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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.

Q1 2026 vs. Q4 2025

How the institutions holding American Tower Corp changed between Q4 2025 and Q1 2026.

All holders in Q1 2026All holders in Q4 2025

13F holders of AMT: Q4 2025 compared with Q1 2026
MeasureQ4 2025Of which not filed for Q1 2026Q1 2026Change
Holders1,781301,760+9
Shares475.7M72.8M431.5M+28.6M (+7.1%)
Value$77.0B$12.8B$74.4B+$10.2B (+15.9%)

30 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so the changes leave them out.

New holders (155)

Institutions that held American Tower Corp at the end of Q1 2026 but not at the end of Q4 2025.

Showing the largest 100 of 155 by value.

Institutions new to AMT in Q1 2026
InstitutionSharesValue% of portfolio
Vanguard Capital Management LLC30,362,380$5.24B0.13%
Vanguard Portfolio Management LLC27,596,159$4.76B0.25%
Vanguard Fiduciary Trust Co2,699,678$465.9M0.12%
CIBC Bancorp USA Inc.1,358,233$234.4M0.32%
Vanguard Global Advisers, LLC1,024,070$176.7M0.09%
Vanguard Asset Management, Ltd812,950$140.3M0.12%
Vanguard Investments Australia, Ltd.469,600$81.0M0.23%
Alyeska Investment Group, L.P.303,834$52.4M0.15%
Jain Global LLC191,564$33.1M0.42%
Nearwater Capital Markets, Ltd190,000$32.8M0.77%
Tredje AP-fonden140,370$24.2M0.13%
Capitolis Liquid Global Markets LLC129,985$22.4M0.14%
ExodusPoint Capital Management, LP119,359$20.6M0.20%
SEB Asset Management AB107,340$18.5M0.08%
Mediolanum International Funds Ltd102,330$17.4M0.19%
IES Holdings, Inc.97,500$16.8M7.86%
Hudson Bay Capital Management LP70,420$12.2M0.07%
Soros Capital Management LLC52,908$9.13M3.97%
Gillson Capital LP36,600$6.32M0.52%
Blue Sparrow, LLC31,670$5.47M0.09%
Sherman Porfolios, LLC29,056$5.01M0.38%
IMC-Chicago, LLC28,976$5.00M0.08%
Hallmark Capital Management Inc25,862$4.46M0.29%
Advisors Preferred, LLC25,236$4.36M0.65%
Jupiter Asset Management Ltd22,399$3.65M0.02%
Steel Peak Wealth Management LLC18,992$3.28M0.10%
Anson Funds Management LP18,100$3.12M0.41%
Kettle Hill Capital Management, LLC17,923$3.09M0.78%
Harrison Street Private Wealth LLC17,910$3.09M4.09%
Spartan Wealth Advisory Services LLC15,626$2.70M0.24%
Blackstone Group Inc.14,458$2.50M0.01%
Ashton Thomas Private Wealth, LLC14,458$2.50M0.06%
Palouse Capital Management, Inc.13,884$2.40M1.58%
Bleakley Financial Group, LLC11,741$2.03M0.03%
Havemeyer Place LP11,708$2.02M0.23%
Canandaigua National Corp11,088$1.91M0.17%
Landscape Capital Management, L.L.C.10,575$1.83M0.12%
Avidian Wealth Solutions, LLC10,497$1.81M0.06%
Circle Wealth Management, LLC10,440$1.80M0.03%
Banco Santander, S.A.9,777$1.69M0.01%
First Bank & Trust9,169$1.58M0.25%
University of Texas/Texas Am Investment Managment Co9,112$1.57M0.23%
Orographic Financial Advisors, LLC9,095$1.57M1.11%
VCI Wealth Management LLC7,647$1.32M0.37%
Hanson & Doremus Investment Management7,614$1.31M0.15%
Brighton Jones LLC6,898$1.19M0.03%
Professional Financial Advisors, LLC6,379$1.10M0.22%
Ar Asset Management Inc6,000$1.03M0.20%
Reuter James Wealth Management, LLC5,630$971.6K0.14%
Beverly Hills Private Wealth, LLC5,082$877.1K0.15%
Tiaa-Cref Individual & Institutional Services, LLC5,029$867.9K0.00%
Walleye Trading LLC4,375$755.0K0.02%
Saiph Capital, LLC4,336$748.3K0.28%
Pacific Capital Partners Ltd4,300$742.1K0.73%
Outlook Wealth Advisors, LLC3,838$662.3K0.16%
Ridgewood Investments LLC3,617$624.2K0.26%
Navigation Group, LLC3,567$615.6K0.14%
Perbak Capital Partners LLP3,177$548.3K0.13%
First Affirmative Financial Network3,014$520.2K0.20%
Rodgers Brothers Inc.2,977$513.8K0.06%
Mendel Capital Management LLC2,952$509.5K0.26%
Gateway Wealth Partners, LLC2,939$507.2K0.02%
Heartland Bank & Trust Co2,854$492.5K0.11%
FDx Advisors, Inc.2,778$479.0K0.15%
Odyssean, LLC2,722$469.8K0.17%
Keudell/Morrison Wealth Management2,721$469.6K0.10%
Vanguard National Trust Co2,715$468.6K0.03%
Modern Wealth Management, LLC2,676$457.7K0.01%
Dynamic Technology Lab Private Ltd2,630$453.9K0.07%
VestGen Advisors, LLC2,498$446.8K0.01%
SkyView Investment Advisors, LLC2,564$443.0K0.06%
Fullerton Fund Management Co Ltd.2,345$404.7K0.03%
Lantz Financial LLC2,322$400.7K0.08%
Hennion & Walsh Asset Management, Inc.2,251$388.5K0.01%
6th Street Advisors, LLC2,137$368.7K0.23%
FNY Investment Advisers, LLC2,000$345.0K0.15%
Simplicity Wealth,LLC1,890$326.2K0.02%
Sunpointe, LLC1,857$320.5K0.10%
M.E. Allison & Co., Inc.1,790$308.9K0.20%
Fort Point Capital Partners LLC1,782$307.5K0.04%
Cinctive Capital Management LP1,775$306.3K0.02%
Christine Messmer PC1,758$303.4K0.19%
AlphaStar Capital Management, LLC1,752$302.3K0.02%
E Fund Management Co., Ltd.1,702$293.7K0.01%
Catalyst Funds Management Pty Ltd1,693$292.2K0.05%
Genesis Private Wealth, LLC1,673$288.7K0.09%
Invictus Private Wealth, LLC1,600$276.1K0.02%
TRB Wealth Management, LLC1,512$260.9K0.04%
AlpenGlobal Capital LLC1,500$258.9K0.16%
Advisory Alpha, LLC1,481$255.8K0.01%
Everpar Advisors LLC1,477$254.9K0.09%
IFS Group,LLC1,470$253.7K0.23%
Allen Capital Group, LLC1,456$251.3K0.02%
Rehmann Capital Advisory Group1,442$248.9K0.01%
Hexagon Capital Partners LLC1,434$247.5K0.04%
Oslo Pensjonsforsikring AS1,413$243.9K0.04%
Atlantic Family Wealth, LLC1,380$238.2K0.17%
Intrua Financial, LLC1,360$234.7K0.03%
Fundamentun, LLC1,358$234.5K0.01%
Camden Capital, LLC1,349$232.8K0.02%

