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, 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 | 1,757 | $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, 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 |
|---|---|---|---|---|---|
| Warren Averett Asset Management, LLC | 45,679 | $7.88M | 0.06% | +4,775+11.7% | Added |
| Sterling Capital Management LLC | 45,618 | $7.87M | 0.15% | −9,250−16.9% | Reduced |
| Snowden Capital Advisors LLC | 45,066 | $7.78M | 0.21% | +4,355+10.7% | Added |
| Northwestern Mutual Wealth Management Co | 44,656 | $7.71M | 0.00% | +193+0.4% | Added |
| Andra AP-fonden | 44,585 | $7.69M | 0.10% | −79,015−63.9% | Reduced |
| Klingenstein Fields & Co LP | 44,330 | $7.65M | 0.30% | −1,070−2.4% | Reduced |
| Signal Advisors Wealth, LLC | 44,194 | $7.63M | 0.52% | −717−1.6% | Reduced |
| Glenmede Trust Co NA | 44,182 | $7.62M | 0.04% | −72,114−62.0% | Reduced |
| Ausbil Investment Management Ltd | 43,872 | $7.50M | 3.73% | +31,414+252.2% | Added |
| Advisory Services Network, LLC | 43,181 | $7.45M | 0.10% | +8,525+24.6% | Added |
| Easterly Investment Partners LLC | 43,162 | $7.38M | 0.56% | −10,018−18.8% | Reduced |
| Dividend Assets Capital, LLC | 42,665 | $7.36M | 1.47% | +6,006+16.4% | Added |
| T. Rowe Price Investment Management, Inc. | 42,423 | $7.32M | 0.01% | +442+1.1% | Added |
| Vanderbilt University | 42,295 | $7.30M | 1.39% | +740+1.8% | Added |
| Atria Investments LLC | 42,280 | $7.30M | 0.08% | +17,447+70.3% | Added |
| Bernzott Capital Advisors | 42,161 | $7.28M | 3.49% | +9,556+29.3% | Added |
| Aristotle Atlantic Partners, LLC | 42,000 | $7.25M | 0.34% | +2,000+5.0% | Added |
| Sone Capital Management, LLC | 41,835 | $7.22M | 0.61% | −64,542−60.7% | Reduced |
| Ilmarinen Mutual Pension Insurance Co | 41,779 | $7.21M | 0.06% | +12,830+44.3% | Added |
| Abn Amro Investment Solutions | 41,610 | $7.18M | 0.09% | +721+1.8% | Added |
| Lincluden Management Ltd | 41,505 | $7.16M | 0.76% | +1,995+5.0% | Added |
| Park National Corp | 40,737 | $7.03M | 0.21% | +1,113+2.8% | Added |
| Lighthouse Investment Partners, LLC | 40,616 | $7.01M | 0.26% | +31,674+354.2% | Added |
| Jennison Associates LLC | 40,250 | $6.95M | 0.00% | −17,705−30.5% | Reduced |
| 1832 Asset Management L.P. | 39,793 | $6.87M | 0.01% | +6,820+20.7% | Added |
| Rafferty Asset Management, LLC | 39,772 | $6.86M | 0.03% | −14,731−27.0% | Reduced |
| Edgestream Partners, L.P. | 39,582 | $6.83M | 0.22% | +25,821+187.6% | Added |
| Osmosis Investment Management UK Ltd | 39,153 | $6.76M | 0.18% | +10,622+37.2% | Added |
| Metis Global Partners, LLC | 39,028 | $6.74M | 0.17% | −2,526−6.1% | Reduced |
| Zions Bancorporation, National Association | 38,365 | $6.62M | 0.43% | +33,880+755.4% | Added |
