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American Tower (AMT) Institutional Ownership

American Tower logo
$190.29 -0.08 (-0.04%)
Closing price 11/11/2026 03:59 PM Eastern
Extended Trading
$188.92 -1.37 (-0.72%)
As of 11/11/2026 07:56 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for American Tower (NYSE:AMT)

Current
Institutional Ownership
Percentage
92.69%
Number of
Institutional Buyers
(last 12 months)
1050
Total
Institutional Inflows
(last 12 months)
$28.17B
Number of
Institutional Sellers
(last 12 months)
853
Total
Institutional Outflows
(last 12 months)
$6.44B
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AMT Institutional Buying and Selling by Quarter

American Tower Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
11/11/2026 Patron Partners LLC5,624$921K0.3%+5.1%0.001%
11/11/2026 Mayflower Financial Advisors LLC5,382$881K0.1%-1.2%0.001%
11/11/2026 Advisors Asset Management Inc.311,253$50.95M0.4%N/A0.067%
11/11/2026 Edmond DE Rothschild Holding S.A.1,922$315K0.0%+4.5%0.000%
11/11/2026 GW&K Investment Management LLC2,435$399K0.0%-49.2%0.001%
11/11/2026 Private Wealth Asset Management LLC12,493$2.05M0.1%+415.8%0.003%
11/11/2026 USS Investment Management Ltd94,127$15.41M0.1%-2.1%0.020%
11/11/2026 Westpac Banking Corp17,978$2.94M0.2%-4.7%0.004%
11/11/2026 Private Advisor Group LLC30,055$4.92M0.0%N/A0.006%
11/11/2026 Ieq Capital LLC257,605$42.17M0.2%+147.2%0.056%
11/11/2026 Focus Advisor Solutions LLC38,924$6.37M0.1%+454.6%0.008%
11/11/2026 Checchi Capital Advisers LLC4,597$753K0.0%+21.9%0.001%
11/11/2026 Independent Advisor Alliance16,191$2.76M0.1%+11.2%0.003%
11/10/2026 OneAscent Financial Services LLC2,211$362K0.0%+44.1%0.000%
11/10/2026 OneAscent Family Office LLC1,870$306K0.1%N/A0.000%
11/10/2026 Composition Wealth LLC3,717$608K0.0%+10.7%0.001%
11/10/2026 Chancellor Financial Group WB LP1,849$303K0.2%-9.6%0.000%
11/10/2026 Voya Investment Management LLC207,140$33.91M0.0%+9.4%0.044%
11/10/2026 Public Sector Pension Investment Board132,450$23.95M0.1%-28.8%0.028%
11/10/2026 Global Retirement Partners LLC15,510$2.54M0.0%+5.7%0.003%
11/10/2026 Garrison Point Advisors LLC4,681$766K0.3%-7.0%0.001%
11/10/2026 M. Kulyk & Associates LLC28,796$4.71M0.8%+3.7%0.006%
11/10/2026 Rothschild Investment LLC22,904$3.75M0.1%+37.8%0.005%
11/10/2026 Impax Asset Management Group plc19,857$3.25M0.0%-8.2%0.004%
11/10/2026 Cibc World Market Inc.195,314$31.97M0.1%-42.1%0.042%
11/10/2026 Bridges Investment Management Inc.53,000$8.68M0.1%+0.2%0.011%
11/10/2026 Banco Santander S.A.2,088$342K0.0%+49.5%0.000%
11/10/2026 First Financial Bankshares Inc451,145$73.85M1.3%+12.9%0.097%
11/10/2026 Gross & Hartman Investments LLC3,767$617K0.3%+14.7%0.001%
11/10/2026 Willow Creek Capital Management Inc.4,258$697K0.7%-10.4%0.001%
11/10/2026 HighTower Advisors LLC192,564$31.52M0.0%-0.2%0.041%
11/10/2026 Cercano Management LLC7,754$1.27M0.2%N/A0.002%
11/10/2026 Western Wealth Management LLC3,402$557K0.0%-55.2%0.001%
11/10/2026 Texas Capital Bank Wealth Management Services Inc3,075$503K0.0%+21.9%0.001%
11/9/2026 Intech Investment Management LLC333,418$54.58M0.5%+2.0%0.072%
11/9/2026 Silver Oak Securities Incorporated2,534$415K0.0%-17.1%0.001%
11/9/2026 Heritage Trust Co22,433$3.67M0.3%-2.4%0.005%
11/9/2026 West Family Investments Inc.4,770$781K0.2%+64.5%0.001%
11/9/2026 Bessemer Group Inc.139,408$22.82M0.0%-3.4%0.030%
11/9/2026 Hantz Financial Services Inc.34,119$5.59M0.1%+12.5%0.007%
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11/9/2026 Safe Harbor Family Capital LLC3,767$617K0.4%+14.7%0.001%
11/9/2026 Harbour Investments Inc.9,561$1.57M0.0%-3.2%0.002%
11/9/2026 FDx Advisors Inc.2,149$352K0.1%-13.2%0.000%
