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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 2025

Institutional positions in American Tower Corp as of Jun 30, 2025. 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
1,851
+30 vs. Q1 2025
Shares held
437.0M
+1.13M (+0.3%) vs. Q1 2025
Total value
$96.5B
+$1.72B (+1.8%) vs. Q1 2025
New holders
140
737 more added
Sold out
110
717 more reduced

24 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2025: 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 2025: 1,852 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 2025: $96.5B
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 2025

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q1 2025.

Institutions holding AMT in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
TCG Advisory Services, LLC19,951$4.41M0.15%+34+0.2%Added
Waterfront Capital Partners, LLC20,000$4.42M1.10%−119,752−85.7%Reduced
E. Ohman J:or Asset Management AB20,230$4.47M0.11%−40−0.2%Reduced
Beacon Pointe Advisors, LLC20,240$4.47M0.05%−102−0.5%Reduced
CWA Asset Management Group, LLC20,290$4.48M0.19%−103−0.5%Reduced
Brinker Capital Investments, LLC20,332$4.49M0.04%+3,611+21.6%Added
Massmutual Trust Co FSB20,408$4.51M0.12%+410+2.1%Added
Ausbil Investment Management Ltd20,696$4.57M2.68%−4,043−16.3%Reduced
GSI Capital Advisors LLC20,837$4.61M2.47%+56+0.3%Added
FRG Family Wealth Advisors LLC21,165$4.68M0.81%−300−1.4%Reduced
Harbor Investment Advisory, LLC21,327$4.71M0.42%+3,364+18.7%Added
Hills Bank & Trust Co21,364$4.72M0.30%−869−3.9%Reduced
Appleton Partners Inc21,647$4.78M0.34%−987−4.4%Reduced
M. Kulyk & Associates, LLC21,761$4.81M1.04%+457+2.1%Added
New Mexico Educational Retirement Board21,868$4.83M0.16%00.0%Unchanged
Parallel Advisors, LLC22,035$4.87M0.10%+423+2.0%Added
Crestwood Advisors Group LLC22,052$4.87M0.09%−546−2.4%Reduced
Rothschild Investment LLC22,221$4.91M0.31%−1,148−4.9%Reduced
Westpac Banking Corp22,233$4.91M0.33%−167−0.7%Reduced
Brown Brothers Harriman & Co22,443$4.96M0.03%−151−0.7%Reduced
Liberty Capital Management, Inc.22,522$4.98M1.00%+287+1.3%Added
FineMark National Bank & Trust22,565$4.99M0.17%−75−0.3%Reduced
Lockheed Martin Investment Management Co22,610$5.00M0.18%−1,700−7.0%Reduced
AE Wealth Management LLC22,689$5.01M0.04%+1,779+8.5%Added
Mercer Global Advisors Inc22,692$5.02M0.01%−365−1.6%Reduced
Achmea Investment Management B.V.22,797$5.04M0.07%+22,797New
Intech Investment Management LLC22,804$5.04M0.05%−34,089−59.9%Reduced
Siemens Fonds Invest GmbH22,821$5.04M0.30%+1,269+5.9%Added
Alta Capital Management LLC23,359$5.16M0.29%+980+4.4%Added
Family Capital Trust Co23,420$5.18M1.79%−38−0.2%Reduced
Charter Trust Co23,482$5.19M0.33%−625−2.6%Reduced
Gulf International Bank (UK) Ltd23,839$5.27M0.19%−3,221−11.9%Reduced
Baskin Financial Services Inc.23,891$5.28M0.40%−462−1.9%Reduced
Norinchukin Bank, The24,257$5.36M0.08%+1,426+6.2%Added
Securian Asset Management, Inc24,359$5.38M0.15%−405−1.6%Reduced
Synovus Financial Corp24,429$5.40M0.07%−12,493−33.8%Reduced
SummitTX Capital, L.P.24,646$5.45M0.24%+19,221+354.3%Added
Louisiana State Employees Retirement System24,700$5.46M0.10%−400−1.6%Reduced
Knuff & Co LLC24,889$5.50M1.73%+676+2.8%Added
Heritage Trust Co24,964$5.52M0.64%−131−0.5%Reduced
Strategic Planning Group, LLC24,977$5.52M0.90%+931+3.9%Added
Dai-Ichi Life Insurance Company, Ltd24,985$5.52M0.15%−8,000−24.3%Reduced
NJ State Employees Deferred Compensation Plan25,200$5.57M0.66%00.0%Unchanged
Johnson Investment Counsel Inc25,228$5.58M0.05%−5,738−18.5%Reduced
