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, Q2 2021
Institutional positions in American Tower Corp as of Jun 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
- 1,656
- +62 vs. Q1 2021
- Shares held
- 413.4M
- +13.7M (+3.4%) vs. Q1 2021
- Total value
- $111.7B
- +$16.2B (+17.0%) vs. Q1 2021
- New holders
- 158
- 728 more added
- Sold out
- 96
- 504 more reduced
19 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Sandy Spring Bank | 38,781 | $10.5M | 0.56% | +874+2.3% | Added |
| Manor Road Capital Partners, LLC | 38,000 | $10.3M | 7.97% | −17,000−30.9% | Reduced |
| B&I Capital AG | 37,785 | $10.2M | 2.71% | −5,000−11.7% | Reduced |
| Oregon Public Employees Retirement Fund | 37,632 | $10.2M | 0.11% | +700+1.9% | Added |
| Norinchukin Bank, The | 37,622 | $10.2M | 0.15% | +653+1.8% | Added |
| Nippon Life Global Investors Americas, Inc. | 37,460 | $10.1M | 0.50% | 00.0% | Unchanged |
| ING Groep NV | 37,344 | $10.1M | 0.16% | +7,921+26.9% | Added |
| Aptus Capital Advisors, LLC | 37,173 | $10.1M | 0.46% | +4,581+14.1% | Added |
| Candriam Luxembourg S.C.A. | 37,018 | $10.0M | 0.07% | −37,858−50.6% | Reduced |
| McCollum Christoferson Group LLC | 36,866 | $9.96M | 2.37% | −35−0.1% | Reduced |
| Gofen & Glossberg LLC | 36,631 | $9.90M | 0.24% | −55−0.1% | Reduced |
| Cullinan Associates Inc | 36,537 | $9.87M | 0.55% | +1,686+4.8% | Added |
| Wilbanks Smith & Thomas Asset Management LLC | 36,491 | $9.86M | 0.39% | +2,725+8.1% | Added |
| Rafferty Asset Management, LLC | 36,317 | $9.81M | 0.06% | +12,563+52.9% | Added |
| Lowe Brockenbrough & Co Inc | 36,309 | $9.81M | 0.88% | +469+1.3% | Added |
| Tower Research Capital LLC (TRC) | 35,457 | $9.58M | 0.25% | −16,995−32.4% | Reduced |
| Smith Asset Management Group LP | 35,303 | $9.54M | 0.47% | −160−0.5% | Reduced |
| Mirabella Financial Services LLP | 24,262 | $9.51M | 1.83% | +9,225+61.3% | Added |
| Whittier Trust Co of Nevada Inc | 35,171 | $9.50M | 0.40% | −846−2.3% | Reduced |
| Doyle Wealth Management | 35,155 | $9.50M | 0.79% | +4,210+13.6% | Added |
| Maryland State Retirement & Pension System | 34,428 | $9.49M | 0.31% | +615+1.8% | Added |
| FDx Advisors, Inc. | 34,824 | $9.41M | 0.31% | +8,253+31.1% | Added |
| Northwest & Ethical Investments L.P. | 34,539 | $9.33M | 0.30% | −9,204−21.0% | Reduced |
| Lazard Asset Management LLC | 34,503 | $9.32M | 0.01% | −6,917−16.7% | Reduced |
| HM Payson & Co | 34,467 | $9.31M | 0.23% | +390+1.1% | Added |
| Exencial Wealth Advisors, LLC | 33,760 | $9.12M | 0.49% | +2,551+8.2% | Added |
| Bank of the West | 33,704 | $9.11M | 0.93% | +1,543+4.8% | Added |
| Gamble Jones Investment Counsel | 33,647 | $9.09M | 0.59% | +236+0.7% | Added |
| BLB&B Advisors, LLC | 33,114 | $8.95M | 0.65% | +192+0.6% | Added |
