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 2023
Institutional positions in American Tower Corp as of Dec 31, 2023. 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
- 1,802
- +191 vs. Q3 2023
- Shares held
- 434.0M
- +9.79M (+2.3%) vs. Q3 2023
- Total value
- $93.6B
- +$23.8B (+34.1%) vs. Q3 2023
- New holders
- 296
- 612 more added
- Sold out
- 105
- 726 more reduced
23 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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 2023
Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Schroder Investment Management Group | 176,209 | $38.0M | 0.05% | +6,155+3.6% | Added |
| Handelsbanken Fonder AB | 176,281 | $38.1M | 0.18% | +14,608+9.0% | Added |
| Atalanta Sosnoff Capital, LLC | 176,877 | $38.2M | 0.98% | +176,877 | New |
| Foresight Group Ltd Liability Partnership | 176,333 | $38.3M | 13.79% | +176,333 | New |
| Haverford Trust Co | 179,075 | $38.7M | 0.43% | −51,390−22.3% | Reduced |
| HighTower Advisors, LLC | 180,597 | $38.9M | 0.07% | −13,019−6.7% | Reduced |
| Victory Capital Management Inc | 181,773 | $39.2M | 0.04% | +4,485+2.5% | Added |
| Bank of Nova Scotia | 184,318 | $39.8M | 0.07% | +138,728+304.3% | Added |
| GW&K Investment Management, LLC | 185,638 | $40.1M | 0.37% | −7,400−3.8% | Reduced |
| Advisor Group Holdings, Inc. | 186,736 | $40.4M | 0.07% | −34,819−15.7% | Reduced |
| Northeast Investment Management | 193,308 | $41.7M | 2.23% | −2,100−1.1% | Reduced |
| Baillie Gifford & Co | 196,760 | $42.5M | 0.03% | +29,324+17.5% | Added |
| Fairview Capital Investment Management, LLC | 198,801 | $42.9M | 2.56% | +20,654+11.6% | Added |
| Asset Management One Co.,Ltd. | 197,706 | $42.9M | 0.17% | −2,065−1.0% | Reduced |
| Howland Capital Management LLC | 199,414 | $43.4M | 2.29% | +2,205+1.1% | Added |
| King Luther Capital Management Corp | 201,523 | $43.5M | 0.21% | −11,968−5.6% | Reduced |
| ABN AMRO Bank N.V. | 183,803 | $43.7M | 0.72% | +40,362+28.1% | Added |
| Millennium Management LLC | 203,543 | $43.9M | 0.04% | −574,602−73.8% | Reduced |
| Brown Brothers Harriman & Co | 206,135 | $44.5M | 0.37% | +426+0.2% | Added |
| Trillium Asset Management, LLC | 209,001 | $45.1M | 1.23% | −9,690−4.4% | Reduced |
| Treasurer of the State of North Carolina | 212,598 | $45.9M | 0.22% | +2,020+1.0% | Added |
| CIBC World Markets Corp | 212,885 | $46.0M | 0.25% | +187,156+727.4% | Added |
| Robeco Institutional Asset Management B.V. | 218,574 | $47.2M | 0.11% | +23,323+11.9% | Added |
| Ci Investments Inc. | 219,116 | $47.3M | 0.24% | −3,162−1.4% | Reduced |
| National Bank of Canada | 217,583 | $47.5M | 0.09% | −135,743−38.4% | Reduced |
| Royal London Asset Management Ltd | 220,804 | $47.7M | 0.14% | +16,225+7.9% | Added |
| Clal Insurance Enterprises Holdings Ltd | 220,500 | $48.0M | 0.63% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 223,978 | $48.4M | 0.14% | −10,017−4.3% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 224,553 | $48.5M | 0.08% | −14,312−6.0% | Reduced |
