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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, Q3 2025

Institutional positions in American Tower Corp as of Sep 30, 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
1,799
−24 vs. Q2 2025
Shares held
429.3M
−648.5K (−0.2%) vs. Q2 2025
Total value
$82.5B
−$12.4B (−13.1%) vs. Q2 2025
New holders
132
648 more added
Sold out
156
751 more reduced

29 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2025: 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 heldQ3 2025: $82.5B
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, Q3 2025

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2025.

Institutions holding AMT in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Supplemental Annuity Collective Trust of NJ5,000$961.6K0.25%00.0%Unchanged
Independence Bank of Kentucky5,060$973.1K0.13%+119+2.4%Added
Inscription Capital, LLC5,066$974.2K0.10%−280−5.2%Reduced
Savant Capital, LLC5,132$987.0K0.01%−92−1.8%Reduced
BTC Capital Management, Inc.5,174$994.9K0.07%+1,243+31.6%Added
Gsa Capital Partners LLP5,190$998.0K0.08%−5,705−52.4%Reduced
Beverly Hills Private Wealth, LLC5,262$1.01M0.18%−212−3.9%Reduced
Capula Management Ltd5,267$1.01M0.01%+5,180+5,954.0%Added
Perigon Wealth Management, LLC5,278$1.02M0.02%−195−3.6%Reduced
Mondrian Investment Partners LTD5,296$1.02M0.02%+5,296New
Paradigm Asset Management Co LLC5,300$1.02M0.23%00.0%Unchanged
Miracle Mile Advisors, LLC5,302$1.02M0.02%−627−10.6%Reduced
Independent Advisor Alliance5,318$1.02M0.03%+147+2.8%Added
Chapman Financial Group, LLC5,321$1.02M0.71%−1,094−17.1%Reduced
Kirtland Hills Capital Management, LLC5,322$1.02M0.41%−466−8.1%Reduced
Community Financial Services Group, LLC5,327$1.02M0.19%+293+5.8%Added
Everence Capital Management Inc5,412$1.04M0.06%00.0%Unchanged
Krilogy Financial LLC5,818$1.04M0.04%+5,818New
LVW Advisors, LLC5,429$1.04M0.11%−1,790−24.8%Reduced
Waldron Private Wealth LLC5,389$1.05M0.04%+379+7.6%Added
Silver Oak Securities, Inc5,450$1.05M0.08%+190+3.6%Added
Trail Ridge Investment Advisors, LLC5,456$1.05M0.47%+120+2.2%Added
Profund Advisors LLC5,480$1.05M0.03%−48−0.9%Reduced
Lineweaver Wealth Advisors, LLC5,494$1.06M0.15%+352+6.8%Added
Ledyard National Bank5,519$1.06M0.10%+11+0.2%Added
Shell Asset Management Co5,555$1.07M0.11%−13,042−70.1%Reduced
Commons Capital, LLC5,645$1.09M0.73%+22+0.4%Added
Bailard, Inc.5,732$1.10M0.02%−976−14.5%Reduced
ABLE Financial Group, LLC5,782$1.11M0.24%+688+13.5%Added
Fidelis Capital Partners, LLC5,790$1.11M0.09%+2,325+67.1%Added
FSM Wealth Advisors, LLC5,792$1.11M0.16%−31−0.5%Reduced
Wolverine Trading, LLC5,760$1.12M0.02%−2,002−25.8%Reduced
Somerset Trust Co5,836$1.12M0.35%−134−2.2%Reduced
IHT Wealth Management, LLC5,840$1.12M0.03%−536−8.4%Reduced
Cim Investment Mangement Inc5,871$1.13M0.31%−6,017−50.6%Reduced
Anb Bank5,877$1.13M0.46%−289−4.7%Reduced
Nicolet Bankshares Inc5,886$1.13M0.18%+1,021+21.0%Added
Lee Financial Co5,897$1.14M0.14%−16−0.3%Reduced
Bokf, NA5,914$1.14M0.02%+4,177+240.5%Added
Vise Technologies, Inc.5,953$1.14M0.04%−750−11.2%Reduced
Garrison Point Advisors, LLC5,968$1.15M0.48%−132−2.2%Reduced
Godshalk Welsh Capital Management, Inc.5,975$1.15M0.66%+40+0.7%Added
David Loasby6,153$1.15M0.09%−71−1.1%Reduced
Pettyjohn, Wood & White, Inc5,998$1.15M0.19%−25−0.4%Reduced
