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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, Q4 2021

Institutional positions in American Tower Corp as of Dec 31, 2021. 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
1,799
+146 vs. Q3 2021
Shares held
417.0M
+4.68M (+1.1%) vs. Q3 2021
Total value
$121.8B
+$12.3B (+11.2%) vs. Q3 2021
New holders
256
787 more added
Sold out
110
503 more reduced

25 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 holdersQ4 2021: 1,799 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 heldQ4 2021: $121.8B
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, Q4 2021

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2021.

Institutions holding AMT in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Mayflower Financial Advisors, LLC10,188$2.98M0.40%+95+0.9%Added
Everence Capital Management Inc10,172$2.98M0.22%00.0%Unchanged
Nauset Wealth Management. LLC10,157$2.97M2.83%+10,157New
Belpointe Asset Management LLC10,136$2.96M0.18%+2,126+26.5%Added
Argus Investors' Counsel, Inc.10,121$2.96M1.78%−520−4.9%Reduced
Prospera Financial Services Inc10,055$2.94M0.13%+664+7.1%Added
Bailey Value Limited Partnership10,000$2.92M3.31%+10,000New
PGGM Investments9,879$2.89M0.01%−20,628−67.6%Reduced
Alpha Omega Wealth Management LLC11,201$2.86M0.44%−72−0.6%Reduced
IMA Wealth, Inc.9,675$2.83M0.62%−121−1.2%Reduced
Journey Advisory Group, LLC9,654$2.82M0.78%+788+8.9%Added
Baldwin Investment Management, LLC9,636$2.82M0.74%00.0%Unchanged
Phraction Management LLC9,609$2.81M1.70%+9,609New
Ingalls & Snyder LLC9,552$2.79M0.13%−56−0.6%Reduced
Apollon Wealth Management, LLC9,555$2.79M0.22%+3,853+67.6%Added
Seeyond9,537$2.79M0.26%−1,340−12.3%Reduced
Cypress Capital Group9,497$2.78M0.35%+9,497New
Terry L. Blaker9,406$2.75M0.21%−328−3.4%Reduced
Northcape Wealth Management, LLC9,403$2.75M0.93%+9,403New
AMG National Trust Bank9,385$2.75M0.08%+348+3.9%Added
Kranot Hishtalmut Le Morim Tichoniim Havera Menahelet LTD9,355$2.74M0.45%00.0%Unchanged
Ledyard National Bank9,107$2.66M0.26%−107−1.2%Reduced
Goelzer Investment Management, Inc.9,040$2.64M0.22%−164−1.8%Reduced
Sumitomo Life Insurance Co8,949$2.62M0.06%−263−2.9%Reduced
Hyman Charles D8,950$2.62M0.17%00.0%Unchanged
Meiji Yasuda Asset Management Co Ltd.8,874$2.60M0.16%+941+11.9%Added
Lincoln National Corp8,820$2.58M0.05%+474+5.7%Added
Alta Capital Management LLC8,756$2.56M0.13%+624+7.7%Added
Cottage Street Advisors LLC8,748$2.56M1.45%+20+0.2%Added
Naviter Wealth, LLC8,702$2.56M0.76%+8,702New
Avantax Advisory Services, Inc.8,722$2.55M0.04%+1,658+23.5%Added
Foster & Motley Inc8,727$2.55M0.20%−2,725−23.8%Reduced
Azzad Asset Management Inc8,727$2.55M0.34%+151+1.8%Added
Advisor OS, LLC8,680$2.54M0.52%+951+12.3%Added
Transform Wealth, LLC8,607$2.52M0.26%+172+2.0%Added
Centaurus Financial, Inc.8,567$2.51M0.19%+3,294+62.5%Added
Boit C F David8,510$2.49M1.58%00.0%Unchanged
Dorsey & Whitney Trust CO LLC8,517$2.49M0.21%−77−0.9%Reduced
Intrust Bank NA8,488$2.48M0.30%−94−1.1%Reduced
Capital International Sarl8,456$2.47M0.12%−5,947−41.3%Reduced
Meridian Wealth Advisors, LLC8,431$2.47M0.60%+904+12.0%Added
Vestmark Advisory Solutions, Inc.8,361$2.45M0.14%−330−3.8%Reduced
Jacobs & Co8,361$2.44M0.25%−9−0.1%Reduced