| Girard Partners Ltd. | 32,947 | $8.90M | 1.14% | +9,242+39.0% | Added |
| Adviser Investments LLC | 32,937 | $8.90M | 0.66% | +1,213+3.8% | Added |
| Simplex Trading, LLC | 32,915 | $8.89M | 0.32% | +8,136+32.8% | Added |
| RiverPark Advisors, LLC | 32,876 | $8.88M | 1.13% | 00.0% | Unchanged |
| CWM Advisors, LLC | 32,071 | $8.66M | 1.14% | +2,750+9.4% | Added |
| Gabelli Funds LLC | 31,613 | $8.54M | 0.05% | 00.0% | Unchanged |
| Elo Mutual Pension Insurance Co | 31,204 | $8.43M | 0.28% | −843−2.6% | Reduced |
| Segment Wealth Management, LLC | 31,125 | $8.41M | 1.00% | +1,150+3.8% | Added |
| Landsberg, Bennett, & Dubbaneh LLC | 30,511 | $8.32M | 1.08% | +209+0.7% | Added |
| Kempen Capital Management N.V. | 30,803 | $8.32M | 0.30% | +2,747+9.8% | Added |
| Oxbow Advisors, LLC | 30,780 | $8.31M | 0.86% | +493+1.6% | Added |
| Mariner, LLC | 30,576 | $8.26M | 0.05% | +3,338+12.3% | Added |
| Wilkins Investment Counsel Inc | 30,473 | $8.23M | 2.02% | −130−0.4% | Reduced |
| Torray LLC | 30,326 | $8.19M | 1.20% | −745−2.4% | Reduced |
| New Mexico Educational Retirement Board | 30,268 | $8.18M | 0.28% | +2,200+7.8% | Added |
| Kesler, Norman & Wride, LLC | 28,842 | $8.16M | 1.88% | −60−0.2% | Reduced |
| First Horizon Corp | 30,112 | $8.13M | 0.73% | +1,280+4.4% | Added |
| Alexandria Capital, LLC | 30,097 | $8.13M | 0.75% | −2,634−8.0% | Reduced |
| Cincinnati Specialty Underwriters Insurance CO | 30,000 | $8.10M | 3.30% | 00.0% | Unchanged |
| Jupiter Wealth Management LLC | 28,510 | $8.04M | 3.85% | −1,392−4.7% | Reduced |
| Synergy Financial Management, LLC | 29,445 | $7.96M | 2.11% | +2,085+7.6% | Added |
| Heritage Trust Co | 29,340 | $7.93M | 1.13% | +1,845+6.7% | Added |
| National Asset Management, Inc. | 29,555 | $7.92M | 0.26% | +4,301+17.0% | Added |
| Commerce Bank | 29,195 | $7.89M | 0.06% | −1,272−4.2% | Reduced |
| B. Metzler seel. Sohn & Co. Holding AG | 29,092 | $7.86M | 0.12% | +139+0.5% | Added |
| Forward Management, LLC | 29,000 | $7.83M | 0.86% | +29,000 | New |
| PFS Investments Inc. | 28,124 | $7.83M | 0.18% | +9,541+51.3% | Added |
| NBW Capital LLC | 28,744 | $7.76M | 1.89% | −3,314−10.3% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 28,728 | $7.76M | 0.18% | −462−1.6% | Reduced |
| Copeland Capital Management, LLC | 28,520 | $7.70M | 0.23% | +480+1.7% | Added |
| Eagle Global Advisors LLC | 28,425 | $7.68M | 0.50% | +520+1.9% | Added |
| Louisiana State Employees Retirement System | 28,300 | $7.64M | 0.19% | +800+2.9% | Added |
| Howard Hughes Medical Institute | 27,500 | $7.43M | 2.48% | 00.0% | Unchanged |
| Telemus Capital, LLC | 27,495 | $7.43M | 0.54% | −8,287−23.2% | Reduced |
| Hoylecohen, LLC | 27,470 | $7.42M | 0.70% | −99−0.4% | Reduced |
| Univest Financial Corp | 27,362 | $7.39M | 2.03% | −1,549−5.4% | Reduced |
