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American Tower (AMT) Institutional Ownership

American Tower logo
$175.83 -0.02 (-0.01%)
As of 09/4/2026 03:58 PM Eastern
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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)
1040
Total
Institutional Inflows
(last 12 months)
$46.99B
Number of
Institutional Sellers
(last 12 months)
942
Total
Institutional Outflows
(last 12 months)
$6.57B
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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
9/3/2026 Anchor Capital Advisors LLC70,867$11.59M0.2%-25.6%0.015%
9/2/2026 Second Line Capital LLC18,630$3.08M0.6%+16.1%0.004%
8/27/2026 Corient Private Wealth LP505,701$82.72M0.1%-7.5%0.109%
8/26/2026 Amundi4,045,753$661.76M0.2%+5.6%0.868%
8/26/2026 HighTower Advisors LLC192,910$31.55M0.0%-0.2%0.041%
8/25/2026 Groupe la Francaise33,505$5.48M0.1%+319.0%0.007%
8/24/2026 CYBER HORNET ETFs LLC2,334$360K0.1%+81.5%0.001%
8/24/2026 California State Teachers Retirement System117,012,907$19.14B0.1%+17,056.3%25.112%
8/23/2026 DMC Group LLC2,865$469K0.3%-3.6%0.001%
8/23/2026 Washington Trust Advisors Inc.50,798$8.31M0.6%-1.2%0.011%
8/23/2026 Guardian Wealth Advisors LLC NC10,905$1.79M0.1%-2.3%0.002%
8/23/2026 Wedmont Private Capital2,793$471K0.0%-7.1%0.001%
8/23/2026 Kintra Wealth LLC3,645$635K0.0%N/A0.001%
8/23/2026 Operose Advisors LLC153$25K0.0%N/A0.000%
8/23/2026 HB Wealth Management LLC39,217$6.42M0.0%+3.8%0.008%
8/23/2026 Saudi Central Bank180,106$30.42M0.4%+9.3%0.039%
8/23/2026 Fortitude Advisory Group L.L.C.3,013$493K0.2%+29.9%0.001%
8/23/2026 Angeles Wealth Management LLC2,319$383K0.0%-6.9%0.000%
8/22/2026 Compass Financial Management LLC299$49K0.0%N/A0.000%
8/22/2026 AlphaGrep UK Ltd4,355$712K0.2%-44.7%0.001%
8/22/2026 Markowski Investments510$83K0.0%N/A0.000%
8/22/2026 Shum Financial Group Inc.4,698$768K0.4%+5.3%0.001%
8/22/2026 Lord & Richards Wealth Management LLC4,182$684K0.5%-7.6%0.001%
8/22/2026 Sapient Capital LLC1,496$247K0.0%-44.7%0.000%
8/22/2026 Syon Capital LLC4,312$705K0.0%+13.1%0.001%
8/22/2026 TD Waterhouse Canada Inc.73,822$12.27M0.0%-1.0%0.016%
8/22/2026 Syntax Research Inc.4,836$791K0.6%-65.3%0.001%
8/22/2026 Premier Path Wealth Partners LLC3,935$644K0.1%+14.4%0.001%
8/22/2026 Werlinich Asset Management LLC11,035$1.81M0.7%+0.7%0.002%
8/22/2026 Concurrent Investment Advisors LLC8,758$1.43M0.0%+5.8%0.002%
8/22/2026 NEOS Investment Management LLC143,505$23.47M0.1%+14.3%0.031%
8/21/2026 Paragon Private Wealth Management LLC2,355$385K0.1%-8.3%0.001%
8/21/2026 Outfitters Financial LLC6,730$1.10M0.8%+1.3%0.001%
8/21/2026 Continuum Advisory LLC2,810$460K0.0%-14.0%0.001%
8/21/2026 Nykredit A S166,421$27.22M0.1%N/A0.036%
8/21/2026 B. Metzler seel. Sohn & Co. AG66,057$10.81M0.1%+17.2%0.014%
8/21/2026 Sunburst Financial Group LLC1,933$316K0.1%+3.5%0.000%
8/21/2026 Natural Investments LLC9,674$1.58M0.4%+0.8%0.002%
8/21/2026 Symphony Financial Ltd. Co.2,450$410K0.0%+53.5%0.001%
8/21/2026 Secure Asset Management LLC1,491$244K0.0%N/A0.000%
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8/21/2026 Independence Bank of Kentucky2,370$388K0.0%-28.8%0.001%
8/20/2026 Proficio Capital Partners LLC1,634$267K0.0%N/A0.000%
8/20/2026 Renasant Bank3,017$493K0.3%+3.0%0.001%
8/20/2026 NINE MASTS CAPITAL Ltd1,500$245K0.0%-108.8%0.000%
8/20/2026 CTC Alternative Strategies Ltd.1,400$229K0.3%N/A0.000%
8/20/2026 Camelot Portfolios LLC1,843$301K0.2%-57.9%0.000%
8/20/2026 Headlands Technologies LLC2,468$404K0.0%N/A0.001%
8/20/2026 Ancora Advisors LLC14,028$2.30M0.0%-13.3%0.003%
8/20/2026 Susquehanna Fundamental Investments LLC18,678$3.06M0.1%N/A0.004%
8/20/2026 Sigma Planning Corp2,435$398K0.0%+6.8%0.001%
8/20/2026 Two Sigma Securities LLC14,468$2.37M0.2%N/A0.003%
8/20/2026 Benjamin Edwards Inc.23,783$3.89M0.0%+9.9%0.005%
8/20/2026 GTS Securities LLC4,748$777K0.0%-8.8%0.001%
8/20/2026 Alyeska Investment Group L.P.828,424$135.51M0.3%+172.7%0.178%
8/20/2026 Flputnam Investment Management Co.2,259$369K0.0%+7.5%0.000%
8/20/2026 Northwestern Mutual Wealth Management Co.42,339$6.93M0.0%-5.2%0.009%
8/20/2026 Wedbush Securities Inc.11,596$1.90M0.0%+10.3%0.002%
8/20/2026 Sheets Smith Wealth Management1,497$245K0.0%-5.7%0.000%
8/20/2026 Spinnaker Trust1,817$297K0.0%-12.6%0.000%
