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; 1,756 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 2026
Institutional positions in American Tower Corp as of Jun 30, 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
- 1,756
- +22 vs. Q1 2026
- Shares held
- 439.8M
- +8.58M (+2.0%) vs. Q1 2026
- Total value
- $72.0B
- −$2.34B (−3.2%) vs. Q1 2026
- New holders
- 175
- 687 more added
- Sold out
- 153
- 672 more reduced
26 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 | 1,756 | $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 2026
Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Balyasny Asset Management LLC | 537,426 | $87.9M | 0.16% | +101,978+23.4% | Added |
| Mariner, LLC | 527,605 | $86.3M | 0.09% | +79,840+17.8% | Added |
| Aviva PLC | 521,699 | $85.3M | 0.13% | +5,254+1.0% | Added |
| New York State Common Retirement Fund | 514,171 | $84.1M | 0.11% | −15,400−2.9% | Reduced |
| Bank of Montreal | 512,066 | $83.8M | 0.03% | +32,992+6.9% | Added |
| CI Private Wealth, LLC | 505,701 | $82.7M | 0.11% | −41,126−7.5% | Reduced |
| Colony Capital, Inc. | 504,843 | $82.6M | 4.97% | +504,843 | New |
| Ensign Peak Advisors, Inc | 501,885 | $82.1M | 0.13% | +16,616+3.4% | Added |
| Milford Funds Ltd | 489,853 | $80.1M | 1.30% | −131,165−21.1% | Reduced |
| Swedbank AB | 489,581 | $80.1M | 0.07% | −463,976−48.7% | Reduced |
| Adage Capital Partners GP, L.L.C. | 485,205 | $79.4M | 0.11% | +65,800+15.7% | Added |
| Allianz Asset Management GmbH | 482,190 | $78.9M | 0.07% | −278,498−36.6% | Reduced |
| Voloridge Investment Management, LLC | 480,549 | $78.6M | 0.33% | −310,869−39.3% | Reduced |
| Vanguard Investments Australia, Ltd. | 480,394 | $78.6M | 0.20% | +10,794+2.3% | Added |
| Liontrust Investment Partners LLP | 470,771 | $77.0M | 1.13% | −19,465−4.0% | Reduced |
| Great Lakes Advisors, LLC | 470,536 | $77.0M | 0.59% | +20,929+4.7% | Added |
| Maryland State Retirement & Pension System | 466,562 | $76.3M | 1.31% | +20,502+4.6% | Added |
| Rathbone Brothers plc | 459,693 | $75.2M | 0.28% | −52,716−10.3% | Reduced |
| Antipodes Partners Ltd | 448,574 | $73.4M | 1.34% | +11,628+2.7% | Added |
| HRT Financial LP | 443,074 | $72.5M | 0.13% | +106,983+31.8% | Added |
| Korea Investment CORP | 438,103 | $71.7M | 0.14% | +247,967+130.4% | Added |
| Two Sigma Investments, LP | 431,852 | $70.6M | 0.05% | −795,037−64.8% | Reduced |
| Blair William & Co | 421,304 | $68.9M | 0.18% | −48,824−10.4% | Reduced |
| Douglas Lane & Associates, LLC | 418,541 | $68.5M | 0.93% | −19,106−4.4% | Reduced |
| Border to Coast Pensions Partnership Ltd | 409,505 | $66.9M | 0.99% | −27,500−6.3% | Reduced |
| Avenir Corp | 407,116 | $66.6M | 8.11% | −8,236−2.0% | Reduced |
| Northwood Liquid Management LP | 405,390 | $66.3M | 4.39% | +405,390 | New |
| State Board of Administration of Florida Retirement System | 402,856 | $65.9M | 0.11% | −7,994−1.9% | Reduced |
| First Financial Bankshares Inc | 399,557 | $65.4M | 1.22% | +4,982+1.3% | Added |
