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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, Q2 2026

Institutional positions in American Tower Corp as of Jun 30, 2026. 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
1,757
+22 vs. Q1 2026
Shares held
439.8M
+8.58M (+2.0%) vs. Q1 2026
Total value
$72.0B
−$2.34B (−3.2%) vs. Q1 2026
New holders
175
687 more added
Sold out
153
673 more reduced

25 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 holdersQ2 2026: 1,757 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: 1,852 institutionsQ3 2025: 1,799 institutionsQ4 2025: 1,781 institutionsQ1 2026: 1,760 institutionsQ2 2026: 1,757 institutions
Value heldQ2 2026: $72.0B
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 20251,852$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, Q2 2026

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q1 2026.

Institutions holding AMT in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
American Century Companies Inc1,284,437$210.1M0.09%−64,910−4.8%Reduced
Swiss National Bank1,314,600$215.0M0.11%−59,300−4.3%Reduced
Marshall Wace, LLP1,343,001$219.7M0.19%+591,747+78.8%Added
CIBC Bancorp USA Inc.1,344,695$220.1M0.27%−13,538−1.0%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,368,799$223.9M0.22%+585,150+74.7%Added
Citadel Advisors LLC1,371,292$224.3M0.13%+494,529+56.4%Added
Magellan Asset Management Ltd1,406,263$230.0M5.14%−97,033−6.5%Reduced
Cbre Clarion Securities LLC1,458,711$238.6M3.32%+348,484+31.4%Added
Jane Street Group, LLC1,524,990$249.4M0.16%+1,461,888+2,316.7%Added
National Pension Service1,551,870$253.8M0.16%+18,167+1.2%Added
Raymond James Financial Inc1,582,804$258.9M0.07%+31,363+2.0%Added
Canada Pension Plan Investment Board1,781,306$291.4M0.16%−605,299−25.4%Reduced
Ontario Teachers Pension Plan Board1,784,357$291.9M1.85%+1,784,357New
Mirae Asset Global ETFs Holdings Ltd.1,790,526$292.9M0.35%+623,717+53.5%Added
HSBC Holdings PLC1,821,488$298.8M0.14%+248,511+15.8%Added
Manufacturers Life Insurance Company, The1,872,067$306.2M0.24%−443,852−19.2%Reduced
Barrow Hanley Mewhinney & Strauss LLC2,057,200$336.5M1.02%+471,600+29.7%Added
Royal Bank of Canada2,130,554$348.5M0.06%+485,551+29.5%Added
Nordea Investment Management AB2,170,273$354.8M0.29%+125,421+6.1%Added
Millennium Management LLC2,190,378$358.3M0.24%+1,169,000+114.5%Added
Franklin Resources Inc2,418,344$395.6M0.09%−925,182−27.7%Reduced
AQR Capital Management LLC2,460,401$402.4M0.14%+1,886,295+328.6%Added
Federated Hermes, Inc.2,608,858$426.7M0.61%−147,200−5.3%Reduced
Nuveen, LLC2,631,606$430.5M0.10%−1,257,576−32.3%Reduced
Vanguard Fiduciary Trust Co2,655,895$434.4M0.10%−43,783−1.6%Reduced
Capital Research Global Investors2,922,539$478.0M0.07%−1,180,814−28.8%Reduced
Ameriprise Financial Inc3,005,811$491.7M0.10%−304,782−9.2%Reduced
Bank of New York Mellon Corp3,056,891$500.0M0.08%+283,444+10.2%Added
UBS Group AG3,253,371$532.2M0.08%−234,686−6.7%Reduced
Wells Fargo & Company3,420,232$559.4M0.10%−81,619−2.3%Reduced
Clearbridge Investments, LLC3,742,617$612.2M0.51%+57,141+1.6%Added
Bank of America Corp3,905,537$638.8M0.04%−606,125−13.4%Reduced
Amundi4,045,753$661.8M0.16%+215,220+5.6%Added
Price T Rowe Associates Inc4,211,298$688.8M0.07%−563,055−11.8%Reduced
UBS Asset Management Americas Inc4,526,261$740.4M0.13%+186,767+4.3%Added
Arrowstreet Capital, Limited Partnership4,603,218$752.9M0.33%+407,240+9.7%Added
Legal & General Group Plc4,853,850$793.9M0.17%+27,929+0.6%Added
Goldman Sachs Group Inc4,958,386$811.0M0.09%+260,993+5.6%Added
