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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, Q2 2021

Institutional positions in American Tower Corp as of Jun 30, 2021. 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
1,656
+62 vs. Q1 2021
Shares held
413.4M
+13.7M (+3.4%) vs. Q1 2021
Total value
$111.7B
+$16.2B (+17.0%) vs. Q1 2021
New holders
158
728 more added
Sold out
96
504 more reduced

19 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2021: 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 holdersQ2 2021: 1,656 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: 1,851 institutionsQ3 2025: 1,799 institutionsQ4 2025: 1,781 institutionsQ1 2026: 1,760 institutionsQ2 2026: 1,757 institutions
Value heldQ2 2021: $111.7B
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 20251,851$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, Q2 2021

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q1 2021.

Institutions holding AMT in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Caxton Corp2,896$782.0K0.54%+1,248+75.7%Added
Wealthsource Partners, LLC2,888$780.0K0.07%+118+4.3%Added
BancorpSouth Bank2,884$779.0K0.11%+100+3.6%Added
Heck Capital Advisors, LLC2,872$775.8K0.15%+39+1.4%Added
Carroll Financial Associates, Inc.2,872$775.0K0.04%+74+2.6%Added
J.W. Cole Advisors, Inc.2,867$775.0K0.06%+961+50.4%Added
Pettee Investors, Inc.2,857$772.0K0.36%+55+2.0%Added
Lombard Odier Asset Management (Switzerland) SA2,825$763.0K0.04%+1,335+89.6%Added
NEXT Financial Group, Inc2,819$762.0K0.06%+38+1.4%Added
Rosenbaum Jay D.2,818$761.0K1.26%00.0%Unchanged
Almanack Investment Partners, LLC.2,789$757.0K0.07%−26−0.9%Reduced
Headinvest, LLC2,795$755.0K0.14%−195−6.5%Reduced
Mairs & Power Inc2,778$750.0K0.01%00.0%Unchanged
Baker Tilly Wealth Management, LLC2,776$750.0K0.12%+486+21.2%Added
Bellecapital International Ltd.2,770$748.0K0.23%+80+3.0%Added
Lincoln Capital LLC2,751$743.0K0.21%00.0%Unchanged
Miracle Mile Advisors, LLC2,749$743.0K0.04%+188+7.3%Added
Woodstock Corp2,742$741.0K0.09%00.0%Unchanged
Forte Capital LLC2,738$740.0K0.10%+225+9.0%Added
Ballentine Partners, LLC2,729$738.0K0.03%−116−4.1%Reduced
Navalign, LLC2,724$736.0K0.31%+196+7.8%Added
Washington Trust Bank2,716$734.0K0.09%−162−5.6%Reduced
Mark Asset Management LP2,718$734.0K0.11%−31−1.1%Reduced
Accretive Wealth Partners, LLC2,718$734.0K0.53%+253+10.3%Added
Focus Financial Network, Inc.2,700$732.9K0.10%−3,298−55.0%Reduced
Buckingham Capital Management, Inc.2,700$729.0K0.12%00.0%Unchanged
San Francisco Sentry Investment Group (Ca)2,691$727.0K0.38%−2,072−43.5%Reduced
Hancock Whitney Corp2,693$727.0K0.02%−141−5.0%Reduced
Kovack Advisors, Inc.2,683$725.0K0.08%−877−24.6%Reduced
Resources Investment Advisors, LLC.2,685$725.0K0.03%+127+5.0%Added
Lakeview Capital Partners, LLC2,647$715.0K0.31%+25+1.0%Added
Garrett Investment Advisors LLC2,644$714.0K0.23%+276+11.7%Added
Cutler Group LP2,644$714.0K0.05%+2,644New
Naples Global Advisors, LLC2,638$713.0K0.10%+10.0%Added
Becker Capital Management Inc2,637$712.0K0.03%+77+3.0%Added
SRS Capital Advisors, Inc.2,606$704.0K0.10%+2,606New
Savant Capital, LLC2,598$702.0K0.03%+145+5.9%Added
Arabesque Asset Management Ltd2,600$702.0K0.30%+2,600New
Golden State Wealth Management, LLC2,600$702.0K0.15%+2,600New
RMR Wealth Builders2,580$700.0K0.23%−35−1.3%Reduced
Sawtooth Solutions, LLC2,583$698.0K0.14%−921−26.3%Reduced
Vantage Financial Partners Ltd., Inc.2,575$696.0K0.39%+75+3.0%Added