| Colony Group, LLC | 391,017 | $64.0M | 0.07% | −9,232−2.3% | Reduced |
| The PNC Financial Services Group, Inc. | 387,290 | $63.3M | 0.03% | −17,251−4.3% | Reduced |
| Stifel Financial Corp | 382,609 | $62.6M | 0.05% | +8,576+2.3% | Added |
| Fort Washington Investment Advisors Inc | 366,638 | $60.0M | 0.30% | +339+0.1% | Added |
| Perpetual Ltd | 363,381 | $59.4M | 0.85% | +137,090+60.6% | Added |
| Retirement Systems of Alabama | 358,947 | $58.7M | 0.18% | −1,542−0.4% | Reduced |
| Pacer Advisors, Inc. | 356,654 | $58.3M | 0.15% | +38,967+12.3% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 346,012 | $56.6M | 0.08% | −73,391−17.5% | Reduced |
| New York State Teachers Retirement System | 343,582 | $56.2M | 0.10% | −19,961−5.5% | Reduced |
| TCW Group Inc | 339,526 | $55.5M | 0.37% | −65,947−16.3% | Reduced |
| APG Asset Management N.V. | 386,982 | $55.4M | 0.14% | +74,574+23.9% | Added |
| CIBC World Markets Inc. | 337,290 | $55.2M | 0.09% | +125,950+59.6% | Added |
| UniSuper Management Pty Ltd | 333,629 | $54.6M | 0.28% | +88,639+36.2% | Added |
| Centersquare Investment Management LLC | 329,330 | $53.9M | 0.46% | +12,914+4.1% | Added |
| Janney Montgomery Scott LLC | 327,631 | $53.6M | 0.10% | −26,519−7.5% | Reduced |
| Intech Investment Management LLC | 327,030 | $53.5M | 0.49% | −49,901−13.2% | Reduced |
| Partners Group Holding AG | 317,617 | $52.0M | 3.54% | −7,252−2.2% | Reduced |
| Macquarie Group Ltd | 314,603 | $51.5M | 0.22% | +29,778+10.5% | Added |
| Susquehanna International Group, LLP | 300,908 | $49.2M | 0.04% | +141,466+88.7% | Added |
| Davis R M Inc | 289,000 | $47.8M | 0.75% | −155−0.1% | Reduced |
| Squarepoint Ops LLC | 290,264 | $47.5M | 0.09% | +177,295+156.9% | Added |
| Boothbay Fund Management, LLC | 285,457 | $46.7M | 0.90% | +284,223+23,032.7% | Added |
| Jones Financial Companies LLLP | 268,120 | $46.3M | 0.02% | −88,975−24.9% | Reduced |
| Ardmore Road Asset Management LP | 282,464 | $46.2M | 2.71% | +282,464 | New |
| Mitsubishi UFJ Trust & Banking Corp | 281,781 | $46.1M | 0.10% | −231,871−45.1% | Reduced |
| Holocene Advisors, LP | 281,140 | $46.0M | 0.11% | +251,252+840.6% | Added |
| State of Wisconsin Investment Board | 280,095 | $45.8M | 0.09% | +29,400+11.7% | Added |
| State of Alaska, Department of Revenue | 278,221 | $45.5M | 0.45% | −7,356−2.6% | Reduced |
| Teacher Retirement System of Texas | 278,006 | $45.5M | 0.12% | −69,320−20.0% | Reduced |
| Toronto Dominion Bank | 273,544 | $44.7M | 0.07% | +86,569+46.3% | Added |
| Cetera Investment Advisers | 273,036 | $44.7M | 0.04% | +29,548+12.1% | Added |
| Huntington National Bank | 270,172 | $44.2M | 0.21% | +1,961+0.7% | Added |
| KBC Group NV | 265,163 | $43.4M | 0.09% | +4,982+1.9% | Added |
| Gotham Asset Management, LLC | 262,569 | $42.9M | 0.10% | +226,280+623.5% | Added |
| Ci Investments Inc. | 260,801 | $42.7M | 0.14% | +172,046+193.8% | Added |
| Pictet Asset Management Holding SA | 256,017 | $41.9M | 0.04% | −136,244−34.7% | Reduced |
