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AMT AMERICAN TOWER CORP

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COM (common), issuer CIK 1053507

1,757 managers (1,800 13F filers) reported a position in AMT shares at 2025-09-30, 429,276,387 shares in all. 115 filers opened a position and 155 filers sold out during the quarter.

Managers
1,757
13F filers
1,800
New
115
Added
648
Reduced
753
Sold out
155
Shares held by filers
429,276,387

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q3 2025

Filers in the available 13F reports with a share position at 2025-09-30, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
State of Tennessee, Department of Treas…170,970$32.9M0.11%-5,04813F-HRTimeline
KLP KAPITALFORVALTNING AS169,013$32.7M0.13%+10013F-HRTimeline
SUSQUEHANNA INTERNATIONAL GROUP, LLPin group SUSQUEHANNA INTERNATIONAL GRO…169,128$32.5M0.05%+112,22813F-HRTimelineGroup
Ninety One UK Ltd167,979$32.3M0.07%-72913F-HR/ATimeline
NORTHEAST INVESTMENT MANAGEMENT167,051$32.1M1.29%-2,97913F-HRTimeline
VAN ECK ASSOCIATES CORPin group VAN ECK ASSOCIATES CORP166,297$32M0.03%+18,65613F-HRTimelineGroup
Raiffeisen Bank International AGin group Raiffeisen Bank International…162,951$31.7M0.42%+8,14813F-HRTimelineGroup
BI Asset Management Fondsmaeglerselskab…in group BI Asset Management Fondsmaeg…181,053$31.4M0.28%+8,46613F-HRTimelineGroup
BROWN ADVISORY INCin group BROWN ADVISORY INC161,941$31.1M0.04%-6,45913F-HRTimelineGroup
OPPENHEIMER ASSET MANAGEMENT INC.group of 2 filers holding159,844$30.7M-6,420Timeline
Quintet Private Bank (Europe) S.A.156,922$30.2M1.69%+9,47313F-HRTimeline
Clal Insurance Enterprises Holdings Ltdin group Clal Insurance Enterprises Ho…155,134$30.1M0.23%-813F-HRTimelineGroup
GW&K Investment Management, LLC155,926$30M0.27%-1,65913F-HRTimeline
Benchstone Capital Management LP155,638$29.9M4.08%+35,66713F-HRTimeline
STRS OHIO154,267$29.7M0.11%-3,88113F-HRTimeline
Cubist Systematic Strategies, LLC150,320$28.9M0.41%new13F-HRTimeline
FIFTH THIRD BANK, NATIONAL ASSOCIATIONgroup of 2 filers holding150,186$28.9M-10,724Timeline
D. E. Shaw & Co., Inc.in group D. E. Shaw & Co., Inc.150,068$28.9M0.02%+146,21713F-HRTimelineGroup
Aptus Capital Advisors, LLC149,633$28.8M0.26%+4,64213F-HRTimeline
Saudi Central Bank147,673$28.7M1.09%013F-HRTimeline
Calamos Advisors LLCgroup of 2 filers holding148,469$28.6M+266Timeline
Lido Advisors, LLCin group Lido Advisors, LLC143,896$27.9M0.11%+12,93013F-HRTimelineGroup
Ancora Advisors LLCin group Ancora Advisors LLC139,946$26.9M0.54%+1,07313F-HRTimelineGroup
Glenmede Investment Management, LP139,907$26.9M0.13%+48,43013F-HRTimeline