Rbo & Co LLC2,549$689.0K0.12%00.0%Unchanged
Needham Investment Management LLC2,550$689.0K0.10%00.0%Unchanged
Fca Corp2,533$684.0K0.19%+33+1.3%Added
Sompo Asset Management Co., Ltd.2,530$683.0K0.14%+610+31.8%Added
Orrstown Financial Services Inc2,522$682.0K0.99%−43−1.7%Reduced
Migdal Insurance & Financial Holdings Ltd.2,519$680.0K0.01%−33−1.3%Reduced
Founders Financial Alliance, LLC2,516$678.0K0.31%+106+4.4%Added
First United Bank Trust2,486$671.0K0.28%−10−0.4%Reduced
Defined Wealth Management, LLC2,485$671.0K0.60%00.0%Unchanged
Davy Global Fund Management Ltd2,468$667.0K0.10%+231+10.3%Added
Capital Investment Advisory Services, LLC2,459$664.0K0.08%−14−0.6%Reduced
Altium Wealth Management LLC2,450$662.0K0.05%−936−27.6%Reduced
Erste Asset Management GmbH2,428$661.2K0.01%+1,618+199.8%Added
Stokes Family Office, LLC2,442$660.0K0.09%+131+5.7%Added
Atlantic Union Bankshares Corp2,445$660.0K0.06%+97+4.1%Added
West Paces Advisors Inc.2,442$659.7K0.24%+279+12.9%Added
Founders Financial Securities LLC2,439$659.0K0.13%+272+12.6%Added
Maryland Capital Management2,441$659.0K0.04%+378+18.3%Added
Platform Technology Partners2,441$659.0K0.27%+2,441New
RFG Advisory, LLC2,437$658.0K0.06%−71−2.8%Reduced
Courier Capital LLC2,427$656.0K0.06%+437+22.0%Added
Zions Bancorporation, N.A.2,406$650.0K0.06%+621+34.8%Added
Caz Investments LP2,400$648.0K0.70%00.0%Unchanged
REDW Wealth LLC2,394$647.0K0.20%00.0%Unchanged
ARGI Investment Services, LLC2,391$646.0K0.02%+352+17.3%Added
Cornell Pochily Investment Advisors, Inc.2,384$644.0K0.28%−15−0.6%Reduced
D.B. Root & Company, LLC2,380$642.0K0.24%−49−2.0%Reduced
Weatherly Asset Management L. P.2,372$641.0K0.08%−75−3.1%Reduced
CenterStar Asset Management, LLC–$638.0K0.69%–New
Fairfield, Bush & Co.2,354$636.0K0.17%00.0%Unchanged
Schwarz Dygos Wheeler Investment Advisors LLC2,350$635.0K0.23%+70+3.1%Added
TownSquare Capital, LLC2,298$634.0K0.02%+983+74.8%Added
East Coast Asset Management, LLC.2,335$631.0K0.15%00.0%Unchanged
Castle Rock Wealth Management, LLC2,279$627.0K0.23%+154+7.2%Added
Kelman-Lazarov, Inc.2,277$615.0K0.21%−32−1.4%Reduced
Pinnacle Associates Ltd2,270$613.0K0.01%−6,372−73.7%Reduced
West Oak Capital, LLC3,688$610.0K0.24%−25−0.7%Reduced
Abbrea Capital, LLC2,251$610.0K0.09%+2,251New
Edmond de Rothschild Holding S.A.2,230$602.0K0.01%00.0%Unchanged
Stonnington Group, LLC2,162$601.0K0.13%+110+5.4%Added
Ahrens Investment Partners LLC2,220$600.0K0.28%−650−22.6%Reduced
Thomas White International Ltd2,213$598.0K0.08%00.0%Unchanged
Whalerock Point Partners, LLC2,201$594.6K0.23%00.0%Unchanged
Glenview Trust Co2,181$589.0K0.02%00.0%Unchanged
Gladstone Institutional Advisory LLC2,169$586.0K0.07%+1,313+153.4%Added
Prio Wealth Limited Partnership2,158$583.0K0.02%−52−2.4%Reduced
Assetmark, Inc2,156$582.0K0.00%−222−9.3%Reduced
Tocqueville Asset Management L.P.2,141$578.0K0.01%−796−27.1%Reduced
Leisure Capital Management2,140$578.0K0.32%−61−2.8%Reduced
Ategra Capital Management, LLC2,137$577.5K0.30%+417+24.2%Added
Quad-Cities Investment Group, LLC2,136$577.0K0.39%−51−2.3%Reduced
First Financial Corp2,129$575.0K0.38%−114−5.1%Reduced
Platte River Wealth Advisors, LLC2,129$575.0K0.22%00.0%Unchanged
Baldwin Brothers Inc2,129$575.0K0.06%00.0%Unchanged
Meyer Handelman Co2,116$571.0K0.02%+2,116New
Salem Investment Counselors Inc2,089$564.0K0.03%+1,849+770.4%Added
Cozad Asset Management Inc2,080$562.0K0.09%−805−27.9%Reduced
Allen Capital Group, LLC2,082$562.0K0.12%−130−5.9%Reduced