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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, Q1 2023

Institutional positions in American Tower Corp as of Mar 31, 2023. 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
1,706
+31 vs. Q4 2022
Shares held
459.7M
+35.2M (+8.3%) vs. Q4 2022
Total value
$86.3B
−$3.51B (−3.9%) vs. Q4 2022
New holders
145
755 more added
Sold out
114
587 more reduced

36 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2022: 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 holdersQ1 2023: 1,706 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 heldQ1 2023: $86.3B
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, Q1 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2022.

Institutions holding AMT in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Eastern Bank10,613$2.17M0.11%−13,008−55.1%Reduced
Journey Advisory Group, LLC10,572$2.16M0.34%−703−6.2%Reduced
Bailard, Inc.10,550$2.16M0.08%+51+0.5%Added
Baader Bank INC10,541$2.15M0.16%−499−4.5%Reduced
IFP Advisors, Inc15,540$2.15M0.10%−7,941−33.8%Reduced
CM Wealth Advisors LLC10,639$2.15M0.42%+10,639New
Sigma Planning Corp10,449$2.14M0.07%+1,221+13.2%Added
Integrated Wealth Concepts LLC10,431$2.13M0.04%+762+7.9%Added
Arden Trust Co10,398$2.13M0.38%+3,241+45.3%Added
Assetmark, Inc10,387$2.12M0.01%+1,637+18.7%Added
Mattern Wealth Management LLC10,345$2.11M0.70%−896−8.0%Reduced
Moneta Group Investment Advisors LLC10,334$2.11M0.05%+647+6.7%Added
United Services Automobile Association10,318$2.11M0.07%−6,560−38.9%Reduced
Spire Wealth Management10,303$2.11M0.08%−13,380−56.5%Reduced
Anfield Capital Management, LLC10,261$2.10M0.97%+595+6.2%Added
Solidarilty Wealth, LLC10,250$2.09M0.95%+10,250New
Northcape Wealth Management, LLC10,249$2.09M0.76%+1,170+12.9%Added
Mayflower Financial Advisors, LLC10,243$2.09M0.27%−22−0.2%Reduced
SYSTM Wealth Solutions LLC10,223$2.09M0.32%+1,610+18.7%Added
Capital International Inc10,215$2.09M0.04%+9+0.1%Added
Red Door Wealth Management, LLC10,170$2.08M0.65%+373+3.8%Added
Venturi Wealth Management, LLC10,146$2.07M0.17%−450−4.2%Reduced
Alpha Omega Wealth Management LLC10,136$2.07M0.36%00.0%Unchanged
Nations Financial Group Inc,10,104$2.06M0.22%+60+0.6%Added
Canandaigua National Bank & Trust Co10,098$2.06M0.35%+10,098New
Ieq Capital, LLC10,062$2.06M0.05%−2,480−19.8%Reduced
La Banque Postale Asset Management SA10,023$2.05M0.05%−518−4.9%Reduced
Citizens & Northern Corp9,990$2.04M0.80%+28+0.3%Added
Argonautica Private Wealth Management, Inc9,946$2.03M1.02%−1,210−10.8%Reduced
IFG Advisory, LLC9,924$2.03M0.19%+290+3.0%Added
Gryphon Financial Partners LLC9,855$2.01M0.47%+73+0.7%Added
Ninepoint Partners LP9,751$1.99M0.26%+3,094+46.5%Added
Old National Bancorp9,687$1.98M0.06%+2,236+30.0%Added
Sawtooth Solutions, LLC9,670$1.98M0.05%+5,693+143.1%Added
Clearstead Advisors, LLC9,654$1.97M0.14%+38+0.4%Added
Richard Bernstein Advisors LLC9,642$1.97M0.04%00.0%Unchanged
Congress Asset Management Co9,573$1.96M0.02%+1,713+21.8%Added
Perigon Wealth Management, LLC9,564$1.95M0.11%−829−8.0%Reduced
StrongBox Wealth, LLC9,490$1.94M1.30%+3,665+62.9%Added
Inscription Capital, LLC9,460$1.93M0.51%+51+0.5%Added
Jag Capital Management, LLC9,412$1.92M0.25%−6,874−42.2%Reduced
AMG National Trust Bank9,410$1.92M0.07%−89−0.9%Reduced
HighTower Trust Services, LTA10,030$1.92M0.19%−1,552−13.4%Reduced
