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 |
|---|---|---|---|---|---|
| Bank of Nova Scotia | 76,002 | $20.2M | 0.04% | +6,759+9.8% | Added |
| Middleton & Co Inc | 75,789 | $20.1M | 2.15% | −512−0.7% | Reduced |
| Gilder Gagnon Howe & Co LLC | 75,612 | $20.1M | 0.10% | −55−0.1% | Reduced |
| Sit Investment Associates Inc | 75,550 | $20.1M | 0.52% | −4,299−5.4% | Reduced |
| Destination Wealth Management | 74,425 | $19.8M | 0.77% | +1,321+1.8% | Added |
| Metropolitan Life Insurance Co | 74,270 | $19.7M | 0.29% | −2,406−3.1% | Reduced |
| Claar Advisors LLC | 72,820 | $19.3M | 5.73% | −10,500−12.6% | Reduced |
| Kings Point Capital Management | 71,469 | $19.0M | 1.70% | +855+1.2% | Added |
| Pittenger & Anderson Inc | 71,265 | $18.9M | 0.95% | +832+1.2% | Added |
| Texas Permanent School Fund | 70,314 | $18.7M | 0.23% | −5,224−6.9% | Reduced |
| Bath Savings Trust Co | 70,291 | $18.7M | 2.16% | +940+1.4% | Added |
| Chilton Capital Management LLC | 69,877 | $18.5M | 1.05% | +1,998+2.9% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 69,470 | $18.4M | 0.05% | −111,046−61.5% | Reduced |
| Mackay Shields LLC | 69,438 | $18.4M | 0.17% | −2,012−2.8% | Reduced |
| Williams Jones Wealth Management, LLC. | 68,339 | $18.1M | 0.25% | +130.0% | Added |
| Chicago Partners Investment Group LLC | 66,547 | $18.1M | 1.27% | +1,365+2.1% | Added |
| Cullen/Frost Bankers, Inc. | 67,708 | $18.0M | 0.36% | −2,878−4.1% | Reduced |
| CIBC World Markets Inc. | 67,707 | $18.0M | 0.06% | −21,965−24.5% | Reduced |
| Braun Stacey Associates Inc | 66,398 | $17.6M | 0.71% | −1,185−1.8% | Reduced |
| Adell Harriman & Carpenter Inc | 65,919 | $17.5M | 1.82% | −310−0.5% | Reduced |
| Davis Selected Advisers | 65,750 | $17.5M | 0.08% | +45,510+224.9% | Added |
| Prospect Capital Advisors, LLC | 65,375 | $17.4M | 5.73% | −70−0.1% | Reduced |
| Dana Investment Advisors, Inc. | 64,781 | $17.2M | 0.78% | +184+0.3% | Added |
| Van Eck Associates Corp | 64,490 | $17.1M | 0.04% | −1,386−2.1% | Reduced |
| Mutual of America Capital Management LLC | 63,803 | $16.9M | 0.17% | +387+0.6% | Added |
| Beaumont Financial Partners, LLC | 63,237 | $16.8M | 1.30% | −1,493−2.3% | Reduced |
| Northwestern Mutual Wealth Management Co | 62,688 | $16.6M | 0.03% | +2,016+3.3% | Added |
| Appleton Partners Inc | 62,366 | $16.6M | 1.38% | −267−0.4% | Reduced |
| Peapack Gladstone Financial Corp | 61,687 | $16.4M | 0.34% | +46,545+307.4% | Added |
| Jones Financial Companies LLLP | 61,460 | $16.3M | 0.02% | −593−1.0% | Reduced |
| Fairview Capital Investment Management, LLC | 61,332 | $16.3M | 1.11% | +290+0.5% | Added |
| Wallington Asset Management, LLC | 61,267 | $16.3M | 2.71% | −300.0% | Reduced |
