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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 2024

Institutional positions in American Tower Corp as of Mar 31, 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
1,769
−12 vs. Q4 2023
Shares held
430.9M
+893.9K (+0.2%) vs. Q4 2023
Total value
$85.0B
−$7.81B (−8.4%) vs. Q4 2023
New holders
150
752 more added
Sold out
162
655 more reduced

21 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2024: 1,769 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 2024: $85.0B
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 2024

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2023.

Institutions holding AMT in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Intech Investment Management LLC5,520$1.09M0.02%+831+17.7%Added
Csenge Advisory Group5,503$1.09M0.06%+20+0.4%Added
Advisor OS, LLC5,484$1.08M0.12%−437−7.4%Reduced
Marcum Wealth, LLC5,470$1.08M0.11%−39−0.7%Reduced
Global Retirement Partners, LLC5,444$1.08M0.04%+872+19.1%Added
Legacy Bridge, LLC5,442$1.08M0.63%−14−0.3%Reduced
Nations Financial Group Inc,5,436$1.07M0.09%+33+0.6%Added
Columbia Asset Management4,975$1.07M0.22%00.0%Unchanged
Marks Group Wealth Management, Inc5,432$1.07M0.11%+5,432New
Trail Ridge Investment Advisors, LLC5,414$1.07M0.61%−113−2.0%Reduced
Chicago Trust Co NA5,413$1.07M0.22%+981+22.1%Added
Annandale Capital, LLC5,400$1.07M0.24%00.0%Unchanged
Quaero Capital S.A.5,400$1.07M1.66%−3,500−39.3%Reduced
StoneX Group Inc.5,385$1.06M0.10%+142+2.7%Added
Wealth Alliance5,377$1.06M0.14%+840+18.5%Added
Hutchens & Kramer Investment Management Group, LLC5,498$1.06M0.63%+204+3.9%Added
Trust Co of Toledo NA5,337$1.05M0.16%+3,654+217.1%Added
Smithfield Trust Co5,305$1.05M0.06%−40−0.7%Reduced
Stonegate Investment Group, LLC5,321$1.05M0.03%+28+0.5%Added
Stevens Capital Management LP5,310$1.05M0.20%+5,310New
Hutner Capital Management Inc5,304$1.05M0.57%00.0%Unchanged
Thrive Wealth Management, LLC5,255$1.04M0.21%+1,060+25.3%Added
Sherbrooke Park Advisers LLC5,254$1.04M0.20%+5,254New
First Citizens Bank & Trust Co5,253$1.04M0.02%+4,142+372.8%Added
Insigneo Advisory Services, LLC5,241$1.04M0.12%+647+14.1%Added
Kingswood Wealth Advisors, LLC5,205$1.03M0.12%−3,703−41.6%Reduced
Jefferies Financial Group Inc.5,171$1.02M0.02%−660−11.3%Reduced
Bellecapital International Ltd.5,163$1.02M0.23%00.0%Unchanged
WBH Advisory Inc5,146$1.02M0.10%−197−3.7%Reduced
Banque Cantonale Vaudoise5,136$1.01M0.04%−6,162−54.5%Reduced
Gs Investments, Inc.5,134$1.01M0.49%−5−0.1%Reduced
Daymark Wealth Partners, LLC5,122$1.01M0.05%+436+9.3%Added
MidWestOne Financial Group, Inc.5,102$1.01M0.18%+424+9.1%Added
Cutler Group LP5,105$1.01M0.51%+666+15.0%Added
Intrust Bank NA5,082$1.00M0.11%−774−13.2%Reduced
Pitcairn Co5,024$992.7K0.06%+418+9.1%Added
David Loasby5,148$992.6K0.10%+830+19.2%Added
First Pacific Financial5,023$992.5K0.28%+429+9.3%Added
Sit Investment Associates Inc5,020$992.0K0.02%−17,776−78.0%Reduced
Supplemental Annuity Collective Trust of NJ5,000$988.0K0.31%00.0%Unchanged
Greenland Capital Management LP5,000$988.0K0.16%00.0%Unchanged
Cove Private Wealth, LLC5,000$988.0K0.84%00.0%Unchanged
Cresset Asset Management, LLC4,991$986.2K0.00%+1,922+62.6%Added
Wealth Effects LLC4,987$985.5K0.36%−200−3.9%Reduced
Laurion Capital Management LP4,984$984.8K0.03%−16,880−77.2%Reduced