8/20/2026 Greenleaf Trust110,624$18.10M0.2%+0.1%0.024%
8/19/2026 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC4,526,261$740.36M0.1%+4.3%0.971%
8/19/2026 New Mexico Educational Retirement Board23,268$3.81M0.1%+8.9%0.005%
8/19/2026 Royal London Asset Management Ltd.207,710$33.98M0.1%-11.6%0.045%
8/19/2026 Mufg Securities Americas Inc.14,033$2.30M0.1%+8.3%0.003%
8/19/2026 Van ECK Associates Corp203,505$33.29M0.0%+7.3%0.044%
8/19/2026 Ferguson Wellman Capital Management Inc.5,456$892K0.0%+9.2%0.001%
8/19/2026 Nissay Asset Management Corp Japan117,683$19.25M0.1%+5.4%0.025%
8/19/2026 BNP Paribas5,279$885K0.0%-5.3%0.001%
8/19/2026 Hsbc Holdings PLC1,821,488$298.80M0.1%+13.9%0.391%
8/19/2026 Field & Main Bank300$49K0.0%N/A0.000%
8/19/2026 Wellington Management Group LLP792,311$129.60M0.0%+6.0%0.170%
8/19/2026 Kingsview Wealth Management LLC20,624$3.37M0.0%N/A0.004%
8/18/2026 Henson Edgewater Management LLC1,791$305K0.2%N/A0.000%
8/18/2026 Beacon Pointe Advisors LLC21,953$3.59M0.0%N/A0.005%
8/18/2026 Pin Oak Investment Advisors Inc.540$88K0.0%N/A0.000%
8/18/2026 Livforsakringsbolaget Skandia Omsesidigt2,597$429K0.0%N/A0.001%
8/18/2026 Rakuten Investment Management Inc.76,213$12.86M0.0%N/A0.016%
8/18/2026 RB Capital Management LLC3,060$501K0.1%N/A0.001%
8/18/2026 Glenview Trust Co1,753$287K0.0%N/A0.000%
8/18/2026 Empowered Funds LLC31,020$5.07M0.0%N/A0.007%
8/18/2026 United Capital Financial Advisors LLC99,063$16.20M0.1%N/A0.021%
8/18/2026 Caitlin John LLC235$38K0.0%N/A0.000%
8/18/2026 Equitable Holdings Inc.9,649$1.58M0.0%N/A0.002%
8/18/2026 Centaurus Financial Inc.885$145K0.0%N/A0.000%
8/18/2026 Brasada Capital Management LP3,064$501K0.0%N/A0.001%
8/18/2026 Pacific Heights Asset Management LLC200,000$32.71M1.0%N/A0.043%
8/18/2026 Public Employees Retirement System of Ohio173,691$28.41M0.1%N/A0.037%
8/18/2026 MASTERINVEST Kapitalanlage GmbH1,710$280K0.0%N/A0.000%
8/17/2026 Proficio Capital Partners LLC1,634$267K0.0%N/A0.000%
8/17/2026 Pure Financial Advisors LLC2,006$328K0.0%N/A0.000%
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8/17/2026 Adelante Capital Management LLC52,165$8.53M0.6%N/A0.011%
8/17/2026 Corient Private Wealth LP761,891$83.98M0.1%N/A0.164%
8/17/2026 Corient Private Wealth LP764,931$125.12M0.1%+39.9%0.164%
8/17/2026 Perennial Investment Advisors LLC1,722$281K0.0%N/A0.000%
8/17/2026 Ausdal Financial Partners Inc.1,533$251K0.0%N/A0.000%
8/17/2026 Bank of America Corp DE3,905,537$638.83M0.0%N/A0.838%
8/15/2026 Freestone Grove Partners LP7,138$1.17M0.0%+323.6%0.002%
8/15/2026 Odyssean LLC4,288$701K0.1%+57.5%0.001%
8/15/2026 Man Group plc989,462$161.85M0.3%+19.8%0.212%
8/15/2026 Western Wealth Management LLC7,597$1.24M0.0%+3.5%0.002%


AMT Institutional Ownership - Frequently Asked Questions

During the previous two years, 2,072 institutional investors and hedge funds held shares of American Tower. The most heavily invested institutionals were California State Teachers Retirement System ($19.14B), Vanguard Group Inc. ($11.19B), BlackRock Inc. ($7.49B), J. Stern & Co. LLP ($6.62B), State Street Corp ($3.72B), JPMorgan Chase & Co. ($2.80B), and Geode Capital Management LLC ($2.36B).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 1,724 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: California State Teachers Retirement System ($116.33M), 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), and Deutsche Bank AG ($6.99M).

Institutional investors have bought a total of 279,198,291 shares in the last 24 months. This purchase volume represents approximately $46.99B in transactions.

Of the 942 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 ($2.53M), UBS AM A Distinct Business Unit of UBS Asset Management Americas LLC ($1.31M), Cohen & Steers Inc. ($1.01M), Capital Research Global Investors ($1.00M), Alliancebernstein L.P. ($972.79K), and Bessemer Group Inc. ($900.87K).

Institutional investors have sold a total of 36,298,081 shares in the last 24 months. This volume of shares sold represents approximately $6.57B in transactions.


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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 9/3/2026. New 13F filings are added each quarter as they're published.
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