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 | 1,851 | $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 |
|---|---|---|---|---|---|
| Fairview Capital Investment Management, LLC | 208,725 | $36.6M | 1.88% | −124−0.1% | Reduced |
| J. Stern & Co. LLP | 37,686,978 | $37.7M | 3.21% | +37,553,436+28,121.1% | Added |
| King Luther Capital Management Corp | 215,086 | $37.8M | 0.15% | −9,044−4.0% | Reduced |
| Brookfield Asset Management Inc. | 216,684 | $38.0M | 0.05% | −178,200−45.1% | Reduced |
| Captrust Financial Advisors | 220,738 | $38.8M | 0.07% | +44,703+25.4% | Added |
| Factory Mutual Insurance Co | 221,900 | $39.0M | 0.39% | −5,800−2.5% | Reduced |
| Jones Financial Companies LLLP | 224,235 | $39.4M | 0.02% | +12,493+5.9% | Added |
| ASR Vermogensbeheer N.V. | 225,514 | $39.6M | 0.46% | +24,709+12.3% | Added |
| Eurizon Capital SGR S.p.A. | 227,730 | $40.0M | 0.12% | +227,730 | New |
| Jump Financial, LLC | 230,431 | $40.5M | 0.51% | +147,268+177.1% | Added |
| KBC Group NV | 230,550 | $40.5M | 0.09% | +12,900+5.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 233,894 | $41.1M | 0.09% | −1,774−0.8% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 237,142 | $41.6M | 0.11% | +227,982+2,488.9% | Added |
| Chevy Chase Trust Holdings, Inc. | 237,379 | $41.7M | 0.11% | −2,134−0.9% | Reduced |
| Uniplan Investment Counsel, Inc. | 238,053 | $41.8M | 4.20% | −13,347−5.3% | Reduced |
| Royal London Asset Management Ltd | 240,589 | $42.2M | 0.09% | −436−0.2% | Reduced |
| State of Wisconsin Investment Board | 242,575 | $42.6M | 0.10% | −9,214−3.7% | Reduced |
| Janney Montgomery Scott LLC | 242,954 | $42.7M | 0.10% | −9,637−3.8% | Reduced |
| Danske Bank A/S | 247,525 | $43.5M | 0.10% | +25,762+11.6% | Added |
| APG Asset Management N.V. | 292,792 | $43.8M | 0.12% | −25,573−8.0% | Reduced |
| First Financial Bankshares Inc | 255,241 | $44.8M | 0.90% | −21,273−7.7% | Reduced |
| Akre Capital Management LLCSuperinvestorAkre Capital Management | 255,267 | $44.8M | 0.49% | −187,576−42.4% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 265,036 | $46.5M | 0.04% | −18,276−6.5% | Reduced |
| Teacher Retirement System of Texas | 266,005 | $46.7M | 0.16% | +143,851+117.8% | Added |
| Huntington National Bank | 266,647 | $46.8M | 0.28% | −7,051−2.6% | Reduced |
| Bamco Inc | 267,813 | $47.0M | 0.13% | −266,240−49.9% | Reduced |
| Bessemer Group Inc | 270,313 | $47.5M | 0.07% | −900,871−76.9% | Reduced |
| Squarepoint Ops LLC | 271,996 | $47.8M | 0.10% | −95,098−25.9% | Reduced |
| State of Alaska, Department of Revenue | 277,827 | $48.8M | 0.52% | −1,185−0.4% | Reduced |
| Balyasny Asset Management LLC | 278,398 | $48.9M | 0.09% | +278,398 | New |
| Davis R M Inc | 285,147 | $50.1M | 0.86% | −2,186−0.8% | Reduced |
| EP Wealth Advisors, LLC | 286,111 | $50.2M | 0.26% | +286,111 | New |
| Fisher Funds Management LTD | 287,681 | $50.7M | 1.31% | +46,119+19.1% | Added |
| Intech Investment Management LLC | 289,566 | $50.8M | 0.45% | +270,347+1,406.7% | Added |
| PFA Pension, Forsikringsaktieselskab | 294,532 | $52.0M | 0.15% | +294,532 | New |
| Stifel Financial Corp | 307,172 | $53.9M | 0.05% | −29,144−8.7% | Reduced |
| Macquarie Group Ltd | 309,522 | $54.3M | 0.24% | −308,672−49.9% | Reduced |
| Prudential Financial Inc | 309,624 | $54.4M | 0.07% | −11,527−3.6% | Reduced |
| Marshall Wace, LLP | 311,411 | $54.7M | 0.05% | +311,411 | New |
| UniSuper Management Pty Ltd | 312,655 | $54.9M | 0.33% | −170,694−35.3% | Reduced |
| Partners Group Holding AG | 313,125 | $55.0M | 3.71% | −1060.0% | Reduced |
| MUFG Securities EMEA plc | 319,203 | $56.0M | 0.65% | +310,240+3,461.3% | Added |
| TCW Group Inc | 319,283 | $56.1M | 0.40% | +254,128+390.0% | Added |
| CIBC World Markets Inc. | 322,815 | $56.7M | 0.10% | +70,348+27.9% | Added |
| Korea Investment CORP | 341,707 | $60.0M | 0.12% | −216,392−38.8% | Reduced |
| Pacer Advisors, Inc. | 344,798 | $60.5M | 0.16% | −32,445−8.6% | Reduced |
| Fort Washington Investment Advisors Inc | 345,638 | $60.7M | 0.32% | +3,939+1.2% | Added |
| Centersquare Investment Management LLC | 353,536 | $62.1M | 0.61% | −15,970−4.3% | Reduced |
| Jane Street Group, LLC | 354,536 | $62.2M | 0.07% | −25,380−6.7% | Reduced |
