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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 2021

Institutional positions in American Tower Corp as of Dec 31, 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
1,799
+146 vs. Q3 2021
Shares held
417.0M
+4.68M (+1.1%) vs. Q3 2021
Total value
$121.8B
+$12.3B (+11.2%) vs. Q3 2021
New holders
256
787 more added
Sold out
110
503 more reduced

25 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2021: 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 heldQ4 2021: $121.8B
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 2021

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2021.

Institutions holding AMT in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Lokken Investment Group LLC1,914$560.0K0.40%+58+3.1%Added
Retirement Planning Co of New England, Inc.1,916$560.0K0.27%+1,916New
Tributary Capital Management, LLC1,910$559.0K0.04%−60−3.0%Reduced
Castle Rock Wealth Management, LLC2,281$558.0K0.23%+10.0%Added
Coastline Trust Co1,900$556.0K0.06%00.0%Unchanged
Tufton Capital Management1,895$554.0K0.09%−10−0.5%Reduced
ASB Consultores, LLC1,887$552.0K0.27%+1,887New
Riverwater Partners LLC1,876$549.0K0.49%+1,876New
Bard Financial Services, Inc.1,875$548.0K0.04%00.0%Unchanged
Collective Family Office LLC1,874$548.0K0.22%+145+8.4%Added
Continuum Advisory, LLC1,871$547.0K0.12%+91+5.1%Added
CoreFirst Bank & Trust1,865$546.0K0.35%00.0%Unchanged
Coastal Capital Group, Inc.1,862$545.0K0.12%+10+0.5%Added
Johnson Financial Group, Inc.1,855$543.0K0.03%−411−18.1%Reduced
Grandfield & Dodd, LLC1,848$540.0K0.03%+49+2.7%Added
1st Source Bank1,834$536.0K0.03%+209+12.9%Added
Meadow Creek Wealth Advisors LLC1,832$536.0K0.51%+1,832New
Ipswich Investment Management Co., Inc.1,820$532.0K0.12%00.0%Unchanged
CWM Advisors, LLC1,815$531.0K0.06%+34+1.9%Added
Gerber Kawasaki Wealth & Investment Management1,802$527.0K0.04%+66+3.8%Added
Valley Brook Capital Group1,800$526.0K0.45%00.0%Unchanged
Washington Trust Bank1,783$521.0K0.05%−390−17.9%Reduced
Valmark Advisers, Inc.1,780$521.0K0.01%−57−3.1%Reduced
Systematic Alpha Investments, LLC1,764$516.0K0.02%00.0%Unchanged
GYL Financial Synergies, LLC1,759$514.0K0.14%+18+1.0%Added
Philadelphia Trust Co1,754$513.0K0.04%+10+0.6%Added
Avidian Wealth Solutions, LLC1,746$511.0K0.03%+318+22.3%Added
Proficio Capital Partners LLC1,740$509.0K0.07%+19+1.1%Added
Cozad Asset Management Inc1,730$506.0K0.07%00.0%Unchanged
Visionary Wealth Advisors1,729$506.0K0.04%+257+17.5%Added
Cim Investment Mangement Inc1,724$504.0K0.15%−33−1.9%Reduced
Veracity Capital LLC1,700$497.0K0.20%−31−1.8%Reduced
Schrum Private Wealth Management LLC1,698$497.0K0.45%+1,698New
Leisure Capital Management1,685$493.0K0.23%00.0%Unchanged
Palisade Capital Management LLC1,683$492.0K0.01%00.0%Unchanged
Compagnie Lombard Odier SCmA1,682$492.0K0.01%00.0%Unchanged
Quest Capital Management Inc1,673$489.0K0.08%−81−4.6%Reduced
Optas, LLC1,659$486.0K0.14%+9+0.5%Added
Nelson, Van Denburg & Campbell Wealth Management Group, LLC1,662$485.0K0.04%00.0%Unchanged
Erste Asset Management GmbH1,674$484.5K0.01%−871−34.2%Reduced
Coho Partners, Ltd.1,655$484.0K0.01%00.0%Unchanged
Arthur M. Cohen & Associates, LLC1,653$484.0K0.09%00.0%Unchanged
Quad-Cities Investment Group, LLC1,656$484.0K0.30%00.0%Unchanged
