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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
Marks Group Wealth Management, Inc8,139$1.89M0.18%−85−1.0%Reduced
LDR Capital Management LLC8,138$1.89M2.11%−9−0.1%Reduced
Congress Wealth Management LLC8,129$1.89M0.03%+6,641+446.3%Added
Fairbanks Capital Management, Inc.8,125$1.89M1.19%+460+6.0%Added
Umb Bank N A8,088$1.88M0.03%−1,210−13.0%Reduced
Global Retirement Partners, LLC8,010$1.86M0.06%+338+4.4%Added
Signaturefd, LLC8,004$1.86M0.04%+585+7.9%Added
RMR Wealth Builders7,990$1.86M0.20%−206−2.5%Reduced
Bleakley Financial Group, LLC7,987$1.86M0.06%+109+1.4%Added
Guardian Wealth Advisors, LLC7,974$1.85M0.20%+118+1.5%Added
Missouri Trust & Investment Co7,962$1.85M0.65%−150−1.8%Reduced
SWS Partners7,951$1.85M0.59%−2,612−24.7%Reduced
Harmony Asset Management LLC7,928$1.84M0.68%00.0%Unchanged
Quantbot Technologies LP7,926$1.84M0.07%+7,926New
Proequities, Inc.7,859$1.83M0.11%−147−1.8%Reduced
Trust Co of Toledo NA7,846$1.82M0.25%+464+6.3%Added
Quest Partners LLC7,836$1.82M0.16%+6,308+412.8%Added
Inspire Trust Co, N.A.7,800$1.81M0.50%+1,260+19.3%Added
Concurrent Investment Advisors, LLC7,775$1.81M0.05%−48−0.6%Reduced
Sage Capital Management, LLC7,734$1.80M0.86%+32+0.4%Added
Jacobi Capital Management LLC7,698$1.79M0.14%+65+0.9%Added
Intech Investment Management LLC7,693$1.79M0.02%−37,890−83.1%Reduced
Legacy Wealth Asset Management, LLC7,675$1.78M0.48%−110−1.4%Reduced
Bryn Mawr Trust Co7,669$1.78M0.03%+7,669New
Altman Advisors, Inc.7,656$1.78M0.79%+7,656New
Nippon Life Global Investors Americas, Inc.7,570$1.76M0.08%−560−6.9%Reduced
Quaero Capital S.A.7,550$1.76M2.11%+2,150+39.8%Added
Apollon Wealth Management, LLC7,527$1.75M0.05%−255−3.3%Reduced
Ameritas Investment Partners, Inc.7,506$1.75M0.06%−608−7.5%Reduced
Harvest Portfolios Group Inc.7,491$1.74M0.06%+4,004+114.8%Added
RFG Advisory, LLC7,440$1.73M0.05%−2,711−26.7%Reduced
Westhampton Capital, LLC7,435$1.73M0.88%−99−1.3%Reduced
Barbara Oil Co.7,420$1.73M0.71%+1,420+23.7%Added
LRT Capital Management, LLC7,373$1.71M1.59%+3,057+70.8%Added
Bahl & Gaynor Inc7,372$1.71M0.01%−532−6.7%Reduced
Acorn Financial Advisory Services Inc7,360$1.71M0.30%−122−1.6%Reduced
Twin City Private Wealth, LLC7,354$1.71M1.48%−508−6.5%Reduced
Private Trust Co NA7,315$1.70M0.17%−86−1.2%Reduced
Sirios Capital Management L P7,284$1.69M0.30%+7,284New
Colton Groome Financial Advisors, LLC7,267$1.69M0.63%+1,010+16.1%Added
GeoWealth Management, LLC7,228$1.68M0.06%−171−2.3%Reduced
Thurston, Springer, Miller, Herd & Titak, Inc.7,216$1.68M0.46%+307+4.4%Added
Allworth Financial LP7,214$1.68M0.01%−190−2.6%Reduced
Coldstream Capital Management Inc7,255$1.66M0.04%+682+10.4%Added
Augustine Asset Management Inc7,101$1.65M0.58%+48+0.7%Added
Logan Capital Management Inc7,079$1.65M0.07%00.0%Unchanged
Columbia Asset Management7,055$1.64M0.29%+540+8.3%Added
Independence Bank of Kentucky7,041$1.64M0.35%−1,101−13.5%Reduced
Glenview Trust Co7,002$1.63M0.03%+1,222+21.1%Added
