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, Q4 2025
Institutional positions in American Tower Corp as of Dec 31, 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
- 1,781
- +27 vs. Q3 2025
- Shares held
- 475.7M
- +47.9M (+11.2%) vs. Q3 2025
- Total value
- $77.0B
- −$5.27B (−6.4%) vs. Q3 2025
- New holders
- 209
- 572 more added
- Sold out
- 182
- 819 more reduced
45 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| PEAK6 LLC | 15,610 | $2.74M | 0.07% | +15,610 | New |
| Massmutual Trust Co FSB | 15,605 | $2.74M | 0.07% | −4,705−23.2% | Reduced |
| LDR Capital Management LLC | 15,497 | $2.72M | 3.77% | −3,854−19.9% | Reduced |
| Brasada Capital Management, LP | 15,504 | $2.71M | 0.47% | −48−0.3% | Reduced |
| Inspire Trust Co, N.A. | 15,400 | $2.70M | 0.44% | +3,000+24.2% | Added |
| First National Trust Co | 15,394 | $2.70M | 0.09% | −200−1.3% | Reduced |
| Third View Private Wealth, LLC | 15,248 | $2.68M | 0.36% | +15,248 | New |
| JB Capital LLC | 15,213 | $2.67M | 0.11% | −1,762−10.4% | Reduced |
| FORA Capital, LLC | 12,812 | $2.67M | 0.32% | +12,812 | New |
| Quadrant Capital Group LLC | 15,187 | $2.67M | 0.08% | +6,958+84.6% | Added |
| Community Trust & Investment Co | 15,126 | $2.66M | 0.14% | +166+1.1% | Added |
| Independent Advisor Alliance | 15,106 | $2.65M | 0.06% | +9,788+184.1% | Added |
| Aureus Asset Management, LLC | 15,043 | $2.64M | 0.17% | −6,160−29.1% | Reduced |
| Lummis Asset Management, LP | 15,032 | $2.64M | 1.62% | 00.0% | Unchanged |
| Vise Technologies, Inc. | 14,985 | $2.63M | 0.05% | +9,032+151.7% | Added |
| CWA Asset Management Group, LLC | 14,975 | $2.63M | 0.09% | −4,627−23.6% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 14,958 | $2.63M | 0.03% | +34+0.2% | Added |
| Triglav Skladi, D.O.O. | 14,900 | $2.62M | 0.17% | +11,000+282.1% | Added |
| Brown Brothers Harriman & Co | 14,893 | $2.61M | 0.01% | −5,311−26.3% | Reduced |
| Hills Bank & Trust Co | 14,857 | $2.61M | 0.15% | −6,313−29.8% | Reduced |
| Brinker Capital Investments, LLC | 14,855 | $2.61M | 0.02% | −1,837−11.0% | Reduced |
| Loudon Investment Management, LLC | 14,828 | $2.60M | 1.36% | −445−2.9% | Reduced |
| Brown Shipley& Co Ltd | 14,815 | $2.60M | 1.39% | −50.0% | Reduced |
| Simplex Trading, LLC | 14,732 | $2.59M | 0.07% | +5,044+52.1% | Added |
| S-Bank Fund Management Ltd | 14,692 | $2.58M | 0.33% | +11,043+302.6% | Added |
| Harbor Investment Advisory, LLC | 14,654 | $2.57M | 0.19% | −5,951−28.9% | Reduced |
| First Western Trust Bank | 14,506 | $2.55M | 0.13% | −1,180−7.5% | Reduced |
| GeoWealth Management, LLC | 14,496 | $2.55M | 0.09% | +2,706+23.0% | Added |
| Iowa State Bank | 14,380 | $2.52M | 0.47% | −1,032−6.7% | Reduced |
| Dean Investment Associates, LLC | 14,373 | $2.52M | 0.36% | −3,896−21.3% | Reduced |