VICTORY CAPITAL MANAGEMENT INC139,496$26.8M0.02%+5,39313F-HRTimeline
EASTERN BANK139,091$26.7M0.48%+57,07813F-HRTimeline
MetLife Investment Management, LLCin group MetLife Investment Management…138,322$26.6M0.13%-2,24813F-HRTimelineGroup
&PARTNERS137,770$26.4M0.17%-20,21213F-HRTimeline
ARIZONA STATE RETIREMENT SYSTEM136,734$26.3M0.14%-11613F-HRTimeline
KLINGENSTEIN FIELDS & CO LP134,983$26M0.98%-1,51413F-HRTimeline
STATE OF MICHIGAN RETIREMENT SYSTEM134,884$25.9M0.12%-60013F-HRTimeline
Impax Asset Management Group plcin group Impax Asset Management Group …134,031$25.8M0.15%+21,57613F-HRTimelineGroup
J. Stern & Co. LLP133,542$25.7M1.94%-3,64713F-HRTimeline
Motley Fool Asset Management LLCgroup of 2 filers holding133,093$25.6M-2,050Timeline
FourThought Financial Partners, LLC133,043$25.6M2.25%+5,37613F-HRTimeline
EXCHANGE TRADED CONCEPTS, LLC132,680$25.5M0.24%+64,80713F-HRTimeline
GAMCO Investors (Gabelli)group of 2 filers holding132,031$25.4M+160Timeline
ProShare Advisors LLC131,597$25.3M0.05%-1,67213F-HRTimeline
Creative Planningin group Creative Planning129,118$24.8M0.02%+36,91913F-HRTimelineGroup
Carnegie Investment Counsel128,666$24.7M0.47%+3,83513F-HRTimeline
AGF MANAGEMENT LTDin group AGF MANAGEMENT LTD128,541$24.7M0.11%-4,36013F-HRTimelineGroup
Verition Fund Management LLC127,961$24.6M0.14%+95,65513F-HRTimeline
Foresight Group Ltd Liability Partnersh…127,378$24.5M3.66%+11,52413F-HRTimeline
Cerity Partners LLCin group Cerity Partners LLC125,525$24.1M0.04%-1,71113F-HRTimelineGroup
Pacific Heights Asset Management LLC125,000$24M1.07%+25,00013F-HRTimeline
BOSTON FAMILY OFFICE LLC123,305$23.7M1.51%-2,54113F-HRTimeline
Mill Capital Management, LLC122,684$23.6M1.75%+61913F-HRTimeline
COMMONWEALTH EQUITY SERVICES, LLC122,544$23.6M0.03%-18,08113F-HRTimeline
Baird Financial Group, Inc.in group Baird Financial Group, Inc.122,293$23.5M0.04%-2,57913F-HRTimelineGroup
TEACHER RETIREMENT SYSTEM OF TEXAS122,154$23.5M0.09%+14,91313F-HRTimeline
XPONANCE LLC121,723$23.4M0.19%-1,11013F-HRTimeline
J. Safra Sarasin Holding AGin group J. Safra Sarasin Holding AG120,576$23.2M0.38%-4,78313F-HRTimelineGroup
Czech National Bank118,957$22.9M0.16%+4,52813F-HRTimeline
GREENLEAF TRUST118,372$22.8M0.21%+1,08513F-HRTimeline
Gotham Asset Management, LLC118,098$22.7M0.1%+30,50613F-HRTimeline
IFM Investors Pty Ltd116,680$22.7M0.2%+1,00113F-HRTimeline
GROUPAMA ASSET MANAGMENT117,651$22.6M0.33%+17,08613F-HRTimeline
UNITED CAPITAL FINANCIAL ADVISORS, LLCin group UNITED CAPITAL FINANCIAL ADVI…116,831$22.5M0.16%-6,37913F-HRTimelineGroup
DNB Asset Management ASin group DNB Asset Management AS116,574$22.4M0.08%+3,21813F-HRTimelineGroup
