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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 2024

Institutional positions in American Tower Corp as of Sep 30, 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
1,852
+107 vs. Q2 2024
Shares held
429.0M
+36.7M (+9.4%) vs. Q2 2024
Total value
$99.4B
+$23.1B (+30.3%) vs. Q2 2024
New holders
203
677 more added
Sold out
96
720 more reduced

24 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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 2024: 1,852 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 2024: $99.4B
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 2024

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2024.

Institutions holding AMT in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Twinbeech Capital LP67,377$15.7M0.30%+67,377New
Jane Street Group, LLC67,424$15.7M0.03%−81,183−54.6%Reduced
Abn Amro Investment Solutions67,544$15.7M0.27%−1,514−2.2%Reduced
Washington Trust Co67,731$15.8M0.55%−465−0.7%Reduced
Payden & Rygel68,200$15.9M1.22%+300+0.4%Added
Schonfeld Strategic Advisors LLC68,502$15.9M0.13%−114,973−62.7%Reduced
Engineers Gate Manager LP68,525$15.9M0.31%+59,909+695.3%Added
Envestnet Portfolio Solutions, Inc.69,506$16.2M0.05%−12,669−15.4%Reduced
Badgley Phelps Wealth Managers, LLC69,783$16.2M0.38%−1,793−2.5%Reduced
Wiley Bros.-Aintree Capital, LLC69,964$16.2M0.31%+42,908+158.6%Added
Wallington Asset Management, LLC69,870$16.2M2.26%+4,064+6.2%Added
Adams Diversified Equity Fund, Inc.71,000$16.5M0.61%+71,000New
Captrust Financial Advisors71,248$16.6M0.05%+192+0.3%Added
Stephens Inc71,375$16.6M0.24%−2,956−4.0%Reduced
Cohen Klingenstein LLC71,624$16.7M0.58%00.0%Unchanged
Ilmarinen Mutual Pension Insurance Co71,649$16.7M0.18%+20,000+38.7%Added
Gilder Gagnon Howe & Co LLC71,666$16.7M0.20%−2,155−2.9%Reduced
Pinnacle Financial Partners Inc71,775$16.7M0.34%−1,174−1.6%Reduced
Anchor Capital Advisors LLC71,892$16.7M0.44%−1,422−1.9%Reduced
Ausbil Investment Management Ltd72,280$16.8M5.80%+23,966+49.6%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund72,284$16.8M0.17%+72,284New
T. Rowe Price Investment Management, Inc.73,854$17.2M0.01%+6,652+9.9%Added
Apriem Advisors74,871$17.4M2.03%−2,757−3.6%Reduced
Polar Asset Management Partners Inc.75,500$17.6M0.42%+24,000+46.6%Added
Creative Planning75,640$17.6M0.02%+4,999+7.1%Added
Avalon Trust Co75,863$17.6M1.30%−540−0.7%Reduced
Davis Selected Advisers75,940$17.7M0.10%−130−0.2%Reduced
Walleye Capital LLC76,153$17.7M0.19%+15,789+26.2%Added
London & Capital Asset Management Ltd76,172$17.7M1.40%+2,509+3.4%Added
Agf Management Ltd76,317$17.7M0.09%−36,006−32.1%Reduced
Tiaa Trust, National Association76,688$17.8M0.05%−6,819−8.2%Reduced
Avantax Advisory Services, Inc.76,856$17.9M0.12%+3,882+5.3%Added
Utah Retirement Systems77,344$18.0M0.20%+400+0.5%Added
Resona Asset Management Co.,Ltd.77,989$18.1M0.10%−1,242−1.6%Reduced
British Columbia Investment Management Corp77,919$18.1M0.11%−11,520−12.9%Reduced
Groupama Asset Managment97,567$18.2M0.47%−91,113−48.3%Reduced
Yousif Capital Management, LLC78,350$18.2M0.20%−663−0.8%Reduced
AMF Pensionsforsakring AB78,853$18.4M0.13%−4,905−5.9%Reduced
Tredje AP-fonden79,121$18.4M0.17%+4,670+6.3%Added
Varma Mutual Pension Insurance Co87,206$18.6M0.15%−5,200−5.6%Reduced
Advisor Group Holdings, Inc.80,472$18.7M0.04%−13,934−14.8%Reduced
Grand Jean Capital Management Inc81,074$18.9M4.22%+1,760+2.2%Added
Motley Fool Asset Management LLC81,310$18.9M1.12%−1,472−1.8%Reduced
