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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.

Institutional holdersQ4 2025: 1,781 institutions
Q1 2021: 1,613 institutionsQ2 2021: 1,656 institutionsQ3 2021: 1,678 institutionsQ4 2021: 1,799 institutionsQ1 2022: 1,723 institutionsQ2 2022: 1,747 institutionsQ3 2022: 1,693 institutionsQ4 2022: 1,711 institutionsQ1 2023: 1,706 institutionsQ2 2023: 1,688 institutionsQ3 2023: 1,634 institutionsQ4 2023: 1,802 institutionsQ1 2024: 1,769 institutionsQ2 2024: 1,769 institutionsQ3 2024: 1,852 institutionsQ4 2024: 1,798 institutionsQ1 2025: 1,845 institutionsQ2 2025: 1,851 institutionsQ3 2025: 1,799 institutionsQ4 2025: 1,781 institutionsQ1 2026: 1,760 institutionsQ2 2026: 1,757 institutions
Value heldQ4 2025: $77.0B
Q1 2021: $95.8BQ2 2021: $111.7BQ3 2021: $109.6BQ4 2021: $121.8BQ1 2022: $104.3BQ2 2022: $109.0BQ3 2022: $91.0BQ4 2022: $90.0BQ1 2023: $86.3BQ2 2023: $82.1BQ3 2023: $69.9BQ4 2023: $93.6BQ1 2024: $85.0BQ2 2024: $83.8BQ3 2024: $99.4BQ4 2024: $79.6BQ1 2025: $95.0BQ2 2025: $96.5BQ3 2025: $82.5BQ4 2025: $77.0BQ1 2026: $74.4BQ2 2026: $72.0B
Institutions holding AMT and their total value by quarter
QuarterHoldersValue
Q2 20261,757$72.0B
Q1 20261,760$74.4B
Q4 20251,781$77.0B
Q3 20251,799$82.5B
Q2 20251,851$96.5B
Q1 20251,845$95.0B
Q4 20241,798$79.6B
Q3 20241,852$99.4B
Q2 20241,769$83.8B
Q1 20241,769$85.0B
Q4 20231,802$93.6B
Q3 20231,634$69.9B
Q2 20231,688$82.1B
Q1 20231,706$86.3B
Q4 20221,711$90.0B
Q3 20221,693$91.0B
Q2 20221,747$109.0B
Q1 20221,723$104.3B
Q4 20211,799$121.8B
Q3 20211,678$109.6B
Q2 20211,656$111.7B
Q1 20211,613$95.8B

Institutions, Q4 2025

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2025.

Institutions holding AMT in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
JustInvest LLC56,384$9.90M0.10%+1,174+2.1%Added
Adelante Capital Management LLC56,840$9.98M0.70%−727−1.3%Reduced
Stack Financial Management, Inc57,390$10.1M0.77%−1,720−2.9%Reduced
Janney Capital Management LLC57,896$10.2M0.64%−8,209−12.4%Reduced
Fiduciary Trust Co57,955$10.2M0.12%−1,719−2.9%Reduced
Jennison Associates LLC57,955$10.2M0.01%−22,487−28.0%Reduced
Keybank National Association58,430$10.3M0.04%−1,145−1.9%Reduced
BWCP, LP58,844$10.3M1.71%+14,642+33.1%Added
Capital Innovations LLC58,925$10.3M2.95%+58,925New
Advisor Group Holdings, Inc.59,613$10.5M0.02%−9,533−13.8%Reduced
Kempen Capital Management N.V.59,885$10.5M0.09%+2,657+4.6%Added
Cincinnati Insurance Co60,000$10.5M0.16%00.0%Unchanged
Public Employees Retirement Association of Colorado60,103$10.6M0.04%−139−0.2%Reduced
Edge Wealth Management LLC60,457$10.6M1.87%−1,829−2.9%Reduced
ING Groep NV60,501$10.6M0.06%−33−0.1%Reduced