Advisors Asset Management, Inc.115,134$22.1M0.38%-5,12413F-HR/ATimeline
Rockefeller Capital Management L.P.in group Rockefeller Capital Managemen…113,685$21.9M0.04%+12,18313F-HRTimelineGroup
MAI Capital Management113,702$21.9M0.14%+63013F-HRTimeline
OFI INVEST ASSET MANAGEMENT133,388$21.8M0.46%+3,42113F-HRTimeline
HERITAGE INVESTORS MANAGEMENT CORP113,248$21.8M0.65%+5,14213F-HRTimeline
Midwest Trust Co113,082$21.7M0.28%+57413F-HRTimeline
Broad Run Investment Management, LLC112,276$21.6M3.53%-8,02413F-HRTimeline
TRUIST FINANCIAL CORPin group TRUIST FINANCIAL CORP111,711$21.5M0.03%-20,29513F-HRTimelineGroup
PRUDENTIAL PLCin group PRUDENTIAL PLC110,225$21.2M0.16%+14,18313F-HRTimelineGroup
Madison Asset Management, LLCin group Madison Asset Management, LLC110,199$21.2M0.23%-36,80813F-HRTimelineGroup
Sone Capital Management, LLC109,396$21M1.76%+66,35613F-HRTimeline
HRT FINANCIAL LP108,916$20.9M0.08%new13F-HRTimeline
ACADIAN ASSET MANAGEMENT LLCin group ACADIAN ASSET MANAGEMENT LLC108,951$20.9M0.04%+96,05013F-HRTimelineGroup
O'SHAUGHNESSY ASSET MANAGEMENT, LLC107,644$20.7M0.12%-10,49313F-HRTimeline
Destination Wealth Management106,503$20.5M0.56%+1,66913F-HRTimeline
TUDOR INVESTMENT CORP ET AL105,643$20.3M0.13%new13F-HR/ATimeline
NEOS Investment Management LLC105,552$20.3M0.15%+42,17613F-HRTimeline
Thrivent Financial for Lutheransin group Thrivent Financial for Luther…105,355$20.3M0.04%-2,23613F-HRTimelineGroup
AMALGAMATED BANK103,968$20M0.14%+1,51413F-HRTimeline
Vert Asset Management LLC103,122$19.8M6.67%+9,87213F-HRTimeline
Daiwa Securities Group Inc.in group Daiwa Securities Group Inc.101,599$19.5M0.07%+5,81513F-HRTimelineGroup
NISSAY ASSET MANAGEMENT CORP /JAPAN101,172$19.5M0.11%+3,39513F-HRTimeline
Public Sector Pension Investment Board100,946$19.4M0.07%+4,65513F-HRTimeline
MAR VISTA INVESTMENT PARTNERS LLC98,586$19M1.65%-21,24113F-HRTimeline
STOCK YARDS BANK & TRUST CO98,301$18.9M0.59%-2,47613F-HRTimeline
REAVES W H & CO INC98,037$18.9M0.34%-95,00013F-HRTimeline
Nan Shan Life Insurance Co., Ltd.95,766$18.4M0.39%013F-HRTimeline
FIRST TRUST ADVISORS LPin group FIRST TRUST ADVISORS LP95,571$18.4M0.01%-13,55313F-HRTimelineGroup
TRILLIUM ASSET MANAGEMENT, LLC94,657$18.2M0.48%+7,95813F-HRTimeline
CHILTON CAPITAL MANAGEMENT LLC92,731$18M0.61%+2,13813F-HRTimeline
ASSETMARK, INCin group ASSETMARK, INC92,914$17.9M0.04%+17,14713F-HRTimelineGroup
GW HENSSLER & ASSOCIATES LTD92,646$17.8M0.89%+57513F-HRTimeline
Qube Research & Technologies Ltd92,038$17.7M0.03%new13F-HRTimeline
Rockbridge Asset Management LLC90,174$17.3M10.24%-1,55213F-HRTimeline