11/9/2026 IFG Advisory LLC22,081$3.61M0.1%+4.9%0.005%
11/9/2026 Trillium Asset Management LLC52,328$8.57M0.3%-2.2%0.011%
11/9/2026 Optas LLC2,109$345K0.0%+42.2%0.000%
11/9/2026 AlTi Global Inc.3,497$579K0.0%+21.1%0.001%
11/9/2026 Migdal Insurance & Financial Holdings Ltd.158$26K0.0%+77.5%0.000%
11/9/2026 Danske Bank A S253,050$41.42M0.1%+0.0%0.054%
11/7/2026 MSH Capital Advisors LLC13,920$2.28M0.4%-2.6%0.003%
11/7/2026 Cornerstone Advisory LLC3,227$528K0.0%+12.8%0.001%
11/7/2026 Diversified Trust Co8,881$1.45M0.0%-1.5%0.002%
11/7/2026 Cornerstone Advisors LLC38,298$6.27M0.2%N/A0.008%
11/6/2026 Aberdeen Group plc2,163,938$354.22M0.4%+143.6%0.464%
11/6/2026 ProVise Management Group LLC24,617$4.03M0.3%-2.6%0.005%
11/6/2026 Moors & Cabot Inc.4,929$807K0.0%+144.4%0.001%
11/6/2026 ICICI Prudential Asset Management Co Ltd27,783$4.55M0.5%N/A0.006%
11/6/2026 Money Concepts Capital Corp5,736$939K0.0%N/A0.001%
11/6/2026 Citizens & Northern Corp8,585$1.41M0.3%-2.1%0.002%
11/6/2026 Marble Harbor Investment Counsel LLC31,755$5.20M0.5%N/A0.007%
11/6/2026 Allworth Financial LP69,963$11.51M0.0%+49.3%0.015%
11/6/2026 Fisher Asset Management LLC87,446$14.31M0.0%-89.4%0.019%
11/6/2026 SVB Wealth LLC3,045$498K0.0%+29.5%0.001%
11/6/2026 Russell Investments Group Ltd.1,051,513$178.08M0.2%+12.1%0.226%
11/6/2026 Ariadne Wealth Management LP1,517$248K0.1%N/A0.000%
11/6/2026 Coston McIsaac & Partners457$75K0.0%N/A0.000%
11/6/2026 Barr E S & Co.3,658$599K0.0%-46.1%0.001%
11/6/2026 Eurizon Capital SGR S.p.A.198,304$32.75M0.1%-0.7%0.043%
11/6/2026 PBU The Pension Fund of Early Childhood & Youth Educators72,883$11.93M0.3%+27.5%0.016%
11/6/2026 CENTRAL TRUST Co6,331$1.05M0.0%+21.0%0.001%
11/6/2026 Fifth Third Bancorp82,579$13.52M0.0%-28.9%0.018%
11/6/2026 Gagnon Securities LLC2,776$454K0.1%N/A0.001%
11/6/2026 FDx Advisors Inc.2,149$352K0.2%-13.2%0.000%
11/6/2026 King Luther Capital Management Corp279,709$45.79M0.2%+45.6%0.060%
11/6/2026 Aew Capital Management Inc.1,850$303K0.0%N/A0.000%
11/6/2026 New Mexico Educational Retirement Board25,368$4.48M0.1%+9.0%0.005%
11/5/2026 Maryland State Retirement & Pension System432,756$71.22M1.1%-7.2%0.093%
11/5/2026 Cabot Wealth Management Inc.52,342$8.57M0.8%-11.7%0.011%
11/5/2026 Advisor Resource Council3,561$578K0.2%-4.1%0.001%
11/5/2026 Ritholtz Wealth Management10,980$1.80M0.0%+10.5%0.002%
11/5/2026 UNIVEST FINANCIAL Corp64,310$10.53M0.5%+2.2%0.014%
11/5/2026 Joel Isaacson & Co. LLC6,776$1.11M0.0%+9.2%0.001%
11/5/2026 Jacobi Capital Management LLC9,847$1.67M0.1%+14.8%0.002%
11/5/2026Jefferies Financial Group Inc.16,606$2.72M0.0%N/A0.004%
11/5/2026 First Command Advisory Services Inc.167$27K0.0%+178.3%0.000%
11/5/2026 Machina Capital S.A.S.5,287$865K0.1%-86.6%0.001%
11/5/2026 Riverbridge Partners LLC242,231$39.65M1.2%N/A0.052%
11/5/2026 Inspire Trust Co. N.A.15,000$2.46M0.3%+4.2%0.003%
11/5/2026 Knights of Columbus Asset Advisors LLC59,427$9.73M0.5%+19.6%0.013%
11/5/2026 Confluence Wealth Services Inc.1,227$201K0.0%N/A0.000%
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11/5/2026 Mesirow Financial Investment Management Inc.12,002$1.97M0.0%+15.6%0.003%
11/5/2026 Lido Advisors LLC140,443$22.99M0.1%+11.6%0.030%
11/5/2026 Keybank National Association OH46,092$7.83M0.0%-4.1%0.010%
11/5/2026 Elevated Capital Advisors LLC1,711$280K0.1%-10.7%0.000%
11/5/2026 Csenge Advisory Group1,360$223K0.0%-11.5%0.000%
11/5/2026 Account Management LLC8,045$1.32M1.3%-9.0%0.002%
11/4/2026 New York Life Investment Management LLC80,573$13.19M0.1%+16.1%0.017%
11/4/2026 Welch & Forbes LLC9,390$1.69M0.0%+11.9%0.002%
11/4/2026 Lockheed Martin Investment Management Co.14,740$2.41M0.2%-32.5%0.003%
11/4/2026 AEGON ASSET MANAGEMENT UK Plc48,461$7.93M0.1%-67.7%0.010%