| Nicholas Company, Inc. | 37,795 | $6.52M | 0.13% | 00.0% | Unchanged |
| HB Wealth Management, LLC | 37,770 | $6.52M | 0.04% | −2,244−5.6% | Reduced |
| Palisade Asset Management, LLC | 37,641 | $6.50M | 0.65% | +575+1.6% | Added |
| Commerzbank Aktiengesellschaft | 37,639 | $6.50M | 0.14% | −28,057−42.7% | Reduced |
| ING Groep NV | 37,377 | $6.45M | 0.04% | −23,124−38.2% | Reduced |
| Jacobs & Co | 37,254 | $6.43M | 0.63% | +1,321+3.7% | Added |
| Private Advisor Group, LLC | 37,134 | $6.41M | 0.03% | −637−1.7% | Reduced |
| AE Wealth Management LLC | 37,015 | $6.39M | 0.03% | +5,741+18.4% | Added |
| Level Four Advisory Services, LLC | 36,938 | $6.37M | 0.21% | +6,417+21.0% | Added |
| Oppenheimer & Co Inc | 36,874 | $6.36M | 0.08% | −2,329−5.9% | Reduced |
| Teachers Retirement System of the State of Kentucky | 36,670 | $6.33M | 0.05% | 00.0% | Unchanged |
| Gillson Capital LP | 36,600 | $6.32M | 0.52% | +36,600 | New |
| Toroso Investments, LLC | 36,457 | $6.27M | 0.02% | +10,189+38.8% | Added |
| Gotham Asset Management, LLC | 36,289 | $6.26M | 0.02% | −77,765−68.2% | Reduced |
| Gulf International Bank (UK) Ltd | 36,142 | $6.24M | 0.14% | +12,748+54.5% | Added |
| Crossmark Global Holdings, Inc. | 36,062 | $6.22M | 0.09% | −451−1.2% | Reduced |
| Vancity Investment Management Ltd | 36,057 | $6.22M | 0.99% | +219+0.6% | Added |
| Generali Asset Management SPA SGR | 36,038 | $6.22M | 0.13% | −14,112−28.1% | Reduced |
| FIL Ltd | 35,726 | $6.17M | 0.00% | −38,392−51.8% | Reduced |
| Mercer Global Advisors Inc | 35,715 | $6.16M | 0.01% | +1,341+3.9% | Added |
| Cambridge Investment Research Advisors, Inc. | 34,743 | $6.00M | 0.02% | +3,099+9.8% | Added |
| Oddo BHF Asset Management SAS | 34,704 | $5.99M | 0.24% | +1,402+4.2% | Added |
| Canal Capital Management, LLC | 34,471 | $5.95M | 0.81% | +15,520+81.9% | Added |
| Schroder Investment Management Group | 34,432 | $5.94M | 0.00% | −409−1.2% | Reduced |
| Commerce Bank | 34,344 | $5.93M | 0.03% | +18,603+118.2% | Added |
| Wedge Capital Management L L P | 34,328 | $5.92M | 0.11% | −14,659−29.9% | Reduced |
| CWM, LLC | 33,623 | $5.80M | 0.02% | −9,905−22.8% | Reduced |
| HM Payson & Co | 33,575 | $5.79M | 0.08% | −126−0.4% | Reduced |
| Payden & Rygel | 33,400 | $5.76M | 0.45% | +29,200+695.2% | Added |
| Allianz SE | 32,121 | $5.54M | 0.06% | −250−0.8% | Reduced |
| Parsons Capital Management Inc | 32,026 | $5.53M | 0.25% | −296−0.9% | Reduced |
| Bartlett & Co. Wealth Management LLC | 30,481 | $5.51M | 0.07% | −29,635−49.3% | Reduced |
| Evelyn Partners Investment Management LLP | 31,721 | $5.47M | 0.15% | −22,858−41.9% | Reduced |
| Blue Sparrow, LLC | 31,670 | $5.47M | 0.09% | +31,670 | New |
| Steward Partners Investment Advisory, LLC | 31,608 | $5.45M | 0.03% | +2,684+9.3% | Added |