| Cary Street Partners Financial LLC | 14,316 | $2.51M | 0.06% | −836−5.5% | Reduced |
| LGT Fund Management Co Ltd. | 14,152 | $2.50M | 0.20% | 00.0% | Unchanged |
| MSH Capital Advisors LLC | 14,206 | $2.49M | 0.53% | +1,804+14.5% | Added |
| D.A. Davidson & Co. | 14,186 | $2.49M | 0.02% | +174+1.2% | Added |
| Strong Retirement Solutions LLC | 14,174 | $2.49M | 1.68% | +14,174 | New |
| Cyndeo Wealth Partners, LLC | 14,149 | $2.48M | 0.13% | +1,505+11.9% | Added |
| Pine Valley Investments Ltd Liability Co | 14,075 | $2.48M | 0.12% | −632−4.3% | Reduced |
| Quest Partners LLC | 14,093 | $2.47M | 0.14% | +5,501+64.0% | Added |
| Summit Trail Advisors, LLC | 13,683 | $2.43M | 0.04% | −1,673−10.9% | Reduced |
| Burling Wealth Partners, LLC | 13,814 | $2.43M | 0.38% | −2,047−12.9% | Reduced |
| Edgestream Partners, L.P. | 13,761 | $2.42M | 0.07% | −6,546−32.2% | Reduced |
| Natural Investments, LLC | 13,542 | $2.38M | 0.59% | −3,818−22.0% | Reduced |
| First National Advisers, LLC | 13,458 | $2.36M | 0.32% | −301−2.2% | Reduced |
| Highland Capital Management, LLC | 13,452 | $2.36M | 0.12% | +13,452 | New |
| Vestmark Advisory Solutions, Inc. | 13,449 | $2.36M | 0.03% | +1,717+14.6% | Added |
| Jericho Financial, LLP | 13,440 | $2.36M | 1.42% | −399−2.9% | Reduced |
| Silvercrest Asset Management Group LLC | 13,327 | $2.34M | 0.02% | −34−0.3% | Reduced |
| Stonebridge Financial Group, LLC | 13,303 | $2.34M | 0.20% | +805+6.4% | Added |
| RMR Wealth Builders | 13,164 | $2.31M | 0.18% | +930+7.6% | Added |
| Fideuram Asset Management (Ireland) dac | 11,958 | $2.31M | 0.19% | +11,958 | New |
| Beacon Pointe Advisors, LLC | 13,152 | $2.31M | 0.02% | +772+6.2% | Added |
| 180 Wealth Advisors, LLC | 13,111 | $2.30M | 0.26% | +453+3.6% | Added |
| Texas Yale Capital Corp. | 13,029 | $2.29M | 0.07% | −3,564−21.5% | Reduced |
| Eventide Asset Management, LLC | 12,872 | $2.27M | 0.04% | +991+8.3% | Added |
| Elo Mutual Pension Insurance Co | 12,932 | $2.27M | 0.03% | −23,026−64.0% | Reduced |
| Conscious Wealth Investments, LLC | 13,226 | $2.27M | 1.36% | +1,374+11.6% | Added |
| Canada Post Corp Registered Pension Plan | 12,916 | $2.27M | 0.09% | −12,855−49.9% | Reduced |
| Whittier Trust Co | 12,762 | $2.24M | 0.02% | −1,594−11.1% | Reduced |
| Delta Global Management LP | 12,746 | $2.24M | 0.16% | +695+5.8% | Added |
| Securian Asset Management, Inc | 12,729 | $2.23M | 0.08% | −9,880−43.7% | Reduced |
| Gryphon Financial Partners LLC | 12,713 | $2.23M | 0.24% | +120+1.0% | Added |
| MUFG Securities Americas Inc. | 12,612 | $2.21M | 0.14% | −15−0.1% | Reduced |
| St. Clair Advisors, LLC | 12,603 | $2.21M | 0.57% | 00.0% | Unchanged |
| Stiles Financial Services Inc | 12,501 | $2.19M | 0.68% | +156+1.3% | Added |
| Ausbil Investment Management Ltd | 12,458 | $2.19M | 1.24% | 00.0% | Unchanged |