Fuller & Thaler Asset Management, Inc.60,685$10.7M0.04%+18,308+43.2%Added
First Trust Advisors LP60,703$10.7M0.01%−34,868−36.5%Reduced
Bartlett & Co. Wealth Management LLC60,116$10.7M0.14%−189,790−75.9%Reduced
Cohen Klingenstein LLC60,914$10.7M0.32%00.0%Unchanged
John G Ullman & Associates Inc61,218$10.7M1.43%+4,500+7.9%Added
Stephens Inc61,318$10.8M0.13%−11,659−16.0%Reduced
Rakuten Investment Management, Inc.61,589$10.8M0.04%−4,637−7.0%Reduced
Badgley Phelps Wealth Managers, LLC61,763$10.9M0.20%−3,114−4.8%Reduced
Knights of Columbus Asset Advisors LLC62,597$11.0M0.62%−16,330−20.7%Reduced
Cullen/Frost Bankers, Inc.62,604$11.0M0.12%−4,927−7.3%Reduced
CBOE Vest Financial, LLC62,819$11.0M0.14%+8,123+14.9%Added
Anchor Capital Advisors LLC63,207$11.1M0.32%−4,460−6.6%Reduced
AIA Group Ltd63,211$11.1M0.17%+61,293+3,195.7%Added
Skylands Capital, LLC63,730$11.2M1.52%+22,010+52.8%Added
Epoch Investment Partners, Inc.63,771$11.2M0.06%−138,996−68.5%Reduced
Allworth Financial LP63,860$11.2M0.05%+18,143+39.7%Added
Davis Selected Advisers63,970$11.2M0.05%−1,700−2.6%Reduced
First Horizon Corp64,104$11.3M0.50%−7,451−10.4%Reduced
Sophron Capital Management L.P.64,305$11.3M3.63%+29,355+84.0%Added
Washington Trust Co64,317$11.3M0.37%−519−0.8%Reduced
Investment Management Corp of Ontario64,787$11.4M0.15%−2,223−3.3%Reduced
GWM Advisors LLC64,801$11.4M0.04%+1,825+2.9%Added
TD Waterhouse Canada Inc.65,674$11.5M0.07%+5,128+8.5%Added
Commerzbank Aktiengesellschaft65,696$11.5M0.23%+4,299+7.0%Added
Sumitomo Mitsui DS Asset Management Company, Ltd65,931$11.6M0.09%+637+1.0%Added
PBU - The Pension Fund of Early Childhood & Youth Educators–$11.8M0.17%–New
Heitman Real Estate Securities LLC67,339$11.8M0.83%00.0%Unchanged
Yousif Capital Management, LLC66,776$11.9M0.13%−4,005−5.7%Reduced
New York Life Investment Management LLC67,992$11.9M0.10%−299−0.4%Reduced
Capital Analysts, LLC68,594$12.0M0.33%+4,442+6.9%Added
River Road Asset Management, LLC69,234$12.2M0.13%−14,190−17.0%Reduced
Vantage Investment Partners, LLC69,238$12.2M0.81%+1,740+2.6%Added
Wallington Asset Management, LLC71,143$12.5M1.58%−458−0.6%Reduced
Evergreen Capital Management LLC70,693$12.5M0.28%+41,509+142.2%Added
Police & Firemen's Retirement System of New Jersey71,825$12.6M0.10%−3,723−4.9%Reduced
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund73,984$13.0M0.11%−3,200−4.1%Reduced
FIL Ltd74,118$13.0M0.01%+21,394+40.6%Added
Resona Asset Management Co.,Ltd.75,793$13.3M0.06%−282−0.4%Reduced
LGT Group Foundation75,985$13.4M0.15%+350.0%Added
O'Shaughnessy Asset Management, LLC77,553$13.6M0.08%−30,091−28.0%Reduced
Point72 Asset Management, L.P.77,849$13.7M0.02%−542,271−87.4%Reduced
Aptus Capital Advisors, LLC78,257$13.7M0.12%−71,376−47.7%Reduced