Somerset Trust Co4,984$984.8K0.40%+84+1.7%Added
Joel Isaacson & Co., LLC4,963$980.7K0.05%+228+4.8%Added
Marion Wealth Management4,952$978.4K0.29%+132+2.7%Added
Cigna Investments Inc4,919$972.0K0.18%−60−1.2%Reduced
U.S. Capital Wealth Advisors, LLC4,919$972.0K0.04%+329+7.2%Added
Paradigm Asset Management Co LLC4,900$968.2K0.25%00.0%Unchanged
Pinnacle Associates Ltd4,884$965.0K0.02%+447+10.1%Added
CBOE Vest Financial, LLC4,880$964.2K0.03%+4,880New
Summit Trail Advisors, LLC4,876$963.4K0.03%+551+12.7%Added
Balentine LLC4,853$958.9K0.03%+1,228+33.9%Added
Baker Tilly Wealth Management, LLC4,849$958.2K0.17%+2,586+114.3%Added
Twin City Private Wealth, LLC4,801$948.6K0.93%+4,801New
CSU Producer Resources, Inc.4,800$948.4K3.12%00.0%Unchanged
Cubist Systematic Strategies, LLC4,793$947.1K0.01%+4,793New
Cross Staff Investments Inc4,793$947.0K0.80%−234−4.7%Reduced
Center for Financial Planning, Inc.4,783$945.1K0.14%00.0%Unchanged
Mechanics Bank Trust Department4,765$941.5K0.14%−4,392−48.0%Reduced
We Are One Seven, LLC4,724$933.4K0.05%+822+21.1%Added
Northwest Bank & Trust Co5,427$931.0K0.86%−31−0.6%Reduced
Level Four Advisory Services, LLC4,308$929.9K0.05%00.0%Unchanged
Prudent Man Advisors, LLC4,677$924.1K0.35%−343−6.8%Reduced
Merit Financial Group, LLC5,058$919.3K0.02%+2,839+127.9%Added
United Bank4,649$918.6K0.47%+100+2.2%Added
Illinois Municipal Retirement Fund4,648$918.0K0.01%−2,050−30.6%Reduced
Meeder Advisory Services, Inc.4,612$911.3K0.09%+515+12.6%Added
La Banque Postale Asset Management SA4,596$908.1K0.04%+1,646+55.8%Added
Monetary Management Group Inc4,568$902.6K0.25%−2,200−32.5%Reduced
Schnieders Capital Management LLC4,562$901.4K0.19%−174−3.7%Reduced
FSM Wealth Advisors, LLC4,548$898.6K0.32%+114+2.6%Added
Union Savings Bank4,544$897.8K0.47%−48−1.0%Reduced
Strategic Blueprint, LLC4,515$892.0K0.06%+1,624+56.2%Added
Mission Creek Capital Partners, Inc.4,507$890.5K0.23%−2,473−35.4%Reduced
Buttonwood Financial Advisors Inc.4,498$888.8K0.42%−168−3.6%Reduced
Wilbanks Smith & Thomas Asset Management LLC4,478$884.8K0.02%−583−11.5%Reduced
Equitable Holdings, Inc.4,449$879.1K0.01%+135+3.1%Added
Voya Financial Advisors, Inc.4,436$875.4K0.10%+1,486+50.4%Added
Ritholtz Wealth Management4,411$871.6K0.03%−2,121−32.5%Reduced
Pring Turner Capital Group Inc4,402$869.8K0.63%+780+21.5%Added
Savant Capital, LLC4,390$867.3K0.01%−360−7.6%Reduced
LVM Capital Management Ltd4,357$861.0K0.10%−207−4.5%Reduced
Ofi Invest Asset Management4,687$857.5K0.02%−501−9.7%Reduced
Mutual Advisors, LLC4,333$856.2K0.03%−119−2.7%Reduced
First Business Financial Services, Inc.4,302$850.0K0.09%+90+2.1%Added
Gsa Capital Partners LLP4,288$847.0K0.07%−1,464−25.5%Reduced
Atomi Financial Group, Inc.4,285$846.6K0.08%+103+2.5%Added
Central Pacific Bank - Trust Division4,375$844.4K0.10%+4,375New
Peterson Wealth Management4,251$840.0K0.61%+2,222+109.5%Added
Astoria Portfolio Advisors LLC.4,701$837.3K0.32%+181+4.0%Added
Navalign, LLC4,235$836.7K0.28%+639+17.8%Added
Essex Financial Services, Inc.4,232$836.1K0.08%−606−12.5%Reduced
Legacy Trust4,226$835.0K0.21%+8+0.2%Added
Lederer & Associates Investment Counsel4,220$834.0K0.58%+93+2.3%Added
Main Street Financial Solutions, LLC4,220$833.7K0.09%−45−1.1%Reduced
Green Alpha Advisors, LLC4,210$831.9K0.60%+10.0%Added
Gilliland Jeter Wealth Management LLC4,200$829.9K0.29%+4,200New