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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, Q3 2024

Institutional positions in American Tower Corp as of Sep 30, 2024. 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
1,852
+107 vs. Q2 2024
Shares held
429.0M
+36.7M (+9.4%) vs. Q2 2024
Total value
$99.4B
+$23.1B (+30.3%) vs. Q2 2024
New holders
203
677 more added
Sold out
96
720 more reduced

24 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 holdersQ3 2024: 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 heldQ3 2024: $99.4B
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, Q3 2024

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2024.

Institutions holding AMT in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Hantz Financial Services, Inc.29,029$6.75M0.12%−959−3.2%Reduced
Westpac Banking Corp29,006$6.75M0.45%−4,165−12.6%Reduced
Rothschild Investment LLC28,868$6.71M0.44%−604−2.0%Reduced
Advisory Services Network, LLC34,318$6.67M0.14%00.0%Unchanged
First American Trust, FSB28,667$6.67M0.66%+513+1.8%Added
Argent Financial Group, Inc.27,888$6.49M0.77%+27,888New
National Asset Management, Inc.27,687$6.39M0.18%−1,127−3.9%Reduced
Steward Partners Investment Advisory, LLC27,214$6.33M0.06%+610+2.3%Added
W.G. Shaheen & Associates DBA Whitney & Co27,138$6.31M0.68%−26−0.1%Reduced
Kestra Advisory Services, LLC27,128$6.31M0.03%−15,062−35.7%Reduced
Mesirow Financial Investment Management, Inc.27,072$6.30M0.12%+568+2.1%Added
QRG Capital Management, Inc.26,911$6.26M0.07%+2,224+9.0%Added
Burney Co26,384$6.14M0.22%+1,062+4.2%Added
Level Four Advisory Services, LLC28,659$6.12M0.26%+2,258+8.6%Added
Louisiana State Employees Retirement System26,300$6.12M0.11%−100−0.4%Reduced
Rakuten Investment Management, Inc.26,464$6.10M0.04%+6,581+33.1%Added
PATRIZIA Pty Ltd26,144$6.08M9.03%−1,799−6.4%Reduced
Gilman Hill Asset Management, LLC26,091$6.07M1.01%−750−2.8%Reduced
Bragg Financial Advisors, Inc25,969$6.04M0.25%+448+1.8%Added
Longbow Finance SA25,894$6.02M0.64%00.0%Unchanged
Securian Asset Management, Inc25,833$6.01M0.17%−1,017−3.8%Reduced
Banque Cantonale Vaudoise25,715$5.98M0.25%+8,195+46.8%Added
NJ State Employees Deferred Compensation Plan25,200$5.86M0.70%00.0%Unchanged
Baskin Financial Services Inc.24,940$5.80M0.47%+344+1.4%Added
Metis Global Partners, LLC24,934$5.80M0.18%+864+3.6%Added
Quadrature Capital Ltd24,942$5.80M0.13%+24,942New
Vinva Investment Management Ltd25,161$5.80M0.25%−2,064−7.6%Reduced
Achmea Investment Management B.V.24,843$5.78M0.10%+24,843New
Appleton Partners Inc24,720$5.75M0.42%−802−3.1%Reduced
Clearstead Advisors, LLC24,720$5.75M0.09%+1,663+7.2%Added
Lockheed Martin Investment Management Co24,400$5.67M0.26%−15,560−38.9%Reduced
Ashton Thomas Private Wealth, LLC24,325$5.66M0.30%−180−0.7%Reduced
Roberts Wealth Advisors, LLC25,216$5.66M1.83%+555+2.3%Added
S.E.E.D. Planning Group LLC24,184$5.62M1.86%−1,839−7.1%Reduced
Parallel Advisors, LLC23,962$5.57M0.13%+1,965+8.9%Added
CWA Asset Management Group, LLC23,904$5.56M0.30%+23,904New
Lincluden Management Ltd23,644$5.50M0.60%−3,453−12.7%Reduced
GTS Securities LLC23,596$5.49M0.11%−9,966−29.7%Reduced
Perpetual Ltd23,534$5.47M0.06%−3,987−14.5%Reduced
Charter Trust Co23,349$5.43M0.35%+196+0.8%Added
FineMark National Bank & Trust23,341$5.43M0.19%−14−0.1%Reduced
Park Avenue Securities LLC23,250$5.41M0.06%−465−2.0%Reduced
Jacobs & Co23,245$5.41M0.54%+264+1.1%Added
