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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 2025

Institutional positions in American Tower Corp as of Dec 31, 2025. 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
1,781
+27 vs. Q3 2025
Shares held
475.7M
+47.9M (+11.2%) vs. Q3 2025
Total value
$77.0B
−$5.27B (−6.4%) vs. Q3 2025
New holders
209
572 more added
Sold out
182
819 more reduced

45 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2025: 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 2025: 1,781 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 2025: $77.0B
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, Q4 2025

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2025.

Institutions holding AMT in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Tributary Capital Management, LLC2,025$355.5K0.04%−60−2.9%Reduced
Plimoth Trust Co LLC2,031$356.6K0.08%+169+9.1%Added
Equitable Trust Co2,038$357.8K0.02%−2,321−53.2%Reduced
McDonald Partners LLC2,045$359.0K0.11%−1,622−44.2%Reduced
Grove Bank & Trust2,046$359.2K0.04%+3+0.1%Added
KFG Wealth Management, LLC2,049$359.8K0.05%+114+5.9%Added
Kennebec Savings Bank2,054$360.6K0.31%−202−9.0%Reduced
1776 Wealth LLC2,075$364.3K0.14%−245−10.6%Reduced
Newman Dignan & Sheerar, Inc.2,077$364.7K0.08%+10.0%Added
Urban Wealth Management, LLC2,090$366.9K0.34%+2,090New
Icon Wealth Advisors, LLC2,098$368.5K0.02%−273−11.5%Reduced
Cypress Capital Group2,117$371.7K0.04%−2,038−49.0%Reduced
Chancellor Financial Group WB LP2,120$372.2K0.25%−163−7.1%Reduced
OMNI 360 Wealth, Inc.2,099$372.5K0.19%00.0%Unchanged
Naples Global Advisors, LLC2,104$373.2K0.03%−280−11.7%Reduced
Capital Performance Advisors LLP2,127$373.5K0.03%+2,127New
Cypress Wealth Services, LLC2,132$374.4K0.05%−437−17.0%Reduced
Hazelview Securities Inc.2,145$374.9K0.07%+860+66.9%Added
Whalerock Point Partners, LLC2,138$375.4K0.07%00.0%Unchanged
SageView Advisory Group, LLC2,158$378.8K0.01%−130−5.7%Reduced
Arcataur Capital Management LLC2,159$379.1K0.11%−10−0.5%Reduced
Prelude Capital Management, LLC2,160$379.2K0.03%+2,160New
MBM Wealth Consultants, LLC2,176$382.0K0.09%+224+11.5%Added
BancorpSouth Bank2,190$384.5K0.02%−269−10.9%Reduced
Baldwin Brothers Inc2,195$385.4K0.02%+80+3.8%Added
Cullinan Associates Inc2,200$386.3K0.03%−14,111−86.5%Reduced
Sowell Financial Services LLC2,206$387.2K0.01%−974−30.6%Reduced
Hutchens & Kramer Investment Management Group, LLC2,207$387.5K0.13%−339−13.3%Reduced
Renasant Bank2,214$388.7K0.26%−501−18.5%Reduced
ArrowMark Colorado Holdings LLC2,216$389.1K0.01%00.0%Unchanged
Moors & Cabot, Inc.2,228$391.2K0.02%−168−7.0%Reduced
Chicago Trust Co NA2,240$393.3K0.06%−367−14.1%Reduced
Parkside Financial Bank & Trust2,251$395.2K0.03%−146−6.1%Reduced
Tyche Wealth Partners LLC2,254$395.7K0.06%+142+6.7%Added
Truvestments Capital LLC2,254$395.7K0.07%+1,958+661.5%Added
Great Diamond Partners, LLC2,258$396.4K0.08%−85−3.6%Reduced
Advocate Investing Services LLC2,268$398.2K0.36%+2,268New
Patten & Patten Inc2,274$399.2K0.02%−1,370−37.6%Reduced
Silver Oak Securities, Inc2,260$399.3K0.03%−3,190−58.5%Reduced
SG Trading Solutions, LLC2,287$402.0K0.09%+2,287New
Fulton Bank, N.A.2,293$402.6K0.01%−2,029−46.9%Reduced
Sigma Planning Corp2,443$403.1K0.01%−242−9.0%Reduced
TBH Global Asset Management, LLC2,298$403.5K0.07%+129+5.9%Added