Sold out (146)

Institutions that held American Tower Corp at the end of Q4 2025 and filed for Q1 2026 without it.

Showing the largest 100 of 146 by value.

Institutions that sold out of AMT in Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Two Sigma Advisers, LP432,300$75.9M
Alkeon Capital Management LLC428,401$75.2M
Sora Investors LLC176,315$31.0M
Renaissance Technologies LLC162,039$28.4M
Schonfeld Strategic Advisors LLC117,838$20.7M
Quadrature Capital Ltd99,316$17.4M
Nan Shan Life Insurance Co., Ltd.95,766$16.8M
Skandinaviska Enskilda Banken AB (publ)88,055$15.5M
Capital Innovations LLC58,925$10.3M
Stack Financial Management, Inc57,390$10.1M
iA Global Asset Management Inc.31,582$5.54M
S.E.E.D. Planning Group LLC28,253$4.96M
Twinbeech Capital LP22,800$4.00M
Financiere des Professionnels - Fonds d,investissement inc.19,160$3.36M
IFG Advisory, LLC18,138$3.18M
Dark Forest Capital Management LP16,528$2.90M
Westwood Holdings Group Inc.16,138$2.83M
FORA Capital, LLC12,812$2.67M
Quest Partners LLC14,093$2.47M
Highland Capital Management, LLC13,452$2.36M
Elo Mutual Pension Insurance Co12,932$2.27M
Delta Global Management LP12,746$2.24M
Engineers Gate Manager LP12,154$2.13M
Quantitative Investment Management, LLC12,146$2.13M
Ceredex Value Advisors LLC11,996$2.11M
Oak Thistle LLC11,991$2.11M
Inceptionr LLC11,103$1.95M
LMR Partners LLP10,386$1.82M
Caption Management, LLC8,000$1.40M
HighPoint Advisor Group LLC7,717$1.35M
Woodline Partners LP7,126$1.25M
Grantham, Mayo, Van Otterloo & Co. LLC6,412$1.13M
Fox Run Management, L.L.C.5,687$998.5K
Lee Financial Co5,176$910.1K
Axxcess Wealth Management, LLC4,536$796.4K
Hardworking Capital Advisors, LLC4,492$788.7K
Fire Capital Management LLC4,110$721.6K
Sage Mountain Advisors LLC3,944$692.4K
Pathway Financial Advisers, LLC3,869$679.2K
Buckingham Strategic Partners3,836$673.6K
VUB Generali dochodkova spravcovska spolocnost, a.s.3,534$620.5K
Jackson Thornton Asset Management, LLC3,403$598.3K
One + One Wealth Management, LLC3,130$549.5K
waypoint wealth counsel2,988$524.6K
Caerus Investment Advisors, LLC2,895$508.3K
Kirtland Hills Capital Management, LLC2,781$488.3K
Waddell & Associates, LLC2,618$459.6K
Bluefin Capital Management, LLC2,500$438.9K
Elmwood Wealth Management, Inc.2,465$432.8K
Warwick Investment Management, Inc.2,440$428.4K
Second Half Financial Partners, LLC2,414$423.8K
Diversify Advisory Services, LLC2,292$420.8K
Chicago Trust Co NA2,240$393.3K
Hutchens & Kramer Investment Management Group, LLC2,207$387.5K
Cullinan Associates Inc2,200$386.3K
Prelude Capital Management, LLC2,160$379.2K
Capital Performance Advisors LLP2,127$373.5K
McDonald Partners LLC2,045$359.0K
Logan Capital Management Inc2,000$351.1K
Berkeley Capital Partners, LLC2,000$351.1K
Wright Investors Service Inc1,946$341.7K
Lecap Asset Management Ltd1,907$334.8K
Strategic Blueprint, LLC1,906$334.6K
Andrews Advisory Associates, LLC1,875$329.2K