| Heitman Real Estate Securities LLC | 229,385 | $49.5M | 2.67% | +83,431+57.2% | Added |
| Public Employees Retirement System of Ohio | 235,018 | $50.7M | 0.20% | +874+0.4% | Added |
| Pictet Asset Management Holding SA | 235,962 | $50.9M | 0.06% | +607+0.3% | Added |
| Jane Street Group, LLC | 236,006 | $50.9M | 0.06% | +130,932+124.6% | Added |
| State of Tennessee, Treasury Department | 239,534 | $51.7M | 0.20% | +47,366+24.6% | Added |
| CIBC Asset Management Inc | 240,513 | $51.9M | 0.19% | −39,459−14.1% | Reduced |
| State of Wisconsin Investment Board | 245,370 | $53.0M | 0.15% | −2,604−1.1% | Reduced |
| Clark Capital Management Group, Inc. | 247,869 | $53.5M | 0.44% | +66,139+36.4% | Added |
| RWC Asset Management LLP | 250,598 | $54.1M | 3.27% | −14,302−5.4% | Reduced |
| Allspring Global Investments Holdings, LLC | 259,319 | $56.0M | 0.09% | −100,056−27.8% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 260,719 | $56.3M | 0.20% | −1,540−0.6% | Reduced |
| Mariner, LLC | 260,747 | $56.3M | 0.13% | −14,303−5.2% | Reduced |
| Cincinnati Financial Corp | 263,600 | $56.9M | 1.25% | 00.0% | Unchanged |
| Rathbone Brothers plc | 268,968 | $58.1M | 0.37% | +24,065+9.8% | Added |
| Reaves W H & Co Inc | 269,106 | $58.1M | 2.11% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 272,137 | $58.7M | 0.70% | −6,259−2.2% | Reduced |
| TD Asset Management Inc | 275,428 | $59.5M | 0.06% | +51,882+23.2% | Added |
| EP Wealth Advisors, LLC | 276,841 | $59.8M | 0.76% | +10,307+3.9% | Added |
| Broad Run Investment Management, LLC | 282,129 | $60.9M | 8.14% | −51,908−15.5% | Reduced |
| Aew Capital Management L P | 285,715 | $61.7M | 2.25% | −4,862−1.7% | Reduced |
| DF Dent & Co Inc | 287,163 | $62.0M | 0.82% | −29,402−9.3% | Reduced |
| Nisa Investment Advisors, LLC | 287,406 | $62.0M | 0.44% | −1,222−0.4% | Reduced |
| Adage Capital Partners GP, L.L.C. | 292,805 | $63.2M | 0.13% | −170,700−36.8% | Reduced |
| Bamco Inc | 292,913 | $63.2M | 0.17% | +243,853+497.1% | Added |
| Partners Group Holding AG | 295,743 | $63.8M | 5.44% | −25,302−7.9% | Reduced |
| Colony Capital, Inc. | 297,056 | $64.1M | 6.58% | −643,688−68.4% | Reduced |
| Bartlett & Co. Wealth Management LLC | 298,569 | $65.3M | 1.06% | −5,827−1.9% | Reduced |
| Bartlett & Co. LLC | 298,569 | $65.3M | 1.06% | −5,827−1.9% | Reduced |
| Davis R M Inc | 310,854 | $67.1M | 1.55% | −1,512−0.5% | Reduced |
| Maple-Brown Abbott Ltd | 311,710 | $67.3M | 6.85% | −20,970−6.3% | Reduced |
| Johnson Investment Counsel Inc | 311,862 | $67.3M | 0.79% | −58,336−15.8% | Reduced |
| Fort Washington Investment Advisors Inc | 316,811 | $68.4M | 0.47% | +4,144+1.3% | Added |
| Nan Shan Life Insurance Co., Ltd. | 324,366 | $70.0M | 1.69% | −94,477−22.6% | Reduced |
| LPL Financial LLC | 325,565 | $70.3M | 0.04% | +21,650+7.1% | Added |
| The PNC Financial Services Group, Inc. | 325,580 | $70.3M | 0.06% | +37,415+13.0% | Added |
| Kames Capital plc | 331,064 | $71.5M | 1.14% | +331,064 | New |