Bullock Wealth Management Group2,307$405.1K0.20%+119+5.4%Added
Richard W. Paul & Associates, LLC2,311$405.7K0.13%−610−20.9%Reduced
1st Source Bank2,312$405.9K0.02%+20+0.9%Added
Laurel Oak Wealth Management, LLC2,313$406.1K0.07%+2,313New
Defined Wealth Management, LLC2,314$406.3K0.23%+3+0.1%Added
Raleigh Capital Management Inc.2,326$408.4K0.15%+2,326New
Monetary Management Group Inc2,343$411.4K0.10%00.0%Unchanged
Seelaus Asset Management LLC2,344$411.5K0.33%+900+62.3%Added
Symphony Financial, Ltd. Co.2,333$411.8K0.06%+264+12.8%Added
Anchor Investment Management, LLC2,351$412.8K0.03%+62+2.7%Added
Hager Investment Management Services, LLC2,351$412.8K0.23%+342+17.0%Added
L2 Asset Management, LLC2,353$413.1K0.06%+157+7.1%Added
Probity Advisors, Inc.2,355$413.5K0.07%+39+1.7%Added
Alan B. Lancz & Associates, Inc.2,356$413.6K0.36%00.0%Unchanged
Petros Family Wealth, LLC2,369$415.9K0.28%−934−28.3%Reduced
Radnor Capital Management, LLC2,378$417.5K0.06%−5−0.2%Reduced
Golden State Equity Partners2,381$418.0K0.07%+332+16.2%Added
Southeast Asset Advisors Inc.2,391$419.8K0.04%00.0%Unchanged
General Partner, Inc.2,391$419.8K0.24%+1,514+172.6%Added
Diversify Advisory Services, LLC2,292$420.8K0.01%−424−15.6%Reduced
Wedmont Private Capital2,490$422.0K0.01%−461−15.6%Reduced
Peak Financial Advisors LLC2,405$422.2K0.19%+31+1.3%Added
Second Half Financial Partners, LLC2,414$423.8K0.19%−208−7.9%Reduced
Mission Wealth Management, LP2,432$427.0K0.01%+176+7.8%Added
Warwick Investment Management, Inc.2,440$428.4K0.07%−226−8.5%Reduced
Sapient Capital LLC2,414$430.7K0.01%+510+26.8%Added
Elmwood Wealth Management, Inc.2,465$432.8K0.14%+255+11.5%Added
Rbo & Co LLC2,500$438.9K0.07%00.0%Unchanged
Bluefin Capital Management, LLC2,500$438.9K0.12%+2,500New
AlTi Global, Inc.2,477$439.3K0.01%−3,571−59.0%Reduced
Arwa LLC2,504$439.6K0.26%+2,504New
Avantax Planning Partners, Inc.2,513$441.2K0.01%+107+4.4%Added
Towarzystwo Funduszy Inwestycyjnych Pzu SA2,515$441.6K0.11%+320+14.6%Added
Gladstone Institutional Advisory LLC2,521$442.7K0.02%+183+7.8%Added
Palumbo Wealth Management LLC2,522$442.7K0.11%−1,402−35.7%Reduced
Meiji Yasuda Asset Management Co Ltd.2,522$442.8K0.02%+1,202+91.1%Added
Mitchell & Pahl Private Wealth, LLC2,542$446.3K0.19%−62−2.4%Reduced
Boltwood Capital Management2,550$447.7K0.12%−70−2.7%Reduced
Conning Inc.2,551$447.9K0.01%−553−17.8%Reduced
Everhart Financial Group, Inc.2,574$451.9K0.04%−28−1.1%Reduced
Union Savings Bank2,579$452.8K0.20%+2,579New
Mill Creek Capital Advisors, LLC2,583$453.5K0.01%+78+3.1%Added
NorthRock Partners, LLC2,673$456.1K0.01%−5,000−65.2%Reduced
Caxton Associates LLP2,611$458.4K0.01%+2,611New
DMG Group, LLC2,613$458.8K0.31%+27+1.0%Added
Waddell & Associates, LLC2,618$459.6K0.03%+2,618New
Livforsakringsbolaget Skandia, Omsesidigt2,597$459.7K0.02%−600−18.8%Reduced
Founders Financial Alliance, LLC2,620$460.1K0.09%−17−0.6%Reduced
Acorns Advisers, LLC2,631$462.0K0.00%+417+18.8%Added
Blossom Wealth Management2,634$462.5K0.76%−11−0.4%Reduced
Spinnaker Trust2,646$464.6K0.02%+237+9.8%Added
Machina Capital S.A.S.2,647$464.7K0.09%−12,280−82.3%Reduced
SRS Capital Advisors, Inc.2,650$465.3K0.01%−582−18.0%Reduced
Legacy Advisors, LLC2,652$465.6K0.05%+152+6.1%Added
Hilltop Holdings Inc.2,673$469.2K0.03%−1,075−28.7%Reduced
Goelzer Investment Management, Inc.2,673$469.3K0.02%+167+6.7%Added
Parcion Private Wealth LLC2,682$470.9K0.03%+2,682New