Swiss Life Asset Management Ltdin group Swiss Life Asset Management L…89,529$17.2M0.09%+4,12213F-HRTimelineGroup
Skandinaviska Enskilda Banken AB (publ)89,469$17.2M0.07%-4,34213F-HRTimeline
NorthCoast Asset Management LLC88,975$17.1M0.07%+2,94713F-HRTimeline
Wealthfront Advisers LLC88,659$17.1M0.04%-27713F-HRTimeline
Financiere des Professionnels - Fonds d…88,090$16.9M0.98%+87013F-HRTimeline
Varma Mutual Pension Insurance Co87,806$16.9M0.11%+7,00013F-HRTimeline
EASTERLY INVESTMENT PARTNERS LLC86,660$16.7M1.13%+2,26013F-HRTimeline
Evelyn Partners Group Ltdgroup of 3 filers holding86,620$16.7M-5,888Timeline
SCOTIA CAPITAL INC.86,286$16.6M0.07%+1,15313F-HRTimeline
CI INVESTMENTS INC.in group CI INVESTMENTS INC.86,246$16.6M0.06%+2,01613F-HRTimelineGroup
Quantinno Capital Management LP85,309$16.4M0.04%+3,40713F-HRTimeline
CAPITAL FUND MANAGEMENT S.A.84,705$16.3M0.16%-2,97113F-HRTimeline
Andra AP-fonden84,089$16.2M0.21%-14,50013F-HRTimeline
River Road Asset Management, LLC83,424$16M0.18%-1,15213F-HRTimeline
Jump Financial, LLCin group Jump Financial, LLC83,163$16M0.2%+80,20113F-HR/ATimelineGroup
Barton Investment Management81,078$15.6M1.59%-1,55513F-HRTimeline
JENNISON ASSOCIATES LLC80,442$15.5M0.01%-3,35913F-HRTimeline
USS Investment Management Ltd80,123$15.4M0.07%013F-HRTimeline
GUGGENHEIM CAPITAL LLCin group GUGGENHEIM CAPITAL LLC80,056$15.4M0.11%+13,94713F-HRTimelineGroup
Knights of Columbus Asset Advisors LLC78,927$15.2M0.87%-22,88313F-HRTimeline
CIBC Asset Management Inc78,684$15.1M0.04%+1,85713F-HRTimeline
Utah Retirement Systems77,299$14.9M0.14%+30113F-HRTimeline
FJARDE AP-FONDEN /FOURTH SWEDISH NATION…77,184$14.8M0.13%+1,70013F-HRTimeline
Resona Asset Management Co.,Ltd.in group Resona Asset Management Co.,L…76,075$14.7M0.07%-2,93313F-HRTimelineGroup
LGT Group Foundationin group LGT Group Foundation75,950$14.7M0.17%+16,51813F-HRTimelineGroup
Vestcor Inc75,624$14.5M0.43%-2,66413F-HRTimeline
Police & Firemen's Retirement System of…75,548$14.5M0.12%+4,47313F-HRTimeline
BANK OF NOVA SCOTIAin group BANK OF NOVA SCOTIA75,222$14.5M0.03%+17,13413F-HRTimelineGroup
RENAISSANCE TECHNOLOGIES LLC74,939$14.4M0.02%new13F-HRTimeline
STEPHENS INC /AR/in group Stephens Investment Managemen…72,977$14.1M0.18%+1,23913F-HRTimelineGroup
Point72 (DIFC) Ltd71,949$13.8M0.96%+70,51813F-HRTimeline
Wallington Asset Management, LLC71,601$13.8M1.79%-31213F-HRTimeline
FIRST HORIZON CORP71,555$13.8M0.65%13F-HRTimeline
OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC.69,146$13.7M0.02%-4,44513F-HRTimelineGroup
YOUSIF CAPITAL MANAGEMENT, LLC70,781$13.6M0.15%-3,48213F-HRTimeline
LBP AM SA70,685$13.6M0.17%+29413F-HRTimeline