GK Wealth Management LLC1,841$323.3K
Weiss Asset Management LP1,838$322.7K
Valley Brook Capital Group1,800$316.0K
Harbor Capital Advisors, Inc.1,780$313.0K
Sym Financial Corp1,713$300.8K
Sentinus, LLC1,602$281.3K
Childress Capital Advisors, LLC1,568$275.3K
Cambria Investment Management, L.P.1,567$275.1K
Beese Fulmer Investment Management, Inc.1,450$257.0K
Capital Group Private Client Services, Inc.1,463$256.9K
Redwood Family Wealth LLC1,420$249.4K
Moore Capital Management, LP1,418$249.0K
Poinciana Advisors Group, LLC1,372$241.0K
First Financial Bank - Trust Division1,369$240.4K
West Family Investments, Inc.1,355$237.9K
Gilman Hill Asset Management, LLC1,343$235.8K
Wellspring Financial Advisors, LLC1,319$231.5K
Armstrong, Fleming & Moore, Inc1,311$230.2K
AssuredPartners Investment Advisors, LLC1,309$229.9K
CFO4Life Group, LLC1,303$228.8K
Wealth Management Associates, Inc.1,299$228.1K
Finivi Inc.1,295$227.3K
SmartHarvest Portfolios, LLC1,274$223.7K
Marble Wealth, LLC1,265$222.0K
Sentry Investment Management LLC1,209$212.0K
Modus Advisors, LLC1,207$211.8K
Zacks Investment Management1,189$208.8K
Z3 Capital Partners, LLC1,181$207.3K
Meridian Wealth Management, LLC1,163$204.3K
Daybright Advisory Services, Inc.1,143$200.8K
A. D. Beadell Investment Counsel, Inc.1,140$200.0K
Concord Wealth Partners995$174.7K
Garton & Associates Financial Advisors LLC976$171.3K
Munich Reinsurance Co Stock Corp in Munich693$122.5K
Elyxium Wealth, LLC569$100.0K
Gen-Wealth Partners Inc517$90.8K

Not filed for Q1 2026 yet (30)

Institutions that held American Tower Corp at the end of Q4 2025 and haven't filed a 13F for Q1 2026. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AMT in Q4 2025 that haven't filed for Q1 2026
InstitutionShares, Q4 2025Value, Q4 2025
Vanguard Group Inc63,757,586$11.2B
Norges Bank6,670,729$1.17B
CIBC Private Wealth Group, LLC1,166,450$204.8M
CCLA Investment Management Ltd414,327$72.7M
CIBC World Markets Corp373,405$65.6M
Forsta Ap-Fonden180,700$31.7M
Janney Capital Management LLC57,896$10.2M
Alpha Cubed Investments, LLC55,307$9.71M
Trust Co of Vermont40,067$7.03M
Liberty Capital Management, Inc.23,320$4.09M
Cape Cod Five Cents Savings Bank16,720$3.89M
FineMark National Bank & Trust19,240$3.38M
Global Retirement Partners, LLC11,933$2.10M
Canandaigua National Bank & Trust Co10,866$1.91M
Meketa Investment Group Inc7,109$1.25M
David Loasby6,542$1.12M
MidWestOne Financial Group, Inc.4,226$741.8K
SG Trading Solutions, LLC2,287$402.0K
BancorpSouth Bank2,190$384.5K
Pandora Wealth, Inc.1,745$306.4K
Cornercap Investment Counsel Inc1,665$292.3K
Clarius Group, LLC1,571$275.8K
Pursuit Wealth Management LLC1,472$258.4K
ORG Partners LLC728$128.1K
DV Equities, LLC652$114.5K
GPS Wealth Strategies Group, LLC511$89.7K
Ransom Advisory, Ltd135$23.7K
New Millennium Group LLC40$7.02K
Redmont Wealth Advisors LLC20$3.51K
Stephens Consulting, LLC8$1.41K