| W.G. Shaheen & Associates DBA Whitney & Co | 27,301 | $7.38M | 1.18% | +310+1.1% | Added |
| Knuff & Co LLC | 27,200 | $7.35M | 2.73% | −873−3.1% | Reduced |
| Sargent Bickham Lagudis LLC | 27,042 | $7.30M | 0.60% | −87−0.3% | Reduced |
| Northstar Asset Management LLC | 27,002 | $7.29M | 1.92% | −20−0.1% | Reduced |
| D L Carlson Investment Group Inc | 26,896 | $7.27M | 1.26% | −89−0.3% | Reduced |
| Old Mission Capital LLC | 26,770 | $7.23M | 0.26% | +26,770 | New |
| UBS Oconnor LLC | 26,765 | $7.23M | 0.06% | +17,165+178.8% | Added |
| Kentucky Retirement Systems | 26,478 | $7.15M | 0.34% | +708+2.7% | Added |
| Mader & Shannon Wealth Management, Inc. | 26,272 | $7.10M | 3.66% | +328+1.3% | Added |
| Cerity Partners LLC | 26,158 | $7.07M | 0.15% | −32,480−55.4% | Reduced |
| NewEdge Wealth, LLC | 26,003 | $7.03M | 0.54% | +1,435+5.8% | Added |
| FRG Family Wealth Advisors LLC | 25,957 | $7.01M | 1.33% | 00.0% | Unchanged |
| Segall Bryant & Hamill, LLC | 25,796 | $6.98M | 0.07% | −325−1.2% | Reduced |
| Sowell Financial Services LLC | 25,498 | $6.92M | 0.46% | −3,507−12.1% | Reduced |
| Comerica Securities,inc. | 25,318 | $6.87M | 0.52% | +35+0.1% | Added |
| Kovitz Investment Group Partners, LLC | 25,315 | $6.84M | 0.14% | +7,468+41.8% | Added |
| Capital Analysts, LLC | 25,215 | $6.81M | 0.46% | +1,024+4.2% | Added |
| Steward Partners Investment Advisory, LLC | 25,207 | $6.81M | 0.12% | −8,904−26.1% | Reduced |
| NJ State Employees Deferred Compensation Plan | 25,200 | $6.81M | 0.91% | 00.0% | Unchanged |
| Premier Fund Managers Ltd | 24,733 | $6.75M | 0.23% | −1,578−6.0% | Reduced |
| L & S Advisors Inc | 24,962 | $6.74M | 0.73% | −902−3.5% | Reduced |
| QS Investors, LLC | 24,685 | $6.67M | 0.08% | −2,213−8.2% | Reduced |
| ARS Investment Partners, LLC | 24,582 | $6.64M | 0.68% | +6,094+33.0% | Added |
| Hills Bank & Trust Co | 24,304 | $6.57M | 1.00% | +67+0.3% | Added |
| GWM Advisors LLC | 24,169 | $6.53M | 0.17% | +1,195+5.2% | Added |
| Selkirk Management LLC | 24,150 | $6.52M | 2.37% | −15,000−38.3% | Reduced |
| First National Bank of Omaha | 26,794 | $6.41M | 0.33% | 00.0% | Unchanged |
| South Dakota Investment Council | 23,574 | $6.37M | 0.11% | +300+1.3% | Added |
| Moody Lynn & Lieberson, LLC | 23,547 | $6.36M | 0.48% | +17,439+285.5% | Added |
| GEM Realty Capital | 23,537 | $6.36M | 4.04% | 00.0% | Unchanged |
| Great Lakes Advisors, LLC | 23,460 | $6.34M | 0.10% | +792+3.5% | Added |
| Forbes J M & Co LLP | 23,013 | $6.22M | 0.78% | +27+0.1% | Added |
| Crestwood Advisors Group LLC | 22,913 | $6.19M | 0.18% | +110.0% | Added |
| Miller Howard Investments Inc | 22,892 | $6.18M | 0.25% | +883+4.0% | Added |
| Security Asset Management | 22,778 | $6.15M | 2.42% | +188+0.8% | Added |