| Evercore Wealth Management, LLC | 357,516 | $62.8M | 0.92% | −39,284−9.9% | Reduced |
| Retirement Systems of Alabama | 361,213 | $63.4M | 0.21% | −5,133−1.4% | Reduced |
| New York State Teachers Retirement System | 363,543 | $63.8M | 0.12% | −10,564−2.8% | Reduced |
| Panagora Asset Management Inc | 366,185 | $64.3M | 0.23% | −184,120−33.5% | Reduced |
| CIBC World Markets Corp | 373,405 | $65.6M | 0.33% | +373,405 | New |
| Federation des caisses Desjardins du Quebec | 375,343 | $65.9M | 0.25% | +54,371+16.9% | Added |
| Nomura Asset Management International Inc. | 376,648 | $66.1M | 0.10% | +376,648 | New |
| Colony Group, LLC | 370,721 | $66.7M | 0.08% | +82,696+28.7% | Added |
| The PNC Financial Services Group, Inc. | 392,595 | $68.9M | 0.04% | +110,635+39.2% | Added |
| Border to Coast Pensions Partnership Ltd | 399,764 | $70.3M | 1.22% | +7,500+1.9% | Added |
| Pictet Asset Management Holding SA | 402,698 | $70.7M | 0.07% | −73,545−15.4% | Reduced |
| Antipodes Partners Ltd | 407,157 | $71.5M | 1.50% | +52,573+14.8% | Added |
| Lansforsakringar Fondforvaltning AB (publ) | 408,515 | $71.7M | 0.35% | +1,114+0.3% | Added |
| State Board of Administration of Florida Retirement System | 411,321 | $72.2M | 0.13% | −14,852−3.5% | Reduced |
| CCLA Investment Management Ltd | 414,327 | $72.7M | 1.17% | −5,139−1.2% | Reduced |
| Avenir Corp | 417,712 | $73.3M | 7.96% | −1,754−0.4% | Reduced |
| Adage Capital Partners GP, L.L.C. | 422,605 | $74.2M | 0.11% | −3,200−0.8% | Reduced |
| Alkeon Capital Management LLC | 428,401 | $75.2M | 0.33% | 00.0% | Unchanged |
| Great Lakes Advisors, LLC | 431,047 | $75.7M | 0.62% | −12,435−2.8% | Reduced |
| Two Sigma Advisers, LP | 432,300 | $75.9M | 0.15% | +219,800+103.4% | Added |
| Douglas Lane & Associates, LLC | 432,694 | $76.0M | 1.04% | +19,402+4.7% | Added |
| Maryland State Retirement & Pension System | 464,765 | $81.6M | 1.68% | +7,490+1.6% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 465,806 | $82.2M | 0.13% | +68,368+17.2% | Added |
| Mariner, LLC | 472,737 | $83.0M | 0.10% | −733−0.2% | Reduced |
| Rathbone Brothers plc | 474,216 | $83.3M | 0.33% | +61,428+14.9% | Added |
| Aviva PLC | 504,373 | $88.6M | 0.15% | +25,376+5.3% | Added |
| Douglass Winthrop Advisors, LLC | 508,885 | $89.3M | 1.56% | +45,182+9.7% | Added |
| Millennium Management LLC | 516,661 | $90.7M | 0.07% | +233,773+82.6% | Added |
| Envestnet Asset Management Inc | 526,363 | $92.4M | 0.03% | −106,125−16.8% | Reduced |
| Lasalle Investment Management Securities LLC | 527,616 | $92.6M | 3.71% | +44,300+9.2% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 528,658 | $92.8M | 0.16% | +510,121+2,751.9% | Added |
| New York State Common Retirement Fund | 528,971 | $92.9M | 0.12% | −4,100−0.8% | Reduced |
| LPL Financial LLC | 534,799 | $93.9M | 0.03% | −27,708−4.9% | Reduced |
| Liontrust Investment Partners LLP | 535,363 | $94.0M | 1.39% | −49,176−8.4% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 540,963 | $95.0M | 0.23% | +275,600+103.9% | Added |
| Qube Research & Technologies Ltd | 554,849 | $97.4M | 0.14% | +462,811+502.8% | Added |
| Alliancebernstein L.P. | 555,042 | $97.4M | 0.03% | +12,923+2.4% | Added |
| Bank of Montreal | 559,642 | $98.3M | 0.04% | −15,580−2.7% | Reduced |
| Swedbank AB | 564,734 | $99.2M | 0.10% | −47,069−7.7% | Reduced |
| Voloridge Investment Management, LLC | 566,882 | $99.5M | 0.35% | +129,119+29.5% | Added |
| CI Private Wealth, LLC | 579,524 | $101.7M | 0.14% | −57,225−9.0% | Reduced |
| DekaBank Deutsche Girozentrale | 535,381 | $102.4M | 0.19% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 591,705 | $103.9M | 0.17% | +6,464+1.1% | Added |
| Citigroup Inc | 615,309 | $108.0M | 0.07% | −138,398−18.4% | Reduced |
| NZS Capital, LLC | 621,577 | $109.1M | 3.35% | +181,364+41.2% | Added |
| National Bank of Canada | 629,632 | $110.5M | 0.11% | +328,651+109.2% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 632,675 | $111.1M | 0.17% | +318,589+101.4% | Added |
| Toronto Dominion Bank | 637,394 | $111.9M | 0.20% | +324,094+103.4% | Added |
| Milford Funds Ltd | 658,277 | $115.6M | 2.27% | +658,277 | New |
| Blair William & Co | 678,244 | $119.1M | 0.32% | −103,804−13.3% | Reduced |
| Acadian Asset Management LLC | 690,262 | $121.2M | 0.20% | +581,311+533.6% | Added |