| Flputnam Investment Management Co | 12,416 | $2.18M | 0.03% | −149−1.2% | Reduced |
| Park Avenue Securities LLC | 12,406 | $2.18M | 0.02% | −1,668−11.9% | Reduced |
| Kentucky Retirement Systems Insurance Trust Fund | 12,310 | $2.16M | 0.14% | 00.0% | Unchanged |
| Engineers Gate Manager LP | 12,154 | $2.13M | 0.03% | −3,546−22.6% | Reduced |
| Quantitative Investment Management, LLC | 12,146 | $2.13M | 0.21% | +12,146 | New |
| Syntax Research, Inc. | 12,117 | $2.13M | 1.31% | +11,881+5,034.3% | Added |
| Schmidt P J Investment Management Inc | 12,107 | $2.13M | 0.35% | −952−7.3% | Reduced |
| Simon Quick Advisors, LLC | 12,061 | $2.12M | 0.09% | −1,054−8.0% | Reduced |
| Ceredex Value Advisors LLC | 11,996 | $2.11M | 0.06% | −212,201−94.6% | Reduced |
| Oak Thistle LLC | 11,991 | $2.11M | 0.29% | +1,064+9.7% | Added |
| Global Retirement Partners, LLC | 11,933 | $2.10M | 0.04% | +1,489+14.3% | Added |
| Oak Asset Management, LLC | 11,820 | $2.08M | 0.71% | −2,432−17.1% | Reduced |
| Alpha Omega Wealth Management LLC | 11,812 | $2.07M | 0.34% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 11,700 | $2.05M | 0.02% | +4,335+58.9% | Added |
| Marks Group Wealth Management, Inc | 11,395 | $2.00M | 0.19% | +3,069+36.9% | Added |
| Sterling Investment Advisors, Ltd. | 11,356 | $1.99M | 0.37% | −961−7.8% | Reduced |
| Principal Securities, Inc. | 11,349 | $1.99M | 0.03% | +927+8.9% | Added |
| Burney Co | 11,200 | $1.97M | 0.06% | −17,267−60.7% | Reduced |
| Inceptionr LLC | 11,103 | $1.95M | 0.54% | +11,103 | New |
| RSM US Wealth Management LLC | 10,991 | $1.94M | 0.02% | −1,460−11.7% | Reduced |
| Abc Arbitrage SA | 11,022 | $1.94M | 0.18% | −10,258−48.2% | Reduced |
| Prospera Financial Services Inc | 10,923 | $1.92M | 0.03% | −2,153−16.5% | Reduced |
| Canandaigua National Bank & Trust Co | 10,866 | $1.91M | 0.17% | −934−7.9% | Reduced |
| De Burlo Group Inc | 10,763 | $1.89M | 0.23% | −337−3.0% | Reduced |
| Werlinich Asset Management, LLC | 10,650 | $1.88M | 0.93% | +1,565+17.2% | Added |
| Princeton Capital Management LLC | 10,701 | $1.88M | 0.48% | −946−8.1% | Reduced |
| Transcend Wealth Collective, LLC | 10,612 | $1.86M | 0.14% | +1,552+17.1% | Added |
| Earnest Partners LLC | 10,488 | $1.84M | 0.01% | −118−1.1% | Reduced |
| LMR Partners LLP | 10,386 | $1.82M | 0.02% | +5,913+132.2% | Added |
| Northcape Wealth Management, LLC | 10,355 | $1.82M | 0.51% | −696−6.3% | Reduced |
| Verde Capital Management | 10,344 | $1.82M | 0.39% | −247−2.3% | Reduced |
| Sequoia Financial Advisors, LLC | 10,316 | $1.81M | 0.01% | +624+6.4% | Added |
| Baldwin Investment Management, LLC | 10,301 | $1.81M | 0.20% | −3,014−22.6% | Reduced |
| Ninepoint Partners LP | 10,295 | $1.81M | 0.21% | −1,919−15.7% | Reduced |
| Guardian Wealth Advisors, LLC | 10,124 | $1.78M | 0.11% | −1,661−14.1% | Reduced |