Legacy Wealth Asset Management, LLC9,367$1.91M0.69%+158+1.7%Added
Logan Capital Management Inc9,348$1.91M0.09%−10,416−52.7%Reduced
Kayne Anderson Rudnick Investment Management LLC9,337$1.91M0.01%+82+0.9%Added
Avitas Wealth Management LLC9,319$1.90M0.37%−29−0.3%Reduced
Worldquant Millennium Advisors LLC9,316$1.90M0.04%+9,316New
Argus Investors' Counsel, Inc.9,310$1.90M1.44%+134+1.5%Added
Dorsey & Whitney Trust CO LLC9,288$1.90M0.17%−410−4.2%Reduced
Hemenway Trust Co LLC9,274$1.90M0.20%−3,425−27.0%Reduced
Hyman Charles D9,268$1.89M0.13%−132−1.4%Reduced
Jacobs & Co9,244$1.89M0.23%+770+9.1%Added
First Hawaiian Bank9,228$1.89M0.06%−251−2.6%Reduced
Kranot Hishtalmut Le Morim Tichoniim Havera Menahelet LTD9,355$1.88M0.43%00.0%Unchanged
Berkshire Bank9,023$1.84M0.55%−60−0.7%Reduced
Caxton Associates LP9,010$1.84M0.29%+9,010New
Stiles Financial Services Inc9,003$1.84M0.99%+532+6.3%Added
Private Trust Co NA8,959$1.83M0.25%+224+2.6%Added
Tokio Marine Asset Management Co Ltd8,899$1.82M0.13%+1,164+15.0%Added
Monetary Management Group Inc8,868$1.81M0.53%+1,400+18.7%Added
Spirit of America Management Corp8,800$1.80M0.40%−300−3.3%Reduced
SWS Partners8,790$1.80M0.67%+8,790New
Osborne Partners Capital Management, LLC8,777$1.79M0.13%+48+0.5%Added
Madison Wealth Management8,769$1.79M0.39%+133+1.5%Added
Truvestments Capital LLC8,762$1.79M0.95%+2,110+31.7%Added
Sowell Financial Services LLC8,722$1.78M0.14%−3,365−27.8%Reduced
RB Capital Management, LLC8,631$1.76M0.58%+555+6.9%Added
TownSquare Capital, LLC8,618$1.76M0.04%+1,032+13.6%Added
Rodgers Brothers Inc.8,527$1.74M0.33%+8,527New
Western Wealth Management, LLC8,422$1.72M0.16%+89+1.1%Added
Salvus Wealth Management, LLC8,378$1.71M1.39%+43+0.5%Added
Wade G W & Inc8,370$1.71M0.07%+501+6.4%Added
Griffin Asset Management, Inc.8,137$1.66M0.23%+15+0.2%Added
Bleakley Financial Group, LLC8,133$1.66M0.06%−167−2.0%Reduced
Nicola Wealth Management Ltd.8,100$1.66M0.16%+1,225+17.8%Added
Connolly Sarah T.8,096$1.65M1.05%+1,160+16.7%Added
Intrust Bank NA8,051$1.65M0.21%+173+2.2%Added
Moore Capital Management, LP7,959$1.63M0.05%−35,588−81.7%Reduced
Front Barnett Associates LLC7,958$1.63M0.19%−1,210−13.2%Reduced
YHB Investment Advisors, Inc.7,883$1.61M0.16%+1,231+18.5%Added
Baystate Wealth Management LLC7,865$1.61M0.14%−305−3.7%Reduced
Welch & Forbes LLC7,842$1.60M0.03%−1,277−14.0%Reduced
Boit C F David7,685$1.60M1.09%00.0%Unchanged
Atlas Private Wealth Management7,825$1.60M0.96%+224+2.9%Added
Sumitomo Life Insurance Co7,789$1.59M0.13%−58−0.7%Reduced
First Business Financial Services, Inc.7,759$1.59M0.20%+253+3.4%Added
Banque Pictet & Cie SA7,721$1.58M0.02%−6,876−47.1%Reduced
SeaCrest Wealth Management, LLC7,704$1.57M0.21%+161+2.1%Added
S.E.E.D. Planning Group LLC7,669$1.57M0.60%+7,669New
Dillon & Associates Inc7,683$1.57M0.31%−3,258−29.8%Reduced
Nippon Life Global Investors Americas, Inc.7,610$1.56M0.10%00.0%Unchanged
Townsend Asset Management Corp7,556$1.54M0.80%−584−7.2%Reduced
Capital International Sarl7,490$1.53M0.08%+1,321+21.4%Added
Allworth Financial LP7,467$1.53M0.02%−96−1.3%Reduced
Herold Advisors, Inc.7,410$1.51M0.52%00.0%Unchanged
Edmond de Rothschild Holding S.A.7,394$1.51M0.03%+5,349+261.6%Added
Bradley Foster & Sargent Inc7,367$1.51M0.04%−91−1.2%Reduced
Hudson Canyon Capital Management7,342$1.50M1.26%+827+12.7%Added
Algert Global LLC7,332$1.50M0.07%+1,200+19.6%Added