Vestcor Inc78,529$13.8M0.39%+2,905+3.8%Added
Barton Investment Management79,208$13.9M1.50%−1,870−2.3%Reduced
Trillium Asset Management, LLC78,905$13.9M0.43%−15,752−16.6%Reduced
Scotia Capital Inc.81,094$14.2M0.06%−5,192−6.0%Reduced
Fideuram - Intesa Sanpaolo Private Banking S.P.A.81,205$14.3M0.51%+81,205New
Utah Retirement Systems81,536$14.3M0.14%+4,237+5.5%Added
GW Henssler & Associates Ltd81,736$14.4M0.69%−10,910−11.8%Reduced
Ci Investments Inc.83,484$14.7M0.06%−2,762−3.2%Reduced
Entropy Technologies, LP84,096$14.8M0.80%+21,555+34.5%Added
USS Investment Management Ltd84,559$14.8M0.07%+4,436+5.5%Added
Chilton Capital Management LLC84,278$14.9M0.51%−8,453−9.1%Reduced
Bridgewater Associates, LP86,281$15.1M0.06%+56,611+190.8%Added
Mackenzie Financial Corp86,122$15.2M0.02%−452,264−84.0%Reduced
Ieq Capital, LLC87,204$15.3M0.05%+62,801+257.3%Added
Pinnacle Financial Partners, Inc.87,311$15.3M0.12%+87,311New
Mar Vista Investment Partners LLC87,773$15.4M1.41%−10,813−11.0%Reduced
Skandinaviska Enskilda Banken AB (publ)88,055$15.5M0.06%−1,414−1.6%Reduced
Rockbridge Capital Management LLC88,380$15.5M9.41%−1,794−2.0%Reduced
Pathstone Holdings, LLC88,610$15.6M0.06%+43,589+96.8%Added
Assetmark, Inc88,821$15.6M0.03%−4,093−4.4%Reduced
Vinva Investment Management Ltd89,733$15.9M0.20%+23,510+35.5%Added
Truist Financial Corp90,877$16.0M0.02%−20,834−18.6%Reduced
Y-Intercept (Hong Kong) Ltd91,148$16.0M0.36%+35,849+64.8%Added
Fifth Third Bancorp91,394$16.0M0.05%−50,024−35.4%Reduced
J. Safra Sarasin Holding AG92,463$16.2M0.26%−28,113−23.3%Reduced
Aew Capital Management L P92,670$16.3M1.18%+29,560+46.8%Added
Stock Yards Bank & Trust Co93,236$16.4M0.50%−5,065−5.2%Reduced
Motley Fool Asset Management LLC93,699$16.5M0.64%+9,325+11.1%Added
PensionDanmark Pensionsforsikringsaktieselskab95,135$16.7M0.15%+95,135New
Nan Shan Life Insurance Co., Ltd.95,766$16.8M0.52%00.0%Unchanged
Wealthfront Advisers LLC97,961$17.2M0.04%+9,302+10.5%Added
Reaves W H & Co Inc98,037$17.2M0.30%00.0%Unchanged
Destination Wealth Management98,065$17.2M0.45%−8,438−7.9%Reduced
Quadrature Capital Ltd99,316$17.4M0.18%−144,952−59.3%Reduced
Quantinno Capital Management LP99,498$17.5M0.04%+14,189+16.6%Added
Guggenheim Capital LLC100,281$17.6M0.13%+20,225+25.3%Added
Varma Mutual Pension Insurance Co101,906$17.9M0.11%+14,100+16.1%Added
Prudential PLC101,965$17.9M0.14%−8,260−7.5%Reduced
Swiss Life Asset Management Ltd101,993$17.9M0.09%+12,464+13.9%Added
Thrivent Financial for Lutherans102,058$17.9M0.03%−3,297−3.1%Reduced
Amalgamated Bank102,474$18.0M0.13%−1,494−1.4%Reduced
MAI Capital Management102,873$18.1M0.10%−10,829−9.5%Reduced
La Banque Postale Asset Management SA104,398$18.3M0.21%+33,713+47.7%Added