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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
Brevan Howard Capital Management LP5,260$1.22M0.06%−2,944−35.9%Reduced
Trail Ridge Investment Advisors, LLC5,414$1.23M0.58%00.0%Unchanged
Safe Harbor Fiduciary, LLC5,272$1.23M1.15%+5,272New
Prosperity Consulting Group, LLC5,282$1.23M0.10%+4,246+409.8%Added
Marion Wealth Management5,332$1.24M0.33%+184+3.6%Added
Machina Capital S.A.S.5,335$1.24M0.49%+5,335New
MTM Investment Management, LLC5,548$1.24M0.48%−150−2.6%Reduced
Thrive Wealth Management, LLC5,360$1.25M0.23%+107+2.0%Added
Caldwell Trust Co5,377$1.25M0.13%−811−13.1%Reduced
Equitable Holdings, Inc.5,383$1.25M0.01%+483+9.9%Added
Ritholtz Wealth Management5,443$1.27M0.04%+930+20.6%Added
Warren Averett Asset Management, LLC5,464$1.27M0.02%−232−4.1%Reduced
First Pacific Financial5,467$1.27M0.30%−141−2.5%Reduced
Shelton Capital Management5,488$1.28M0.03%−3,070−35.9%Reduced
Catalytic Wealth RIA, LLC5,488$1.28M0.22%−378−6.4%Reduced
Insigneo Advisory Services, LLC5,502$1.28M0.13%+728+15.2%Added
Worldquant Millennium Advisors LLC5,534$1.29M0.01%+5,534New
Marcum Wealth, LLC5,537$1.29M0.12%−76−1.4%Reduced
AlTi Global, Inc.5,538$1.29M0.03%+2,042+58.4%Added
Csenge Advisory Group5,876$1.29M0.07%−319−5.1%Reduced
Wright Investors Service Inc5,543$1.29M0.34%00.0%Unchanged
Sonora Investment Management Group, LLC5,554$1.29M0.10%−260−4.5%Reduced
Jackson Square Capital, LLC5,559$1.29M0.32%−4−0.1%Reduced
MQS Management LLC5,564$1.29M0.72%+5,564New
Leonteq Securities AG5,623$1.31M0.15%+1,602+39.8%Added
Hartford Funds Management Co LLC5,624$1.31M0.12%+1,735+44.6%Added
Ledyard National Bank5,662$1.32M0.12%+62+1.1%Added
Correct Capital Wealth Management5,690$1.32M0.29%+1,494+35.6%Added
Portside Wealth Group, LLC5,695$1.32M0.23%+81+1.4%Added
Cross Staff Investments Inc5,707$1.33M1.02%+64+1.1%Added
Concentric Wealth Management, LLC5,715$1.33M0.32%−25−0.4%Reduced
Checchi Capital Advisers, LLC5,716$1.33M0.10%−76−1.3%Reduced
Hilltop Holdings Inc.5,742$1.34M0.09%+4,229+279.5%Added
Applied Finance Capital Management, LLC5,763$1.34M0.06%+137+2.4%Added
Mather Group, LLC.5,768$1.34M0.02%−756−11.6%Reduced
Nations Financial Group Inc,5,794$1.35M0.10%+315+5.7%Added
RB Capital Management, LLC5,814$1.35M0.32%−429−6.9%Reduced
Continuum Advisory, LLC6,966$1.36M0.17%+380+5.8%Added
Sumitomo Life Insurance Co5,889$1.37M0.03%+144+2.5%Added
Savant Capital, LLC5,890$1.37M0.01%+2,247+61.7%Added
Cim Investment Mangement Inc5,942$1.38M0.41%−118−1.9%Reduced
Triangle Securities Wealth Management5,955$1.38M0.36%+10+0.2%Added
BBR Partners, LLC5,962$1.39M0.11%00.0%Unchanged
BIP Wealth, LLC5,975$1.39M0.09%+19+0.3%Added
Prestige Wealth Management Group LLC5,976$1.39M0.29%+5,882+6,257.4%Added
Perigon Wealth Management, LLC5,996$1.39M0.04%+380+6.8%Added
SeaCrest Wealth Management, LLC6,000$1.40M0.15%−260−4.2%Reduced
Aquila Investment Management LLC6,000$1.40M1.55%00.0%Unchanged
First Hawaiian Bank6,002$1.40M0.04%−2,812−31.9%Reduced