| Cobblestone Capital Advisors LLC | 61,205 | $16.2M | 1.11% | +798+1.3% | Added |
| Artemis Investment Management LLP | 60,681 | $16.1M | 0.13% | +60,681 | New |
| Fiduciary Trust Co | 60,124 | $16.0M | 0.28% | −327−0.5% | Reduced |
| IFM Investors Pty Ltd | 60,076 | $15.9M | 0.33% | +2,576+4.5% | Added |
| AO Asset Management, LP | 60,000 | $15.9M | 1.17% | −3,142−5.0% | Reduced |
| Cincinnati Insurance Co | 60,000 | $15.9M | 0.32% | 00.0% | Unchanged |
| Federation des caisses Desjardins du Quebec | 58,812 | $15.6M | 0.16% | +2,242+4.0% | Added |
| JLP Asset Management, LLC | 58,500 | $15.5M | 8.57% | −3,000−4.9% | Reduced |
| Huntington National Bank | 58,339 | $15.5M | 0.15% | +662+1.1% | Added |
| Badgley Phelps Wealth Managers, LLC | 58,330 | $15.5M | 0.56% | +58,330 | New |
| B. Riley Wealth Management, Inc. | 58,046 | $15.4M | 1.18% | +1,459+2.6% | Added |
| Wedge Capital Management L L P | 57,979 | $15.4M | 0.20% | −1,795−3.0% | Reduced |
| TPI Fund Managers Ltd | 57,249 | $15.2M | 2.05% | −10,308−15.3% | Reduced |
| Motley Fool Asset Management LLC | 57,220 | $15.2M | 0.99% | +1,147+2.0% | Added |
| Oppenheimer & Co Inc | 56,913 | $15.1M | 0.28% | −14,002−19.7% | Reduced |
| LVM Capital Management Ltd | 56,859 | $15.1M | 2.27% | −265−0.5% | Reduced |
| Pinnacle Financial Partners Inc | 56,651 | $15.0M | 0.53% | +43,272+323.4% | Added |
| Synovus Financial Corp | 56,525 | $15.0M | 0.16% | −1,476−2.5% | Reduced |
| Dai-Ichi Life Insurance Company, Ltd | 56,479 | $15.0M | 0.19% | +6,844+13.8% | Added |
| Cambridge Trust Co | 56,045 | $14.9M | 0.56% | −41−0.1% | Reduced |
| Brasada Capital Management, LP | 55,702 | $14.8M | 2.90% | +500+0.9% | Added |
| Redpoint Investment Management Pty Ltd | 55,188 | $14.6M | 1.25% | −6,326−10.3% | Reduced |
| Swiss Life Asset Management Ltd | 55,183 | $14.6M | 0.20% | −6,456−10.5% | Reduced |
| EULAV Asset Management | 54,605 | $14.5M | 0.38% | −3,999−6.8% | Reduced |
| FourThought Financial, LLC | 54,190 | $14.4M | 1.92% | +989+1.9% | Added |
| Wolverine Trading, LLC | 53,206 | $14.4M | 0.30% | +33,995+177.0% | Added |
| Markel Group Inc.SuperinvestorMarkel Group | 51,910 | $13.8M | 0.17% | 00.0% | Unchanged |
| Grassi Investment Management | 51,707 | $13.7M | 1.54% | +150+0.3% | Added |
| Foster Victor Wealth Advisors, LLC | 50,854 | $13.5M | 2.16% | +3,040+6.4% | Added |
| Knights of Columbus Asset Advisors LLC | 50,358 | $13.4M | 1.20% | +8,391+20.0% | Added |
| Archon Partners LLC | 50,000 | $13.3M | 1.73% | 00.0% | Unchanged |
| Parsons Capital Management Inc | 49,254 | $13.1M | 1.02% | −432−0.9% | Reduced |
| Wendell David Associates Inc | 49,228 | $13.1M | 1.46% | −515−1.0% | Reduced |
