Private Wealth Partners, LLC | 1,904 | $505.0K | 0.13% | +96+5.3% | Added |
| Tufton Capital Management | 1,905 | $505.0K | 0.09% | +320+20.2% | Added |
| Wealth Alliance Advisory Group, LLC | 1,917 | $509.0K | 0.25% | −2−0.1% | Reduced |
| Rathbone Brothers plc | 1,922 | $510.0K | 0.01% | +650+51.1% | Added |
| Cutter & CO Brokerage, Inc. | 1,929 | $512.0K | 0.12% | +315+19.5% | Added |
| Baillie Gifford & Co | 1,930 | $512.0K | 0.00% | +1,930 | New |
| Ritholtz Wealth Management | 1,935 | $513.0K | 0.04% | +267+16.0% | Added |
| Sheets Smith Wealth Management | 1,936 | $514.0K | 0.07% | +2+0.1% | Added |
| Farmers & Merchants Investments Inc | 1,935 | $514.0K | 0.02% | +797+70.0% | Added |
| Bayesian Capital Management, LP | 1,937 | $514.0K | 0.15% | +1,937 | New |
| Archer Investment Corp | 1,940 | $514.9K | 0.19% | +100+5.4% | Added |
| Tiemann Investment Advisors, LLC | 1,944 | $516.0K | 0.25% | +3+0.2% | Added |
| Covenant Multifamily Offices, LLC | 1,960 | $519.0K | 0.09% | +11+0.6% | Added |
| Salem Investment Counselors Inc | 1,959 | $520.0K | 0.03% | −130−6.2% | Reduced |
| Institute for Wealth Management, LLC. | 1,964 | $521.0K | 0.09% | −84−4.1% | Reduced |
| Martingale Asset Management L P | 1,961 | $521.0K | 0.01% | 00.0% | Unchanged |
| Howard Capital Management Group, LLC | 1,968 | $522.0K | 0.05% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 1,966 | $522.0K | 0.06% | +1,966 | New |
| Tributary Capital Management, LLC | 1,970 | $523.0K | 0.04% | 00.0% | Unchanged |
| Eii Capital Management, Inc. | 1,971 | $523.0K | 0.25% | +55+2.9% | Added |
| Coyle Financial Counsel LLC | 1,980 | $526.0K | 0.31% | +1,980 | New |
| Cliftonlarsonallen Wealth Advisors, LLC | 1,987 | $527.0K | 0.02% | +51+2.6% | Added |
| Sound View Wealth Advisors Group, LLC | 1,996 | $530.0K | 0.11% | −32−1.6% | Reduced |
| Roof Eidam & Maycock | 2,002 | $531.0K | 0.20% | 00.0% | Unchanged |
| Bluesphere Advisors, LLC | 2,000 | $531.0K | 0.51% | 00.0% | Unchanged |
| Financial Consulate, Inc | 2,005 | $532.0K | 0.19% | +169+9.2% | Added |
| Mairs & Power Inc | 2,020 | $536.0K | 0.01% | −758−27.3% | Reduced |
| Endurance Wealth Management, Inc. | 2,018 | $536.0K | 0.06% | 00.0% | Unchanged |
| Empowered Funds, LLC | 2,023 | $537.0K | 0.07% | +846+71.9% | Added |
| Cutler Group LP | 2,034 | $539.0K | 0.04% | −610−23.1% | Reduced |
| Ahrens Investment Partners LLC | 2,030 | $539.0K | 0.26% | −190−8.6% | Reduced |
| First Financial Corp | 2,038 | $541.0K | 0.36% | −91−4.3% | Reduced |
| Enterprise Financial Services Corp | 2,044 | $542.0K | 0.07% | +19+0.9% | Added |
| Ithaka Group LLC | 2,050 | $544.0K | 0.07% | 00.0% | Unchanged |
| D.B. Root & Company, LLC | 2,066 | $548.0K | 0.21% | −314−13.2% | Reduced |
| Newman Dignan & Sheerar, Inc. | 2,063 | $548.0K | 0.18% | 00.0% | Unchanged |
| Independent Financial Group, LLC | 2,071 | $549.8K | 0.06% | +276+15.4% | Added |
| Allen Capital Group, LLC | 2,082 | $553.0K | 0.11% | 00.0% | Unchanged |
| Sequent Asset Management, LLC | 2,096 | $556.0K | 0.32% | +76+3.8% | Added |
| AGF Investments LLC | 2,117 | $562.0K | 0.06% | +396+23.0% | Added |
| Baldwin Brothers Inc | 2,129 | $565.0K | 0.06% | 00.0% | Unchanged |
| Stonnington Group, LLC | 2,162 | $567.0K | 0.13% | 00.0% | Unchanged |
| Ategra Capital Management, LLC | 2,137 | $567.4K | 0.29% | 00.0% | Unchanged |
| Altfest L J & Co Inc | 2,148 | $570.0K | 0.12% | −3,640−62.9% | Reduced |
| Hilltop Holdings Inc. | 2,147 | $570.0K | 0.06% | +84+4.1% | Added |