| Toronto Dominion Bank | 335,853 | $72.5M | 0.11% | +39,354+13.3% | Added |
| State of New Jersey Common Pension Fund D | 336,992 | $72.7M | 0.24% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 337,599 | $72.9M | 0.20% | −108,886−24.4% | Reduced |
| First Trust Advisors LP | 347,097 | $74.9M | 0.08% | −99,734−22.3% | Reduced |
| M&T Bank Corp | 348,715 | $75.3M | 0.28% | −5,164−1.5% | Reduced |
| Zurich Insurance Group Ltd | 350,875 | $75.7M | 0.77% | +350,875 | New |
| Douglas Lane & Associates, LLC | 357,282 | $77.1M | 1.19% | +786+0.2% | Added |
| CI Private Wealth, LLC | 366,541 | $79.1M | 0.15% | +31,004+9.2% | Added |
| Eagle Asset Management Inc | 372,065 | $80.3M | 0.43% | −8,868−2.3% | Reduced |
| Retirement Systems of Alabama | 386,176 | $83.4M | 0.35% | −2,664−0.7% | Reduced |
| Stifel Financial Corp | 388,795 | $83.9M | 0.11% | −2,042−0.5% | Reduced |
| Great Lakes Advisors, LLC | 388,895 | $84.0M | 0.80% | −125,353−24.4% | Reduced |
| Brookfield Asset Management Inc. | 390,558 | $84.3M | 0.48% | −22,737−5.5% | Reduced |
| Uniplan Investment Counsel, Inc. | 395,954 | $86.0M | 6.39% | +8,621+2.2% | Added |
| Bristol Gate Capital Partners Inc. | 399,771 | $86.3M | 4.30% | −16,402−3.9% | Reduced |
| CCLA Investment Management Ltd | 404,315 | $87.8M | 1.44% | +1,385+0.3% | Added |
| Pacer Advisors, Inc. | 410,590 | $88.6M | 0.25% | −92,851−18.4% | Reduced |
| Korea Investment CORP | 411,081 | $88.7M | 0.23% | −139,537−25.3% | Reduced |
| Mar Vista Investment Partners LLC | 418,040 | $90.2M | 4.12% | −29,489−6.6% | Reduced |
| Border to Coast Pensions Partnership Ltd | 423,379 | $91.4M | 2.23% | −12,500−2.9% | Reduced |
| Maryland State Retirement & Pension System | 428,245 | $92.4M | 1.90% | +5,782+1.4% | Added |
| Alkeon Capital Management LLC | 429,125 | $92.6M | 0.61% | −200,636−31.9% | Reduced |
| UniSuper Management Pty Ltd | 443,775 | $95.8M | 1.06% | +322+0.1% | Added |
| AXA S.A. | 445,337 | $96.1M | 0.31% | −56,290−11.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 455,780 | $98.4M | 0.35% | +205,976+82.5% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 460,373 | $98.8M | 0.17% | +29,741+6.9% | Added |
| Allianz Asset Management GmbH | 460,643 | $99.4M | 0.18% | +225,332+95.8% | Added |
| New York State Teachers Retirement System | 463,011 | $100.0M | 0.22% | −18,347−3.8% | Reduced |
| DekaBank Deutsche Girozentrale | 468,608 | $101.5M | 0.21% | +286,522+157.4% | Added |
| Prudential Financial Inc | 481,293 | $103.3M | 0.16% | −180,198−27.2% | Reduced |
| First Manhattan Co | 486,708 | $103.4M | 0.36% | −68,298−12.3% | Reduced |
| Mackenzie Financial Corp | 481,469 | $103.9M | 0.16% | +266,221+123.7% | Added |
| State Board of Administration of Florida Retirement System | 489,430 | $105.7M | 0.22% | −1,456−0.3% | Reduced |
| Evercore Wealth Management, LLC | 495,972 | $107.1M | 1.80% | +6,987+1.4% | Added |
| Lasalle Investment Management Securities LLC | 497,155 | $107.3M | 4.24% | −160,107−24.4% | Reduced |