Univest Financial Corp81,270$18.9M1.25%+51,481+172.8%Added
Squarepoint Ops LLC81,878$19.0M0.06%+58,415+249.0%Added
Andra AP-fonden83,000$19.3M0.28%+14,100+20.5%Added
Private Advisor Group, LLC83,428$19.4M0.12%−5,303−6.0%Reduced
Nissay Asset Management Corp84,895$19.7M0.13%+1,627+2.0%Added
Kovitz Investment Group Partners, LLC85,816$20.0M0.14%+4,862+6.0%Added
Bowen Hanes & Co Inc86,000$20.0M0.52%00.0%Unchanged
Kodai Capital Management LP87,087$20.3M0.42%−155,820−64.1%Reduced
Chilton Capital Management LLC87,195$20.3M0.84%+5,179+6.3%Added
Barton Investment Management88,309$20.5M2.57%−1,423−1.6%Reduced
CIBC Asset Management Inc88,610$20.6M0.07%+3,720+4.4%Added
Motley Fool Wealth Management, LLC88,941$20.7M1.04%−3,172−3.4%Reduced
Susquehanna International Group, LLP89,823$20.9M0.04%−41,619−31.7%Reduced
USS Investment Management Ltd89,970$20.9M0.15%+104+0.1%Added
Man Group plc92,325$21.5M0.06%+79,999+649.0%Added
RMB Capital Management, LLC92,726$21.6M0.49%−3,046−3.2%Reduced
Keybank National Association92,786$21.6M0.08%−6,017−6.1%Reduced
Vert Asset Management LLC92,860$21.6M7.45%+588+0.6%Added
River Road Asset Management, LLC93,147$21.7M0.28%+5,787+6.6%Added
GW Henssler & Associates Ltd93,350$21.7M1.23%−2,283−2.4%Reduced
Pittenger & Anderson Inc93,634$21.8M0.82%+6,084+6.9%Added
Rockefeller Capital Management L.P.93,885$21.8M0.06%−2,706−2.8%Reduced
Vestcor Inc93,847$21.8M0.69%+40.0%Added
Tudor Investment Corp Et Al94,379$21.9M0.24%+28,030+42.2%Added
Skandinaviska Enskilda Banken AB (publ)94,518$22.0M0.10%+1,662+1.8%Added
Destination Wealth Management94,992$22.1M0.68%+2,517+2.7%Added
Czech National Bank95,149$22.1M0.22%+6,163+6.9%Added
Vancity Investment Management Ltd95,666$22.2M2.67%−100,890−51.3%Reduced
NFJ Investment Group, LLC96,580$22.5M0.66%−11,340−10.5%Reduced
Land & Buildings Investment Management, LLC96,937$22.5M4.61%+96,937New
Financiere des Professionnels - Fonds d,investissement inc.97,314$22.6M1.55%+50,868+109.5%Added
Amalgamated Bank98,005$22.8M0.19%−2,279−2.3%Reduced
New York Life Investment Management LLC99,254$23.1M0.22%−7,503−7.0%Reduced
Jump Financial, LLC100,815$23.4M0.48%+71,575+244.8%Added
Prudential PLC101,486$23.6M0.12%+12,583+14.2%Added
Eastern Bank102,427$23.8M0.43%+96,427+1,607.1%Added
Heritage Investors Management Corp102,873$23.9M0.80%+985+1.0%Added
Cetera Investment Advisers103,235$24.0M0.05%−11,678−10.2%Reduced
American Assets Capital Advisers, LLC104,000$24.2M7.42%−5,823−5.3%Reduced
Teachers Retirement System of the State of Kentucky104,181$24.2M0.21%−16,921−14.0%Reduced
Federation des caisses Desjardins du Quebec105,518$24.5M0.12%−4,324−3.9%Reduced
Premier Fund Managers Ltd107,101$24.7M0.88%+18,753+21.2%Added
Advisors Asset Management, Inc.106,750$24.8M0.46%+3,741+3.6%Added
Scotia Capital Inc.107,159$24.9M0.13%−18,974−15.0%Reduced
Gabelli Funds LLC108,750$25.3M0.18%+1,275+1.2%Added
Lido Advisors, LLC109,585$25.5M0.19%−1,139−1.0%Reduced
Millennium Management LLC110,160$25.6M0.02%−334,006−75.2%Reduced
MAI Capital Management110,878$25.8M0.25%−3,806−3.3%Reduced
Xponance, Inc.112,669$26.2M0.25%−1,312−1.2%Reduced
Ninety One UK Ltd112,748$26.2M0.07%+19,229+20.6%Added
Guggenheim Capital LLC113,798$26.5M0.19%+5,137+4.7%Added
Stock Yards Bank & Trust Co116,341$27.1M0.87%−12,708−9.8%Reduced
J. Stern & Co. LLP116,458$27.1M2.89%+5,369+4.8%Added
FourThought Financial Partners, LLC116,654$27.1M3.22%+445+0.4%Added
Forsta Ap-Fonden117,000$27.2M0.21%+7,400+6.8%Added
ProShare Advisors LLC117,634$27.4M0.07%−586−0.5%Reduced
Baillie Gifford & Co118,335$27.5M0.02%−39,450−25.0%Reduced