| First Horizon Advisors, Inc. | 49,042 | $13.0M | 0.43% | +30,657+166.8% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 48,394 | $12.8M | 0.07% | −26,956−35.8% | Reduced |
| Brightworth | 48,220 | $12.8M | 1.16% | +206+0.4% | Added |
| Profund Advisors LLC | 48,188 | $12.8M | 0.43% | +28,776+148.2% | Added |
| Novare Capital Management LLC | 47,355 | $12.6M | 1.40% | −1,015−2.1% | Reduced |
| Capstone Investment Advisors, LLC | 47,169 | $12.5M | 0.22% | +47,169 | New |
| Cetera Advisors LLC | 47,141 | $12.5M | 0.24% | +3,940+9.1% | Added |
| Trust Co of Vermont | 47,094 | $12.5M | 0.89% | −815−1.7% | Reduced |
| HAP Trading, LLC | 46,630 | $12.4M | 0.91% | +257+0.6% | Added |
| Princeton Capital Management LLC | 46,545 | $12.4M | 3.94% | +713+1.6% | Added |
| Exencial Wealth Advisors, LLC | 46,436 | $12.3M | 0.54% | +12,676+37.5% | Added |
| Grand Jean Capital Management Inc | 46,346 | $12.3M | 3.11% | +587+1.3% | Added |
| MML Investors Services, LLC | 46,199 | $12.3M | 0.10% | +1,048+2.3% | Added |
| Creative Planning | 44,967 | $11.9M | 0.02% | −4,061−8.3% | Reduced |
| Hartford Investment Management Co | 44,795 | $11.9M | 0.33% | −5,369−10.7% | Reduced |
| Alphinity Investment Management Pty Ltd | 44,775 | $11.9M | 0.44% | +44,775 | New |
| FIL Ltd | 44,723 | $11.9M | 0.01% | 00.0% | Unchanged |
| Kelly Lawrence W & Associates Inc | 44,610 | $11.8M | 2.50% | +25+0.1% | Added |
| Atria Investments LLC | 44,079 | $11.7M | 0.21% | +3,758+9.3% | Added |
| Taylor Wealth Management Partners | 44,074 | $11.7M | 4.17% | +1,530+3.6% | Added |
| Copeland Capital Management, LLC | 44,024 | $11.7M | 0.33% | +15,504+54.4% | Added |
| Great Lakes Advisors, LLC | 43,536 | $11.6M | 0.18% | +20,076+85.6% | Added |
| Bridges Investment Management Inc | 43,147 | $11.5M | 0.36% | +1,567+3.8% | Added |
| United Asset Strategies, Inc. | 42,924 | $11.4M | 1.47% | +1,103+2.6% | Added |
| Squarepoint Ops LLC | 42,686 | $11.3M | 0.08% | +36,099+548.0% | Added |
| Crossmark Global Holdings, Inc. | 42,388 | $11.3M | 0.26% | +2,501+6.3% | Added |
| Fiduciary Group LLC | 38,572 | $11.1M | 1.26% | −301−0.8% | Reduced |
| Richard C. Young & CO., LTD. | 41,625 | $11.0M | 1.52% | −708−1.7% | Reduced |
| Umb Bank N A | 41,362 | $11.0M | 0.25% | +1,606+4.0% | Added |
| Aristotle Atlantic Partners, LLC | 40,000 | $10.6M | 0.70% | 00.0% | Unchanged |
| 1623 Capital LLC | 40,000 | $10.6M | 4.47% | 00.0% | Unchanged |
| Kiwi Wealth Investments Limited Partnership | 39,911 | $10.6M | 0.54% | −10,873−21.4% | Reduced |
| Park National Corp | 39,696 | $10.5M | 0.44% | −366−0.9% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 39,179 | $10.4M | 0.05% | −3,200−7.6% | Reduced |
| GEM Realty Capital | 39,176 | $10.4M | 4.21% | +15,639+66.4% | Added |