| One Capital Management, LLC | 31,595 | $5.45M | 0.15% | +2,651+9.2% | Added |
| Prospect Capital Advisors, LLC | 31,440 | $5.43M | 3.02% | 00.0% | Unchanged |
| Employees Retirement System of Texas | 31,234 | $5.39M | 0.05% | 00.0% | Unchanged |
| NFJ Investment Group, LLC | 31,197 | $5.38M | 0.21% | −2,870−8.4% | Reduced |
| PEAK6 LLC | 31,009 | $5.35M | 0.15% | +15,399+98.6% | Added |
| Ally Financial Inc. | 31,000 | $5.35M | 0.67% | 00.0% | Unchanged |
| XTX Topco Ltd | 30,841 | $5.32M | 0.09% | −14,163−31.5% | Reduced |
| MidFirst Bank | 30,576 | $5.28M | 0.44% | +5,986+24.3% | Added |
| Hantz Financial Services, Inc. | 30,506 | $5.26M | 0.08% | +7,572+33.0% | Added |
| Harber Asset Management LLC | 30,176 | $5.21M | 3.33% | −15,657−34.2% | Reduced |
| Cincinnati Specialty Underwriters Insurance CO | 30,000 | $5.18M | 1.26% | 00.0% | Unchanged |
| Adell Harriman & Carpenter Inc | 29,930 | $5.17M | 0.32% | +900+3.1% | Added |
| Holocene Advisors, LP | 29,888 | $5.16M | 0.01% | −1,810−5.7% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 29,807 | $5.14M | 0.10% | −61,341−67.3% | Reduced |
| Taikang Asset Management (Hong Kong) Co Ltd | 29,303 | $5.06M | 0.50% | −901−3.0% | Reduced |
| Fiduciary Group LLC | 29,082 | $5.02M | 0.43% | −2,237−7.1% | Reduced |
| Sherman Porfolios, LLC | 29,056 | $5.01M | 0.38% | +29,056 | New |
| IMC-Chicago, LLC | 28,976 | $5.00M | 0.08% | +28,976 | New |
| Madison Asset Management, LLC | 28,568 | $4.93M | 0.06% | 00.0% | Unchanged |
| Naviter Wealth, LLC | 28,443 | $4.91M | 0.61% | +3,497+14.0% | Added |
| Mizuho Securities USA LLC | 28,302 | $4.88M | 0.12% | −5,785−17.0% | Reduced |
| LDR Capital Management LLC | 28,156 | $4.86M | 6.53% | +12,659+81.7% | Added |
| Hamilton Capital Partners Inc. | 28,089 | $4.85M | 0.16% | +4,833+20.8% | Added |
| Motley Fool Wealth Management, LLC | 27,840 | $4.80M | 0.54% | −9,977−26.4% | Reduced |
| Hartford Investment Management Co | 26,635 | $4.60M | 0.15% | −454−1.7% | Reduced |
| Roberts Wealth Advisors, LLC | 26,629 | $4.60M | 1.17% | +9,786+58.1% | Added |
| Coldstream Capital Management Inc | 26,413 | $4.56M | 0.06% | −1,280−4.6% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 26,651 | $4.55M | 0.01% | +4,912+22.6% | Added |
| Algert Global LLC | 26,325 | $4.54M | 0.07% | +4,827+22.5% | Added |
| DRW Securities, LLC | 26,104 | $4.51M | 0.25% | +24,787+1,882.1% | Added |
| Norinchukin Bank, The | 25,945 | $4.48M | 0.05% | +220+0.9% | Added |
| Kestra Advisory Services, LLC | 25,923 | $4.47M | 0.02% | −3,071−10.6% | Reduced |
| Hallmark Capital Management Inc | 25,862 | $4.46M | 0.29% | +25,862 | New |
| M. Kulyk & Associates, LLC | 25,790 | $4.45M | 0.83% | +1,302+5.3% | Added |
| Advisors Preferred, LLC | 25,236 | $4.36M | 0.65% | +25,236 | New |