Ninety One SA (PTY) Ltd23,211$5.39M1.18%+1,445+6.6%Added
Family Capital Trust Co23,047$5.36M1.72%−24−0.1%Reduced
Investment Management Corp of Ontario22,917$5.33M0.12%+12,543+120.9%Added
New Mexico Educational Retirement Board22,868$5.32M0.18%−600−2.6%Reduced
Value Partners Investments Inc.22,642$5.27M0.43%−13−0.1%Reduced
Hills Bank & Trust Co22,520$5.24M0.40%−773−3.3%Reduced
Fragasso Group Inc.22,432$5.22M0.40%−1,187−5.0%Reduced
Liberty Capital Management, Inc.22,423$5.21M1.15%−102−0.5%Reduced
Boothbay Fund Management, LLC22,356$5.20M0.16%+19,777+766.8%Added
Jupiter Wealth Management LLC22,078$5.13M2.63%00.0%Unchanged
Quantinno Capital Management LP22,055$5.13M0.07%+5,064+29.8%Added
FRG Family Wealth Advisors LLC22,030$5.12M0.92%00.0%Unchanged
Knuff & Co LLC21,978$5.11M1.56%+416+1.9%Added
We Are One Seven, LLC21,915$5.10M0.22%+6,287+40.2%Added
M. Kulyk & Associates, LLC21,887$5.09M1.02%−2,110−8.8%Reduced
Riverview Capital Advisers, LLC21,608$5.03M1.55%+30.0%Added
Cullinan Associates Inc22,363$4.95M0.28%−1,833−7.6%Reduced
TCG Advisory Services, LLC20,939$4.87M0.21%+288+1.4%Added
Entropy Technologies, LP20,837$4.85M0.51%+20,837New
Crestwood Advisors Group LLC20,794$4.84M0.09%−547−2.6%Reduced
D.A. Davidson & Co.20,677$4.81M0.04%−2,472−10.7%Reduced
Clear Harbor Asset Management, LLC20,668$4.81M0.39%+41+0.2%Added
Beacon Pointe Advisors, LLC20,555$4.78M0.06%−770−3.6%Reduced
Verition Fund Management LLC20,402$4.74M0.03%+1,245+6.5%Added
Argent Trust Co20,320$4.73M0.20%−172−0.8%Reduced
NEOS Investment Management LLC20,227$4.70M0.14%+4,060+25.1%Added
Dean Investment Associates, LLC20,134$4.68M0.63%−1,232−5.8%Reduced
Capital International Inc20,122$4.68M0.06%+1,280+6.8%Added
Ieq Capital, LLC20,107$4.68M0.06%+3,418+20.5%Added
GLOBALT Investments LLC20,092$4.67M0.18%−713−3.4%Reduced
Georgetown University20,003$4.65M1.45%+153+0.8%Added
RBF Capital, LLC20,000$4.65M0.24%00.0%Unchanged
Toroso Investments, LLC19,990$4.65M0.05%+1,032+5.4%Added
Solidarilty Wealth, LLC19,983$4.65M1.26%+1,047+5.5%Added
Siemens Fonds Invest GmbH19,972$4.64M0.37%+158+0.8%Added
Strategic Planning Group, LLC19,838$4.61M0.91%+742+3.9%Added
Northstar Asset Management LLC19,675$4.58M1.05%−2,495−11.3%Reduced
HRT Financial LP19,657$4.57M0.02%+19,657New
First Western Trust Bank19,579$4.55M0.20%−2,757−12.3%Reduced
Westwood Holdings Group Inc.19,575$4.55M0.02%+19,575New
Alta Capital Management LLC19,218$4.47M0.27%+210+1.1%Added
Shell Asset Management Co19,181$4.46M0.20%+19,181New
Meridian Wealth Advisors, LLC19,166$4.46M0.75%+2,978+18.4%Added
Stokes Capital Advisors, LLC19,054$4.43M1.14%+173+0.9%Added
Whittier Trust Co18,971$4.41M0.06%−1,685−8.2%Reduced
Account Management LLC18,925$4.40M5.23%−1,750−8.5%Reduced
Timber Creek Capital Management LLC18,764$4.36M1.22%+123+0.7%Added
Perkins Coie Trust Co18,752$4.36M0.97%−490−2.5%Reduced
Sand Hill Global Advisors, LLC18,734$4.36M0.18%+466+2.6%Added
Norinchukin Bank, The18,688$4.35M0.10%+2,395+14.7%Added
Waratah Capital Advisors Ltd.18,644$4.34M0.26%+18,644New
Massmutual Trust Co FSB18,606$4.33M0.12%−39−0.2%Reduced
E. Ohman J:or Asset Management AB18,550$4.31M0.11%−1,500−7.5%Reduced
Hixon Zuercher, LLC18,420$4.28M1.68%−504−2.7%Reduced
Caisse de Depot Et Placement du Quebec18,283$4.25M0.01%00.0%Unchanged
Cary Street Partner Investment Advisory LLC18,272$4.25M0.16%−519−2.8%Reduced
Presima Inc.18,235$4.24M0.93%+300+1.7%Added