Ritholtz Wealth Management25,322$5.60M0.12%+2,155+9.3%Added
Greenland Capital Management LP25,601$5.66M0.73%+15,570+155.2%Added
Red Door Wealth Management, LLC25,720$5.68M0.68%+3,914+17.9%Added
NBW Capital LLC25,721$5.68M1.23%+6,842+36.2%Added
Canada Post Corp Registered Pension Plan25,771$5.70M0.33%−12,792−33.2%Reduced
FIL Ltd25,839$5.71M0.00%+646+2.6%Added
Hantz Financial Services, Inc.26,231$5.80M0.09%−629−2.3%Reduced
S.E.E.D. Planning Group LLC26,330$5.82M1.82%−1,528−5.5%Reduced
DoubleLine ETF Adviser LP26,996$5.97M1.91%+302+1.1%Added
Edgar Lomax Co27,160$6.00M0.38%−395−1.4%Reduced
Tobam27,166$6.00M2.34%+16,219+148.2%Added
Metis Global Partners, LLC27,326$6.04M0.16%−1,505−5.2%Reduced
Gamco Investors, Inc. Et Al27,581$6.10M0.06%+252+0.9%Added
Roberts Wealth Advisors, LLC27,654$6.11M1.76%+873+3.3%Added
London & Capital Asset Management Ltd27,922$6.17M0.47%−43,338−60.8%Reduced
Burney Co28,027$6.19M0.21%+2,624+10.3%Added
Bragg Financial Advisors, Inc28,086$6.21M0.22%+1,781+6.8%Added
Hartford Investment Management Co28,240$6.24M0.20%−289−1.0%Reduced
Kestra Advisory Services, LLC28,295$6.25M0.03%−3,554−11.2%Reduced
Ilmarinen Mutual Pension Insurance Co28,949$6.40M0.05%00.0%Unchanged
Slow Capital, Inc.29,050$6.43M0.79%+477+1.7%Added
DuPont Capital Management Corp29,335$6.48M0.70%+29,335New
Edgewood Management LLC29,358$6.49M0.02%−15,050−33.9%Reduced
Banco Bilbao Vizcaya Argentaria, S.A.29,497$6.52M0.06%+9,552+47.9%Added
Level Four Advisory Services, LLC29,572$6.54M0.24%+343+1.2%Added
McCollum Christoferson Group LLC29,621$6.55M1.95%−588−1.9%Reduced
Evergreen Capital Management LLC29,414$6.55M0.20%−10,335−26.0%Reduced
Coldstream Capital Management Inc29,741$6.57M0.11%+262+0.9%Added
Canal Capital Management, LLC29,866$6.60M1.04%+579+2.0%Added
Oddo BHF Asset Management SAS29,882$6.60M0.25%−2,110−6.6%Reduced
Empowered Funds, LLC29,906$6.61M0.07%+18,846+170.4%Added
Kentucky Retirement Systems29,922$6.61M0.19%−1,962−6.2%Reduced
Cincinnati Specialty Underwriters Insurance CO30,000$6.63M1.74%00.0%Unchanged
Gateway Investment Advisers LLC30,262$6.69M0.07%−7,103−19.0%Reduced
QRG Capital Management, Inc.30,484$6.74M0.06%+3,289+12.1%Added
Steward Partners Investment Advisory, LLC30,668$6.78M0.05%−914−2.9%Reduced
Horizon Investments, LLC30,675$6.78M0.11%+16,807+121.2%Added
Capital International Inc30,969$6.84M0.07%+9,572+44.7%Added
Prospect Capital Advisors, LLC31,440$6.95M4.19%−400−1.3%Reduced
Chicago Partners Investment Group LLC30,301$6.97M0.20%−6,077−16.7%Reduced
Peapack Gladstone Financial Corp31,578$6.98M0.10%−525−1.6%Reduced
Commerzbank Aktiengesellschaft31,911$7.05M0.16%−152−0.5%Reduced
Investment Management Corp of Ontario32,109$7.10M0.10%+18,935+143.7%Added
Verition Fund Management LLC32,306$7.14M0.04%−6,697−17.2%Reduced
Mizuho Securities USA LLC32,347$7.15M0.15%+32,347New
Advisory Services Network, LLC34,429$7.17M0.12%+6,489+23.2%Added
Adell Harriman & Carpenter Inc32,818$7.25M0.48%−2,470−7.0%Reduced
American Assets Capital Advisers, LLC32,837$7.26M7.29%−56,160−63.1%Reduced
Warren Averett Asset Management, LLC33,278$7.36M0.08%+6,982+26.6%Added
Parsons Capital Management Inc33,404$7.38M0.45%−113−0.3%Reduced
Naviter Wealth, LLC33,192$7.39M0.91%+3,033+10.1%Added
Fiduciary Group LLC33,478$7.40M0.70%−98−0.3%Reduced
Great Valley Advisor Group, Inc.33,662$7.44M0.16%−5,778−14.7%Reduced
HM Payson & Co33,811$7.47M0.12%−100−0.3%Reduced
Nicholas Company, Inc.34,000$7.51M0.13%−3,740−9.9%Reduced
Ieq Capital, LLC34,248$7.57M0.05%+11,751+52.2%Added