Arden Trust Co8,357$2.44M0.42%+223+2.7%Added
Winton Group Ltd8,347$2.44M0.15%−4,607−35.6%Reduced
Ontario Teachers Pension Plan Board8,347$2.44M0.03%+8,347New
TrimTabs Asset Management, LLC8,344$2.44M1.20%00.0%Unchanged
Legacy CG, LLC8,321$2.43M1.46%+8,321New
Sigma Planning Corp8,308$2.43M0.07%−663−7.4%Reduced
Bensler, LLC8,301$2.43M0.68%+8,301New
Anfield Capital Management, LLC8,250$2.41M0.83%+96+1.2%Added
Change Path, LLC8,237$2.41M0.12%+588+7.7%Added
Salvus Wealth Management, LLC8,202$2.40M1.75%+443+5.7%Added
CPWM, LLC8,997$2.39M0.19%00.0%Unchanged
Toroso Investments, LLC8,161$2.39M0.07%−716−8.1%Reduced
Budros, Ruhlin & Roe, Inc.8,110$2.37M0.26%+216+2.7%Added
Westover Capital Advisors, LLC8,067$2.36M0.69%−489−5.7%Reduced
Integrated Wealth Concepts LLC8,060$2.36M0.07%+2,239+38.5%Added
Canal Capital Management, LLC8,029$2.35M0.57%+493+6.5%Added
Monetary Management Group Inc8,018$2.35M0.58%+200+2.6%Added
Spirit of America Management Corp8,000$2.34M0.47%+200+2.6%Added
IFG Advisory, LLC7,942$2.32M0.23%+33+0.4%Added
Covington Capital Management7,933$2.32M0.08%+162+2.1%Added
Madison Wealth Management7,917$2.32M0.46%+325+4.3%Added
Capitol Family Office, Inc.7,901$2.31M1.59%+7,901New
Kayne Anderson Rudnick Investment Management LLC7,889$2.31M0.01%+1,199+17.9%Added
Wade G W & Inc7,881$2.31M0.10%+361+4.8%Added
Legacy Wealth Asset Management, LLC7,882$2.31M0.78%+773+10.9%Added
WealthTrust Asset Management, LLC7,765$2.27M1.51%+239+3.2%Added
YorkBridge Wealth Partners, LLC7,742$2.27M0.51%+76+1.0%Added
Cohen Lawrence B7,701$2.25M0.88%+9+0.1%Added
Griffin Asset Management, Inc.7,700$2.25M0.28%−138−1.8%Reduced
Hutchens & Kramer Investment Management Group, LLC9,291$2.23M1.41%+9,291New
IndexIQ Advisors LLC7,609$2.23M0.07%−261−3.3%Reduced
Bradley Foster & Sargent Inc7,573$2.21M0.05%00.0%Unchanged
First Business Financial Services, Inc.7,548$2.21M0.23%+191+2.6%Added
IBM Retirement Fund7,514$2.20M0.27%−5,229−41.0%Reduced
Aevitas Wealth Management, Inc.7,436$2.17M1.30%+7+0.1%Added
Keebeck Wealth Management, LLC7,392$2.17M0.39%+655+9.7%Added
Altman Advisors, Inc.8,855$2.17M1.32%+61+0.7%Added
Algert Global LLC7,364$2.15M0.27%−7−0.1%Reduced
Nicola Wealth Management Ltd.7,210$2.12M0.20%00.0%Unchanged
Berkshire Bank7,159$2.09M0.46%+1,108+18.3%Added
Argent Trust Co7,139$2.09M0.12%+64+0.9%Added
Stiles Financial Services Inc7,130$2.09M1.01%+7,130New
O'Shaughnessy Asset Management, LLC7,104$2.08M0.04%−285−3.9%Reduced
Canandaigua National Corp7,098$2.08M0.31%+96+1.4%Added
Augustine Asset Management Inc7,081$2.07M1.01%−65−0.9%Reduced
Atom Investors LP7,070$2.07M0.57%−1,637−18.8%Reduced
Varma Mutual Pension Insurance Co7,063$2.06M0.03%00.0%Unchanged
Veriti Management LLC7,033$2.06M0.27%+20.0%Added
Sonora Investment Management Group, LLC6,998$2.05M0.24%+6,998New
Traynor Capital Management, Inc.6,964$2.04M0.24%+131+1.9%Added
Minot Wealth Management LLC6,927$2.03M0.39%−277−3.8%Reduced
Pettyjohn, Wood & White, Inc6,889$2.02M0.42%−180−2.5%Reduced
RVB Capital Management LLC10,000$2.01M2.07%+4,500+81.8%Added
Acorn Financial Advisory Services Inc6,779$1.98M0.40%+33+0.5%Added
MTM Investment Management, LLC6,760$1.98M0.94%−24−0.4%Reduced
Fairbanks Capital Management, Inc.6,738$1.97M1.43%−18−0.3%Reduced
Pensionfund DSM Netherlands6,700$1.96M0.23%00.0%Unchanged