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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 2023

Institutional positions in American Tower Corp as of Dec 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
1,802
+191 vs. Q3 2023
Shares held
434.0M
+9.79M (+2.3%) vs. Q3 2023
Total value
$93.6B
+$23.8B (+34.1%) vs. Q3 2023
New holders
296
612 more added
Sold out
105
726 more reduced

23 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: 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 2023: 1,802 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 2023: $93.6B
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 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2023.

Institutions holding AMT in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Ingalls & Snyder LLC11,383$2.46M0.11%−468−3.9%Reduced
Banque Cantonale Vaudoise11,298$2.44M0.11%−4,223−27.2%Reduced
Everence Capital Management Inc11,202$2.42M0.17%−2,120−15.9%Reduced
Entropy Technologies, LP11,197$2.42M0.45%+11,197New
Wade G W & Inc11,155$2.41M0.08%+186+1.7%Added
Beech Hill Advisors, Inc.11,115$2.40M1.16%−1,465−11.6%Reduced
Dudley Capital Management, LLC11,114$2.40M1.54%00.0%Unchanged
Alberta Investment Management Corp11,100$2.40M0.02%00.0%Unchanged
Bahl & Gaynor Inc11,023$2.38M0.01%−10,486−48.8%Reduced
Enterprise Bank & Trust Co10,940$2.36M0.84%−8−0.1%Reduced
Investment Management Corp of Ontario10,874$2.35M0.06%+10,874New
Transcend Wealth Collective, LLC10,791$2.33M0.21%−92−0.8%Reduced
Tokio Marine Asset Management Co Ltd10,780$2.33M0.13%+596+5.9%Added
SWS Partners10,779$2.33M0.76%−414−3.7%Reduced
Sterling Investment Advisors, Ltd.10,755$2.32M0.72%−1,423−11.7%Reduced
Legacy Wealth Asset Management, LLC10,754$2.32M0.76%+422+4.1%Added
Vestmark Advisory Solutions, Inc.10,716$2.31M0.12%+1,707+18.9%Added
Glen Eagle Advisors, LLC10,700$2.31M0.48%+1,065+11.1%Added
Change Path, LLC10,641$2.30M0.15%+837+8.5%Added
Loudon Investment Management, LLC10,535$2.27M1.41%+7,405+236.6%Added
SageView Advisory Group, LLC11,617$2.27M0.10%+2,628+29.2%Added
IFP Advisors, Inc10,499$2.27M0.11%−675−6.0%Reduced
Strategic Planning Group, LLC10,474$2.26M0.75%+10,474New
Retireful, LLC10,473$2.26M0.98%+10,473New
First National Trust Co10,444$2.25M0.10%−205−1.9%Reduced
PFW Advisors LLC10,412$2.25M0.72%−847−7.5%Reduced
Northcape Wealth Management, LLC10,400$2.25M0.81%−121−1.2%Reduced
Channing Global Advisors, LLC10,324$2.23M1.74%+139+1.4%Added
Mayflower Financial Advisors, LLC10,317$2.23M0.31%−65−0.6%Reduced
Lake Street Advisors Group, LLC10,132$2.20M0.11%−142−1.4%Reduced
De Burlo Group Inc13,400$2.20M0.38%00.0%Unchanged
Cornerstone Advisors, LLC10,200$2.20M0.10%−2,000−16.4%Reduced
Alpha Omega Wealth Management LLC10,136$2.19M0.36%00.0%Unchanged
SYSTM Wealth Solutions LLC10,078$2.19M0.30%+237+2.4%Added
Argonautica Private Wealth Management, Inc10,117$2.18M0.90%+16+0.2%Added
James Investment Research Inc10,110$2.18M0.27%−481−4.5%Reduced
Umb Bank N A10,088$2.18M0.03%−637−5.9%Reduced
Pine Valley Investments Ltd Liability Co10,025$2.18M0.18%+1,434+16.7%Added
KCM Investment Advisors LLC10,071$2.17M0.09%−1,043−9.4%Reduced
Jag Capital Management, LLC10,018$2.16M0.33%+98+1.0%Added
Eastern Bank10,003$2.16M0.10%−539−5.1%Reduced
Paradigm Financial Partners, LLC9,985$2.16M0.52%+3,175+46.6%Added
Phocas Financial Corp.9,978$2.15M0.28%−3,077−23.6%Reduced