Schonfeld Strategic Advisors LLC70,212$13.5M0.09%-84,11313F-HRTimeline
WORLDQUANT MILLENNIUM ADVISORS LLC69,068$13.3M0.06%+58,71413F-HRTimeline
New York Life Investment Management LLCin group New York Life Investment Mana…68,291$13.1M0.12%-1,79913F-HRTimelineGroup
ANCHOR CAPITAL ADVISORS LLC67,667$13M0.38%-61013F-HRTimeline
Cullen/Frost Bankers, Inc.in group Cullen/Frost Bankers, Inc.67,531$13M0.15%+2,79213F-HRTimelineGroup
Vantage Investment Partners, LLC67,498$13M0.89%013F-HRTimeline
Heitman Real Estate Securities LLCin group Heitman Real Estate Securitie…67,339$13M0.88%+15,61813F-HRTimelineGroup
Investment Management Corp of Ontario67,010$12.9M0.2%+34,90113F-HRTimeline
Vinva Investment Management Ltd66,223$12.9M0.25%+12,76313F-HRTimeline
Janney Capital Management LLC66,105$12.7M0.79%+17,39813F-HRTimeline
Pinnacle Financial Partners Inc65,961$12.7M0.3%-69813F-HRTimeline
Davis Selected Advisers65,670$12.6M0.07%-25,98013F-HR/ATimeline
Badgley Phelps Wealth Managers, LLC64,877$12.6M0.26%-39213F-HRTimeline
Sumitomo Mitsui DS Asset Management Com…in group SUMITOMO MITSUI FINANCIAL GRO…65,294$12.6M0.1%+2,13113F-HRTimelineGroup
Kestra Advisory Services, LLCgroup of 2 filers holding65,271$12.6M-1,296Timeline
BAILLIE GIFFORD & COin group BAILLIE GIFFORD & CO65,268$12.6M0.01%-2,55013F-HRTimelineGroup
TCW GROUP INCin group TCW GROUP INC65,155$12.5M0.1%-60313F-HRTimelineGroup
WASHINGTON TRUST Co64,836$12.5M0.41%-15413F-HRTimeline
Erste Asset Management GmbHin group Erste Asset Management GmbH63,930$12.4M0.12%-21,65613F-HRTimelineGroup
Capital Analysts, LLCin group Capital Analysts, LLC64,152$12.3M0.36%+5,35913F-HRTimelineGroup
AEW CAPITAL MANAGEMENT L Pin group AEW CAPITAL MANAGEMENT L P63,110$12.1M0.68%new13F-HRTimelineGroup
NewEdge Advisors, LLC62,976$12.1M0.06%-14,28413F-HRTimeline
Entropy Technologies, LP62,541$12M0.9%new13F-HRTimeline
Edge Wealth Management LLC62,286$12M2.12%-55313F-HRTimeline
NORTHWESTERN MUTUAL INVESTMENT MANAGEME…group of 2 filers holding61,571$11.8M+364Timeline
COMMERZBANK AKTIENGESELLSCHAFT /FI61,397$11.8M0.25%+29,48613F-HRTimeline
Cohen Klingenstein LLC60,914$11.7M0.37%013F-HRTimeline
TD Waterhouse Canada Inc.60,546$11.7M0.08%+9,60813F-HRTimeline
Integrated Wealth Concepts LLC60,637$11.7M0.1%+6,86213F-HRTimeline
COBBLESTONE CAPITAL ADVISORS LLC /NY/60,589$11.7M0.56%-24213F-HRTimeline
ING GROEP NV60,534$11.6M0.06%+59,43613F-HRTimeline
PUBLIC EMPLOYEES RETIREMENT ASSOCIATION…60,242$11.6M0.04%-1,64813F-HRTimeline
UNIVEST FINANCIAL Corpin group UNIVEST FINANCIAL Corp59,955$11.5M0.65%-1,01613F-HRTimelineGroup
WEDGE CAPITAL MANAGEMENT L L P/NC59,832$11.5M0.19%+6,82813F-HRTimeline