| Captrust Financial Advisors | 255,660 | $41.8M | 0.06% | +7,189+2.9% | Added |
| Verition Fund Management LLC | 253,336 | $41.4M | 0.29% | +67,670+36.4% | Added |
| Danske Bank A/S | 252,978 | $41.4M | 0.08% | −6,200−2.4% | Reduced |
| Nomura Asset Management International Inc. | 240,098 | $39.3M | 0.06% | −1,044−0.4% | Reduced |
| Los Angeles Capital Management LLC | 236,308 | $38.7M | 0.14% | −161,174−40.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 233,828 | $38.2M | 0.07% | +43,914+23.1% | Added |
| Chevy Chase Trust Holdings, Inc. | 228,763 | $37.4M | 0.10% | −5,651−2.4% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 228,494 | $37.4M | 0.07% | −5,861−2.5% | Reduced |
| Factory Mutual Insurance Co | 226,150 | $37.0M | 0.35% | −1,550−0.7% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 218,588 | $35.8M | 0.03% | −38,986−15.1% | Reduced |
| Natixis | 218,274 | $35.7M | 0.17% | +164,043+302.5% | Added |
| ASR Vermogensbeheer N.V. | 217,226 | $35.5M | 0.37% | −14,951−6.4% | Reduced |
| PFA Pension, Forsikringsaktieselskab | 215,362 | $35.2M | 0.09% | −78,911−26.8% | Reduced |
| M&T Bank Corp | 212,506 | $34.8M | 0.10% | +1,319+0.6% | Added |
| J. Stern & Co. LLP | 211,680 | $34.6M | 3.27% | −4,297−2.0% | Reduced |
| Reaves W H & Co Inc | 211,538 | $34.6M | 0.52% | +113,501+115.8% | Added |
| Royal London Asset Management Ltd | 207,710 | $34.0M | 0.06% | −27,180−11.6% | Reduced |
| Handelsbanken Fonder AB | 207,269 | $33.9M | 0.10% | +4,916+2.4% | Added |
| Federation des caisses Desjardins du Quebec | 204,333 | $33.4M | 0.10% | −185,823−47.6% | Reduced |
| Van Eck Associates Corp | 203,505 | $33.3M | 0.02% | +13,875+7.3% | Added |
| Susquehanna Portfolio Strategies, LLC | 203,177 | $33.2M | 0.53% | +203,177 | New |
| Asset Management One Co.,Ltd. | 202,909 | $33.2M | 0.09% | +1,507+0.7% | Added |
| Cincinnati Financial Corp | 201,619 | $33.0M | 0.63% | 00.0% | Unchanged |
| Eurizon Capital SGR S.p.A. | 199,603 | $32.8M | 0.09% | +5,439+2.8% | Added |
| Pacific Heights Asset Management LLC | 200,000 | $32.7M | 1.04% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 196,740 | $32.7M | 0.05% | +2,595+1.3% | Added |
| Treasurer of the State of North Carolina | 198,530 | $32.5M | 0.08% | −1,730−0.9% | Reduced |
| Sone Capital Management, LLC | 198,247 | $32.4M | 2.47% | +156,412+373.9% | Added |
| Tudor Investment Corp Et Al | 197,839 | $32.4M | 0.13% | +92,761+88.3% | Added |
| RWC Asset Management LLP | 197,806 | $32.4M | 1.23% | +3,787+2.0% | Added |
| State of New Jersey Common Pension Fund D | 192,992 | $31.6M | 0.11% | −11,897−5.8% | Reduced |
| HighTower Advisors, LLC | 192,910 | $31.6M | 0.03% | −413−0.2% | Reduced |
| King Luther Capital Management Corp | 192,115 | $31.4M | 0.13% | −20,427−9.6% | Reduced |
| Brookfield Asset Management Inc. | 189,705 | $31.0M | 0.04% | −28,529−13.1% | Reduced |
| Voya Investment Management LLC | 189,329 | $31.0M | 0.03% | −2,592−1.4% | Reduced |