| Summit Financial, LLC | 2,141 | $571.1K | 0.05% | +1,256+141.9% | Added |
| Platte River Wealth Advisors, LLC | 2,169 | $576.0K | 0.21% | +40+1.9% | Added |
| Washington Trust Bank | 2,173 | $577.0K | 0.07% | −543−20.0% | Reduced |
| Platform Technology Partners | 2,181 | $579.0K | 0.26% | −260−10.7% | Reduced |
| Glenview Trust Co | 2,181 | $579.0K | 0.02% | 00.0% | Unchanged |
| Calamos Wealth Management LLC | 2,184 | $580.0K | 0.05% | −1,663−43.2% | Reduced |
| Orion Portfolio Solutions, LLC | 2,197 | $583.0K | 0.02% | +360+19.6% | Added |
| Whalerock Point Partners, LLC | 2,202 | $584.0K | 0.23% | +10.0% | Added |
| Foundations Investment Advisors, LLC | 2,215 | $586.0K | 0.03% | +464+26.5% | Added |
| Thomas White International Ltd | 2,213 | $587.0K | 0.09% | 00.0% | Unchanged |
| Abbrea Capital, LLC | 2,226 | $594.0K | 0.09% | −25−1.1% | Reduced |
| Kelman-Lazarov, Inc. | 2,248 | $597.0K | 0.21% | −29−1.3% | Reduced |
| Ferris Capital, LLC | 2,191 | $597.0K | 0.13% | +2,191 | New |
| Edmond de Rothschild Holding S.A. | 2,255 | $598.0K | 0.01% | +25+1.1% | Added |
| Johnson Financial Group, Inc. | 2,266 | $601.0K | 0.04% | +189+9.1% | Added |
| J. W. Coons Advisors, LLC | 2,259 | $602.0K | 0.21% | +703+45.2% | Added |
| Pinnacle Associates Ltd | 2,273 | $603.0K | 0.01% | +3+0.1% | Added |
| West Oak Capital, LLC | 3,598 | $607.0K | 0.24% | −90−2.4% | Reduced |
| Aries Wealth Management | 2,300 | $610.0K | 0.26% | +713+44.9% | Added |
| Ninety One SA (PTY) Ltd | 2,267 | $611.0K | 0.24% | −3,519−60.8% | Reduced |
| Prio Wealth Limited Partnership | 2,302 | $611.0K | 0.02% | +144+6.7% | Added |
| Maryland Capital Management | 2,327 | $618.0K | 0.04% | −114−4.7% | Reduced |
| Courier Capital LLC | 2,330 | $618.0K | 0.06% | −97−4.0% | Reduced |
| Paloma Partners Management Co | 2,327 | $618.0K | 0.03% | +1,405+152.4% | Added |
| East Coast Asset Management, LLC. | 2,335 | $620.0K | 0.15% | 00.0% | Unchanged |
| Vantage Financial Partners Ltd., Inc. | 2,350 | $624.0K | 0.33% | −225−8.7% | Reduced |
| Fairfield, Bush & Co. | 2,354 | $624.0K | 0.20% | 00.0% | Unchanged |
| Brookstone Capital Management | 2,370 | $626.0K | 0.01% | +824+53.3% | Added |
| Cornell Pochily Investment Advisors, Inc. | 2,361 | $627.0K | 0.27% | −23−1.0% | Reduced |
| Weatherly Asset Management L. P. | 2,372 | $630.0K | 0.08% | 00.0% | Unchanged |
| Columbia Asset Management | 2,379 | $631.0K | 0.14% | +595+33.4% | Added |
| REDW Wealth LLC | 2,384 | $633.0K | 0.20% | −10−0.4% | Reduced |
| RFG Advisory, LLC | 2,390 | $634.0K | 0.05% | −47−1.9% | Reduced |
| Amica Retiree Medical Trust | 2,393 | $635.0K | 0.57% | −1,058−30.7% | Reduced |
| Castle Rock Wealth Management, LLC | 2,280 | $635.0K | 0.22% | +10.0% | Added |
| Elevated Capital Advisors, LLC | 2,394 | $635.0K | 0.22% | +2,394 | New |
| Caz Investments LP | 2,400 | $637.0K | 0.82% | 00.0% | Unchanged |
| Burns Matteson Capital Management, LLC | 2,401 | $637.2K | 0.48% | +533+28.5% | Added |
| BSW Wealth Partners | 2,412 | $640.0K | 0.18% | +365+17.8% | Added |
| Principal Street Partners, LLC | 2,411 | $641.0K | 0.17% | −587−19.6% | Reduced |
| Atlantic Union Bankshares Corp | 2,426 | $644.0K | 0.06% | −19−0.8% | Reduced |
| Founders Financial Securities LLC | 2,440 | $647.0K | 0.13% | +10.0% | Added |
| ArrowMark Colorado Holdings LLC | 2,443 | $648.0K | 0.01% | −874−26.3% | Reduced |
| Altium Wealth Management LLC | 2,440 | $648.0K | 0.05% | −10−0.4% | Reduced |