Bath Savings Trust Co59,760$11.5M1.14%-1,90413F-HRTimeline
Fiduciary Trust Coin group Fiduciary Trust Co59,674$11.5M0.13%-1,65713F-HRTimelineGroup
KEYBANK NATIONAL ASSOCIATION/OHin group KEYBANK NATIONAL ASSOCIATION/…59,575$11.5M0.04%-9,90513F-HRTimelineGroup
Stack Financial Management, Inc59,110$11.4M0.94%+20013F-HRTimeline
Williams Jones Wealth Management, LLC.58,476$11.2M0.13%-13213F-HRTimeline
Rafferty Asset Management, LLC58,319$11.2M0.04%-1,01513F-HRTimeline
Sterling Capital Management LLC57,749$11.1M0.16%-3,24213F-HRTimeline
Adelante Capital Management LLC57,567$11.1M0.74%-5,43113F-HRTimeline
GILDER GAGNON HOWE & CO LLC57,435$11M0.11%-27713F-HRTimeline
Bogart Wealth, LLC57,423$11M0.45%-14013F-HRTimeline
VAN LANSCHOT KEMPEN INVESTMENT MANAGEME…57,228$11M0.1%+1,48213F-HRTimeline
Socorro Asset Management LP56,765$10.9M3.93%+9,38913F-HRTimeline
JOHN G ULLMAN & ASSOCIATES INC56,718$10.9M1.47%+3,73613F-HRTimeline
B. Metzler seel. Sohn & Co. AGin group B. Metzler seel. Sohn & Co. AG56,425$10.9M0.1%+4,46713F-HRTimelineGroup
Y-Intercept (Hong Kong) Ltd55,299$10.6M0.26%new13F-HRTimeline
Washington Trust Advisors, Inc.54,753$10.5M0.8%+3513F-HRTimeline
Vest Financial, LLC54,696$10.5M0.14%+10,52313F-HRTimeline
Aware Super Pty Ltd as trustee of Aware…54,685$10.5M0.14%013F-HRTimeline
MIDDLETON & CO INC/MA54,318$10.4M1.13%-1,65413F-HRTimeline
Linscomb Wealth, Inc.54,250$10.4M0.45%+55413F-HRTimeline
BRIDGES INVESTMENT MANAGEMENT INC54,029$10.4M0.13%-3,66713F-HRTimeline
OREGON PUBLIC EMPLOYEES RETIREMENT FUND53,565$10.3M0.13%+13,17413F-HRTimeline
Sanctuary Advisors, LLC53,420$10.3M0.06%+2,49913F-HR/ATimeline
MILLER HOWARD INVESTMENTS INC /NY53,348$10.3M0.31%-53913F-HRTimeline
FIL Ltdin group FIL Ltd52,724$10.1M0.01%+26,88513F-HRTimelineGroup
Quantbot Technologies LP52,029$10M0.27%new13F-HRTimeline
CABOT WEALTH MANAGEMENT INC52,002$10M1.11%+1,84913F-HRTimeline
Penserra Capital Management LLCin group Penserra Capital Management L…51,817$9.96M0.12%+10,88613F-HRTimelineGroup
Fayez Sarofim & Coin group Fayez Sarofim & Co50,877$9.78M0.02%-1,11513F-HRTimelineGroup
OP Asset Management Ltd50,792$9.77M0.13%+82113F-HR/ATimeline
MUTUAL OF AMERICA CAPITAL MANAGEMENT LLCin group MUTUAL OF AMERICA CAPITAL MAN…50,755$9.76M0.1%-2,92813F-HRTimelineGroup
LOWE BROCKENBROUGH & CO INC49,236$9.47M0.49%+2,84113F-HRTimeline
Northwest & Ethical Investments L.P.48,697$9.37M0.22%+2,63313F-HRTimeline
Ethic Inc.48,577$9.34M0.15%-3,76613F-HRTimeline
Vanderbilt University47,867$9.21M1.53%+3,26713F-HRTimeline
Palisade Asset Management, LLC47,548$9.14M0.85%+3,40113F-HRTimeline
Georgetown University46,780$9M3.01%+35813F-HRTimeline