Mitsubishi UFJ Asset Management (UK) Ltd.7,000$1.63M0.84%+7,000New
Exchange Traded Concepts, LLC6,994$1.63M0.04%+4,233+153.3%Added
Kirtland Hills Capital Management, LLC6,955$1.62M0.89%−1,025−12.8%Reduced
Brookstone Capital Management6,884$1.60M0.02%−60−0.9%Reduced
Herold Advisors, Inc.6,874$1.60M0.35%+125+1.9%Added
GAMMA Investing LLC6,871$1.60M0.16%+1,757+34.4%Added
Signet Financial Management, LLC6,871$1.60M0.20%+6,871New
Sigma Planning Corp6,849$1.59M0.05%+542+8.6%Added
Bradley Foster & Sargent Inc6,840$1.59M0.03%−13−0.2%Reduced
Atomi Financial Group, Inc.6,810$1.58M0.10%+1,560+29.7%Added
McDonald Partners LLC6,805$1.58M0.40%−322−4.5%Reduced
Formidable Asset Management, LLC6,797$1.58M0.25%−463−6.4%Reduced
Flagship Harbor Advisors, LLC6,746$1.57M0.09%+169+2.6%Added
Founders Financial Securities LLC6,724$1.56M0.14%−63−0.9%Reduced
StoneX Group Inc.6,649$1.55M0.11%+240+3.7%Added
Hudson Valley Investment Advisors Inc6,638$1.54M0.17%−2,367−26.3%Reduced
Argent Advisors, Inc.6,637$1.54M0.57%+73+1.1%Added
Capstone Triton Financial Group, LLC6,634$1.54M0.99%−16−0.2%Reduced
BNP Paribas6,653$1.54M0.06%−3,545−34.8%Reduced
Mirabaud Asset Management Ltd6,696$1.54M0.64%+6,696New
Tranquility Partners, LLC6,592$1.53M0.56%+428+6.9%Added
Meiji Yasuda Asset Management Co Ltd.6,576$1.53M0.06%−880−11.8%Reduced
St. Clair Advisors, LLC6,553$1.52M0.43%00.0%Unchanged
Lee Financial Co6,544$1.52M0.22%+711+12.2%Added
PFG Investments, LLC6,468$1.50M0.10%+31+0.5%Added
AMG National Trust Bank6,450$1.50M0.04%−324−4.8%Reduced
Stonegate Investment Group, LLC6,443$1.50M0.04%+287+4.7%Added
Bayesian Capital Management, LP6,425$1.49M0.18%−21,975−77.4%Reduced
Cottage Street Advisors LLC6,422$1.49M0.81%+6,422New
Garrison Point Advisors, LLC6,390$1.49M0.92%+10+0.2%Added
Sheaff Brock Investment Advisors, LLC6,385$1.48M0.13%−60−0.9%Reduced
Meeder Advisory Services, Inc.6,371$1.48M0.10%+396+6.6%Added
Davy Global Fund Management Ltd6,357$1.48M0.15%−1,633−20.4%Reduced
Legato Capital Management LLC6,338$1.47M0.18%00.0%Unchanged
Hardy Reed LLC6,332$1.47M0.13%+10+0.2%Added
Summit Trail Advisors, LLC6,325$1.47M0.04%+654+11.5%Added
Pettyjohn, Wood & White, Inc6,323$1.47M0.27%−290−4.4%Reduced
Cordatus Wealth Management LLC6,321$1.47M0.53%+109+1.8%Added
NorthRock Partners, LLC6,306$1.47M0.05%+253+4.2%Added
ABLE Financial Group, LLC6,304$1.47M0.45%+8+0.1%Added
Patten & Patten Inc6,290$1.46M0.10%−1,612−20.4%Reduced
Paragon Private Wealth Management, LLC6,289$1.46M0.72%+407+6.9%Added
Godshalk Welsh Capital Management, Inc.6,285$1.46M0.93%−75−1.2%Reduced
Inscription Capital, LLC6,271$1.46M0.22%−77−1.2%Reduced
Voya Financial Advisors, Inc.6,325$1.46M0.16%+195+3.2%Added
Nicolet Bankshares Inc6,199$1.44M0.35%+9+0.1%Added
Sienna Gestion6,136$1.42M0.09%+3,954+181.2%Added
Arbor Capital Management Inc6,125$1.42M1.34%−302−4.7%Reduced
WD Rutherford LLC6,096$1.42M0.69%+2,196+56.3%Added
Beverly Hills Private Wealth, LLC6,055$1.41M0.28%−1,195−16.5%Reduced
Knollwood Investment Advisory, LLC6,049$1.41M0.15%00.0%Unchanged