Smith Group Asset Management, LLC6,000$1.15M0.07%00.0%Unchanged
Marion Wealth Management6,012$1.16M0.27%+88+1.5%Added
Knollwood Investment Advisory, LLC6,049$1.16M0.10%00.0%Unchanged
Equitable Holdings, Inc.6,054$1.16M0.01%−68−1.1%Reduced
TigerOak Management, L.L.C.6,087$1.17M0.36%+143+2.4%Added
AlTi Global, Inc.6,048$1.17M0.03%+609+11.2%Added
Choate Investment Advisors6,134$1.18M0.02%−1,470−19.3%Reduced
Postrock Partners LLC6,138$1.18M0.52%00.0%Unchanged
Portfolio Design Labs, LLC6,140$1.18M0.20%+6,140New
Whittier Trust Co of Nevada Inc6,259$1.19M0.03%−1,703−21.4%Reduced
GLOBALT Investments LLC6,222$1.20M0.04%+136+2.2%Added
StoneX Group Inc.6,174$1.20M0.05%−456−6.9%Reduced
BIP Wealth, LLC6,243$1.20M0.06%+1,397+28.8%Added
Weaver Capital Management LLC6,268$1.21M0.26%−1,920−23.4%Reduced
Moore Capital Management, LP6,274$1.21M0.02%00.0%Unchanged
Joel Isaacson & Co., LLC6,281$1.21M0.04%00.0%Unchanged
Belpointe Asset Management LLC6,292$1.21M0.05%−83−1.3%Reduced
Acorn Financial Advisory Services Inc6,302$1.21M0.19%−325−4.9%Reduced
Wedbush Securities Inc6,308$1.21M0.04%+3,970+169.8%Added
Portside Wealth Group, LLC6,331$1.22M0.17%+690+12.2%Added
Stonegate Investment Group, LLC6,352$1.22M0.03%−193−2.9%Reduced
111 Capital6,352$1.22M0.23%+6,352New
PFG Investments, LLC6,356$1.22M0.06%+169+2.7%Added
Cove Private Wealth, LLC6,368$1.22M0.39%00.0%Unchanged
Colton Groome Financial Advisors, LLC6,377$1.23M0.38%+285+4.7%Added
United Bank6,409$1.23M0.43%−79−1.2%Reduced
Grantham, Mayo, Van Otterloo & Co. LLC6,412$1.23M0.00%+1,024+19.0%Added
Old National Bancorp6,473$1.24M0.02%−213−3.2%Reduced
Summit Financial, LLC6,487$1.25M0.02%−2,358−26.7%Reduced
Cordatus Wealth Management LLC6,501$1.25M0.29%−26−0.4%Reduced
Prime Capital Investment Advisors, LLC6,529$1.26M0.02%+1,217+22.9%Added
Triangle Securities Wealth Management6,564$1.26M0.29%+91+1.4%Added
Argent Advisors, Inc.6,564$1.26M0.37%+204+3.2%Added
Mayflower Financial Advisors, LLC6,588$1.27M0.16%−173−2.6%Reduced
Central Trust Co6,601$1.27M0.03%−146−2.2%Reduced
Smartleaf Asset Management LLC6,596$1.28M0.08%+1,160+21.3%Added
Ameritas Investment Partners, Inc.6,698$1.29M0.04%−396−5.6%Reduced
Prestige Wealth Management Group LLC6,663$1.29M0.25%+206+3.2%Added
Apriem Advisors6,728$1.29M0.12%−120−1.8%Reduced
Redmond Asset Management, LLC6,732$1.29M0.32%+485+7.8%Added
Ballentine Partners, LLC6,766$1.30M0.02%−3,277−32.6%Reduced
Cross Staff Investments Inc6,823$1.31M0.92%+442+6.9%Added
Farringdon Capital, Ltd.6,826$1.31M0.33%+6,826New
Exencial Wealth Advisors, LLC6,849$1.32M0.04%+26+0.4%Added
Atomi Financial Group, Inc.6,856$1.32M0.04%−530−7.2%Reduced
AMF Pensionsforsakring AB6,880$1.32M0.01%00.0%Unchanged
Herold Advisors, Inc.6,890$1.33M0.31%−29−0.4%Reduced
Ronald Blue Trust, Inc.6,904$1.33M0.01%+617+9.8%Added
Arbor Capital Management Inc6,954$1.33M1.07%+310+4.7%Added
Bridgefront Capital, LLC6,941$1.33M0.39%+6,941New
Skopos Labs, Inc.6,137$1.34M0.18%−319−4.9%Reduced
Harmony Asset Management LLC7,038$1.35M0.47%−905−11.4%Reduced
TD Private Client Wealth LLC7,048$1.36M0.03%−176−2.4%Reduced
Nippon Life Global Investors Americas, Inc.7,020$1.36M0.06%+650+10.2%Added
Westhampton Capital, LLC7,107$1.37M0.67%−50−0.7%Reduced
Meketa Investment Group Inc7,109$1.37M4.49%−989−12.2%Reduced