AMT Institutional Ownership - Frequently Asked Questions

During the previous two years, 2,095 institutional investors and hedge funds held shares of American Tower. The most heavily invested institutionals were Vanguard Group Inc. ($11.19B), BlackRock Inc. ($7.49B), J. Stern & Co. LLP ($6.62B), State Street Corp ($3.65B), JPMorgan Chase & Co. ($2.80B), Geode Capital Management LLC ($2.36B), and Cohen & Steers Inc. ($2.19B).Learn more on American Tower's institutional investors.

92.69% of American Tower's stock is owned by institutional investors. Learn more on AMT's institutional investor holdings.

Of the 1,740 institutional investors that purchased American Tower's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($45.80M), J. Stern & Co. LLP ($37.58M), Norges Bank ($19.23M), Northwestern Mutual Wealth Management Co. ($9.67M), Lazard Asset Management LLC ($7.17M), Deutsche Bank AG ($6.99M), and Nuveen LLC ($4.56M).

Institutional investors have bought a total of 164,630,789 shares in the last 24 months. This purchase volume represents approximately $28.17B in transactions.

Of the 853 institutional investors that sold American Tower's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Wellington Management Group LLP ($6.83M), Massachusetts Financial Services Co. MA ($1.94M), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($1.31M), The Manufacturers Life Insurance Company ($1.08M), Cohen & Steers Inc. ($1.01M), Capital Research Global Investors ($1.00M), and Alliancebernstein L.P. ($972.79K).

Institutional investors have sold a total of 35,980,572 shares in the last 24 months. This volume of shares sold represents approximately $6.44B in transactions.


Related Companies

Institutional ownership data for NYSE:AMT is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 11/11/2026. New 13F filings are added each quarter as they're published.
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