Eschler Asset Management LLP6,005$1.40M2.09%+6,005New
Quadrant Capital Group LLC6,013$1.40M0.10%+85+1.4%Added
RKL Wealth Management LLC6,048$1.41M0.13%−2,849−32.0%Reduced
Knollwood Investment Advisory, LLC6,049$1.41M0.15%00.0%Unchanged
Beverly Hills Private Wealth, LLC6,055$1.41M0.28%−1,195−16.5%Reduced
WD Rutherford LLC6,096$1.42M0.69%+2,196+56.3%Added
Arbor Capital Management Inc6,125$1.42M1.34%−302−4.7%Reduced
Sienna Gestion6,136$1.42M0.09%+3,954+181.2%Added
Nicolet Bankshares Inc6,199$1.44M0.35%+9+0.1%Added
Voya Financial Advisors, Inc.6,325$1.46M0.16%+195+3.2%Added
Inscription Capital, LLC6,271$1.46M0.22%−77−1.2%Reduced
Godshalk Welsh Capital Management, Inc.6,285$1.46M0.93%−75−1.2%Reduced
Paragon Private Wealth Management, LLC6,289$1.46M0.72%+407+6.9%Added
Patten & Patten Inc6,290$1.46M0.10%−1,612−20.4%Reduced
ABLE Financial Group, LLC6,304$1.47M0.45%+8+0.1%Added
NorthRock Partners, LLC6,306$1.47M0.05%+253+4.2%Added
Cordatus Wealth Management LLC6,321$1.47M0.53%+109+1.8%Added
Pettyjohn, Wood & White, Inc6,323$1.47M0.27%−290−4.4%Reduced
Summit Trail Advisors, LLC6,325$1.47M0.04%+654+11.5%Added
Hardy Reed LLC6,332$1.47M0.13%+10+0.2%Added
Legato Capital Management LLC6,338$1.47M0.18%00.0%Unchanged
Davy Global Fund Management Ltd6,357$1.48M0.15%−1,633−20.4%Reduced
Meeder Advisory Services, Inc.6,371$1.48M0.10%+396+6.6%Added
Sheaff Brock Investment Advisors, LLC6,385$1.48M0.13%−60−0.9%Reduced
Garrison Point Advisors, LLC6,390$1.49M0.92%+10+0.2%Added
Cottage Street Advisors LLC6,422$1.49M0.81%+6,422New
Bayesian Capital Management, LP6,425$1.49M0.18%−21,975−77.4%Reduced
Stonegate Investment Group, LLC6,443$1.50M0.04%+287+4.7%Added
AMG National Trust Bank6,450$1.50M0.04%−324−4.8%Reduced
PFG Investments, LLC6,468$1.50M0.10%+31+0.5%Added
Lee Financial Co6,544$1.52M0.22%+711+12.2%Added
St. Clair Advisors, LLC6,553$1.52M0.43%00.0%Unchanged
Meiji Yasuda Asset Management Co Ltd.6,576$1.53M0.06%−880−11.8%Reduced
Tranquility Partners, LLC6,592$1.53M0.56%+428+6.9%Added
Mirabaud Asset Management Ltd6,696$1.54M0.64%+6,696New
BNP Paribas6,653$1.54M0.06%−3,545−34.8%Reduced
Capstone Triton Financial Group, LLC6,634$1.54M0.99%−16−0.2%Reduced
Argent Advisors, Inc.6,637$1.54M0.57%+73+1.1%Added
Hudson Valley Investment Advisors Inc6,638$1.54M0.17%−2,367−26.3%Reduced
StoneX Group Inc.6,649$1.55M0.11%+240+3.7%Added
Founders Financial Securities LLC6,724$1.56M0.14%−63−0.9%Reduced
Flagship Harbor Advisors, LLC6,746$1.57M0.09%+169+2.6%Added
Formidable Asset Management, LLC6,797$1.58M0.25%−463−6.4%Reduced
McDonald Partners LLC6,805$1.58M0.40%−322−4.5%Reduced
Atomi Financial Group, Inc.6,810$1.58M0.10%+1,560+29.7%Added
Bradley Foster & Sargent Inc6,840$1.59M0.03%−13−0.2%Reduced
Sigma Planning Corp6,849$1.59M0.05%+542+8.6%Added
Signet Financial Management, LLC6,871$1.60M0.20%+6,871New
GAMMA Investing LLC6,871$1.60M0.16%+1,757+34.4%Added
Herold Advisors, Inc.6,874$1.60M0.35%+125+1.9%Added
Brookstone Capital Management6,884$1.60M0.02%−60−0.9%Reduced