Dorsey & Whitney Trust CO LLC9,955$2.15M0.16%+869+9.6%Added
Worth Asset Management, LLC9,908$2.14M1.53%+9,908New
Assetmark, Inc9,814$2.12M0.01%+2,196+28.8%Added
Two Sigma Investments, LP9,800$2.12M0.01%−284,585−96.7%Reduced
Patten & Patten Inc9,777$2.11M0.17%−1,726−15.0%Reduced
Ninepoint Partners LP9,737$2.10M0.29%−5−0.1%Reduced
Second Line Capital, LLC9,646$2.10M0.84%+9,646New
Old National Bancorp9,680$2.09M0.05%+150+1.6%Added
Man Group plc9,658$2.08M0.01%––
New Hampshire Trust9,567$2.07M0.50%−1,048−9.9%Reduced
Exencial Wealth Advisors, LLC9,551$2.06M0.08%+932+10.8%Added
Logan Capital Management Inc9,407$2.03M0.09%00.0%Unchanged
Veriti Management LLC9,403$2.03M0.18%+3,094+49.0%Added
Resources Investment Advisors, LLC.9,347$2.02M0.04%+3,007+47.4%Added
Apollon Wealth Management, LLC9,329$2.01M0.07%+2,911+45.4%Added
Financial Advisory Service, Inc.9,271$2.00M0.19%+9,271New
Avitas Wealth Management LLC9,265$2.00M0.33%+164+1.8%Added
Private Trust Co NA9,228$1.99M0.23%+115+1.3%Added
Stiles Financial Services Inc9,198$1.99M0.90%+369+4.2%Added
Caldwell Trust Co9,202$1.99M0.25%−372−3.9%Reduced
Insight Wealth Strategies, LLC9,180$1.98M0.32%+1,170+14.6%Added
Boit C F David9,210$1.98M1.12%+1,525+19.8%Added
Mechanics Bank Trust Department9,157$1.98M0.31%−1,192−11.5%Reduced
Atlas Private Wealth Management9,155$1.98M0.93%−733−7.4%Reduced
Citizens & Northern Corp9,073$1.96M0.70%−432−4.5%Reduced
LDR Capital Management LLC9,027$1.95M1.09%+3,248+56.2%Added
Moreno Evelyn V9,019$1.95M0.92%−15,684−63.5%Reduced
Osborne Partners Capital Management, LLC8,954$1.93M0.13%+190+2.2%Added
Clearstead Advisors, LLC8,954$1.93M0.10%−777−8.0%Reduced
Hyman Charles D8,934$1.93M0.12%00.0%Unchanged
Kingswood Wealth Advisors, LLC8,908$1.92M0.22%+6,472+265.7%Added
Quaero Capital S.A.8,900$1.92M1.99%+5,500+161.8%Added
Truvestments Capital LLC8,898$1.92M0.87%−627−6.6%Reduced
Strengthening Families & Communities, LLC8,875$1.92M1.33%+634+7.7%Added
Hudson Valley Investment Advisors Inc8,830$1.91M0.26%−3,018−25.5%Reduced
Central Trust Co8,834$1.91M0.05%+2,766+45.6%Added
Quantinno Capital Management LP8,715$1.88M0.07%+5,239+150.7%Added
Shelton Capital Management8,658$1.87M0.06%−4,643−34.9%Reduced
Berkshire Bank8,631$1.86M0.49%−326−3.6%Reduced
Ameritas Investment Partners, Inc.8,630$1.86M0.07%−485−5.3%Reduced
Salvus Wealth Management, LLC8,565$1.85M1.31%+59+0.7%Added
Bleakley Financial Group, LLC8,549$1.85M0.06%+1,648+23.9%Added
Sawtooth Solutions, LLC8,533$1.84M0.05%+1,632+23.6%Added
Moneta Group Investment Advisors LLC8,480$1.83M0.04%−1,417−14.3%Reduced
Ballentine Partners, LLC8,428$1.82M0.04%+3,778+81.2%Added
Ategra Capital Management, LLC8,394$1.81M0.81%+1,844+28.2%Added
RB Capital Management, LLC8,323$1.80M0.52%−310−3.6%Reduced
Western Wealth Management, LLC8,316$1.80M0.13%+1,801+27.6%Added
Rodgers Brothers Inc.8,277$1.79M0.28%−300−3.5%Reduced
Beverly Hills Private Wealth, LLC8,238$1.78M0.46%−167−2.0%Reduced
Lakeview Capital Partners, LLC8,233$1.78M0.31%−1,131−12.1%Reduced
Hudson Canyon Capital Management8,113$1.75M1.27%−187−2.3%Reduced
TownSquare Capital, LLC8,069$1.74M0.03%−6,356−44.1%Reduced
Prelude Capital Management, LLC8,022$1.73M0.15%−5,503−40.7%Reduced
Townsend Asset Management Corp8,006$1.73M0.79%+45+0.6%Added
KP Management LLC8,000$1.73M0.86%+8,000New
Belpointe Asset Management LLC7,971$1.72M0.15%+1,432+21.9%Added