Northern Trust Corp5,023,525$821.7M0.10%−316,209−5.9%Reduced
Charles Schwab Investment Management Inc5,607,388$917.2M0.12%+367,100+7.0%Added
Principal Financial Group Inc5,742,438$939.3M0.46%−172,153−2.9%Reduced
Dimensional Fund Advisors LP5,875,655$961.2M0.17%+64,614+1.1%Added
Norges Bank6,366,685$1.04B0.10%+6,366,685New
Capital World Investors6,554,891$1.07B0.13%+887,003+15.6%Added
Deutsche Bank AG6,701,631$1.10B0.32%−1,067,722−13.7%Reduced
Invesco Ltd.7,068,996$1.16B0.09%−206,234−2.8%Reduced
Lazard Asset Management LLC8,403,123$1.37B2.08%+1,077,180+14.7%Added
JPMorgan Chase & Co8,853,450$1.49B0.09%−6,274,917−41.5%Reduced
Morgan Stanley9,610,971$1.57B0.08%+27,048+0.3%Added
FMR LLC11,376,427$1.86B0.08%+59,379+0.5%Added
Cohen & Steers, Inc.13,777,789$2.25B3.56%+1,157,923+9.2%Added
Geode Capital Management, LLC13,838,970$2.26B0.12%−94,658−0.7%Reduced
State Street Corp22,066,202$3.65B0.11%+631,593+2.9%Added
Vanguard Portfolio Management LLC27,851,812$4.56B0.21%+255,653+0.9%Added
Vanguard Capital Management LLC30,437,771$4.98B0.11%+75,391+0.2%Added
BlackRock, Inc.45,796,561$7.49B0.11%+842,424+1.9%Added
GFS Advisors, LLC450––+450New
Cantillon Capital Management LLC0$00.00%−1,612,473−100.0%Sold out
Nearwater Capital Markets, Ltd0$00.00%−190,000−100.0%Sold out
B&I Capital AG0$00.00%−153,488−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−119,359−100.0%Sold out
GW Henssler & Associates Ltd0$00.00%−93,931−100.0%Sold out
NZS Capital, LLC0$00.00%−91,839−100.0%Sold out
Entropy Technologies, LP0$00.00%−83,659−100.0%Sold out
John G Ullman & Associates Inc0$00.00%−63,259−100.0%Sold out
T. Rowe Price Investment Management, Inc.0$00.00%−42,423−100.0%Sold out
Edgestream Partners, L.P.0$00.00%−39,582−100.0%Sold out
Private Advisor Group, LLC0$00.00%−37,134−100.0%Sold out
Gillson Capital LP0$00.00%−36,600−100.0%Sold out
Oddo BHF Asset Management SAS0$00.00%−34,704−100.0%Sold out
Wedge Capital Management L L P0$00.00%−34,328−100.0%Sold out
Payden & Rygel0$00.00%−33,400−100.0%Sold out
Blue Sparrow, LLC0$00.00%−31,670−100.0%Sold out
NFJ Investment Group, LLC0$00.00%−31,197−100.0%Sold out
Motley Fool Wealth Management, LLC0$00.00%−27,840−100.0%Sold out
Advisors Preferred, LLC0$00.00%−25,236−100.0%Sold out
Ninety One UK Ltd0$00.00%−24,828−100.0%Sold out
Bamco Inc0$00.00%−23,709−100.0%Sold out
Quadrant Capital Group LLC0$00.00%−19,551−100.0%Sold out
Steel Peak Wealth Management LLC0$00.00%−18,992−100.0%Sold out
First National Bank of Omaha0$00.00%−18,719−100.0%Sold out
Presima Inc.0$00.00%−18,568−100.0%Sold out
Anson Funds Management LP0$00.00%−18,100−100.0%Sold out
Kettle Hill Capital Management, LLC0$00.00%−17,923−100.0%Sold out
Abc Arbitrage SA0$00.00%−15,579−100.0%Sold out
Alta Capital Management LLC0$00.00%−15,468−100.0%Sold out
Eventide Asset Management, LLC0$00.00%−13,793−100.0%Sold out
PYA Waltman Capital, LLC0$00.00%−11,479−100.0%Sold out
Circle Wealth Management, LLC0$00.00%−10,440−100.0%Sold out
SWS Partners0$00.00%−9,810−100.0%Sold out
Jag Capital Management, LLC0$00.00%−9,546−100.0%Sold out
Fairbanks Capital Management, Inc.0$00.00%−8,504−100.0%Sold out
Altman Advisors, Inc.0$00.00%−7,817−100.0%Sold out
Midwest Professional Planners, LTD.0$00.00%−7,595−100.0%Sold out
AMF Pensionsforsakring AB0$00.00%−6,880−100.0%Sold out
Professional Financial Advisors, LLC0$00.00%−6,379−100.0%Sold out
Somerset Trust Co0$00.00%−6,195−100.0%Sold out
PeakShares LLC0$00.00%−6,179−100.0%Sold out
Sivia Capital Partners, LLC0$00.00%−5,774−100.0%Sold out
Apriem Advisors0$00.00%−5,165−100.0%Sold out