Evergreen Capital Management LLC1,655$484.0K0.02%+48+3.0%Added
Regal Investment Advisors LLC1,650$483.0K0.04%+424+34.6%Added
Cutler Group LP1,647$481.0K0.03%−387−19.0%Reduced
J2 Capital Management Inc1,644$481.0K0.46%+1,644New
Private Capital Group, LLC1,631$479.0K0.10%−14−0.9%Reduced
K.J. Harrison & Partners Inc1,625$476.0K0.07%+125+8.3%Added
Financial Consulate, Inc1,625$475.0K0.16%−380−19.0%Reduced
Kaizen Financial Strategies1,614$472.0K0.35%+796+97.3%Added
PFG Advisors1,611$471.0K0.05%+25+1.6%Added
Lakeview Capital Partners, LLC1,611$471.0K0.28%+36+2.3%Added
StrategIQ Financial Group, LLC1,606$470.0K0.05%+633+65.1%Added
SkyView Investment Advisors, LLC2,444$468.0K0.11%+1,303+114.2%Added
Mitchell Sinkler & Starr1,594$466.0K0.14%00.0%Unchanged
Mission Wealth Management, LP1,594$466.0K0.02%+92+6.1%Added
LifePro Asset Management1,594$466.0K0.14%+1,594New
Pinnacle Wealth Planning Services, Inc.1,590$465.0K0.09%+141+9.7%Added
Raab & Moskowitz Asset Management LLC1,583$463.0K0.15%−39−2.4%Reduced
Clear Creek Financial Management, LLC1,556$455.0K0.07%+35+2.3%Added
Hartline Investment Corp1,552$454.0K0.06%−85−5.2%Reduced
Valeo Financial Advisors, LLC1,553$454.0K0.02%−16−1.0%Reduced
Delphia (USA) Inc.1,549$453.0K0.48%+1,549New
O'Brien Greene & Co. Inc1,542$451.0K0.15%+92+6.3%Added
Mizuho Securities USA LLC1,536$449.0K0.04%+1,536New
Dowling & Yahnke LLC1,533$448.0K0.02%00.0%Unchanged
Key Financial Inc1,533$448.0K0.22%00.0%Unchanged
EverSource Wealth Advisors, LLC1,530$448.0K0.13%+1,530New
Deseret Mutual Benefit Administrators1,525$446.0K0.07%00.0%Unchanged
Voya Financial Advisors, Inc.1,532$446.0K0.05%+450+41.6%Added
Trust Co of Toledo NA1,521$445.0K0.07%+81+5.6%Added
Heritage Investment Group, Inc.1,521$445.0K0.35%+1,521New
Orrstown Financial Services Inc1,706$443.0K0.68%−47−2.7%Reduced
Harbor Advisory Corp1,516$443.0K0.18%00.0%Unchanged
BOK Financial Private Wealth, Inc.1,515$443.0K0.03%+156+11.5%Added
Steel Peak Wealth Management LLC1,514$443.0K0.03%+400+35.9%Added
Courier Capital LLC1,512$442.0K0.04%−818−35.1%Reduced
Exchange Traded Concepts, LLC1,509$441.0K0.01%+1,059+235.3%Added
Gamco Investors, Inc. Et Al1,506$441.0K0.00%+1,506New
Gyon Technologies Capital Management, LP1,506$441.0K0.08%+1,506New
Heirloom Wealth Management1,776$441.0K0.38%+1,776New
Tocqueville Asset Management L.P.1,501$439.0K0.01%+425+39.5%Added
Capital International Ltd1,499$438.0K0.02%−2−0.1%Reduced
LVW Advisors, LLC1,497$438.0K0.07%+153+11.4%Added
SNS Financial Group, LLC1,487$435.0K0.05%−18−1.2%Reduced
Alpha Cubed Investments, LLC1,485$434.0K0.03%+51+3.6%Added
Guerra Pan Advisors, LLC1,484$434.0K0.43%+1,484New
Motco1,481$433.0K0.03%+32+2.2%Added
Evermay Wealth Management LLC1,478$432.0K0.08%−55−3.6%Reduced
NorthRock Partners, LLC1,471$430.0K0.03%+498+51.2%Added
Seelaus Asset Management LLC1,465$429.0K0.23%00.0%Unchanged
Reynders McVeigh Capital Management, LLC1,464$428.0K0.02%+79+5.7%Added
Regent Peak Wealth Advisors LLC1,456$426.0K0.12%+9+0.6%Added
Addison Capital Co1,455$426.0K0.19%+1,455New
West Family Investments, Inc.1,454$425.0K0.12%−215−12.9%Reduced
RE Dickinson Investment Advisors, LLC1,452$425.0K0.32%+1,452New
Kathleen S. Wright Associates Inc.1,450$424.0K0.31%+1,450New
Modera Wealth Management, LLC1,444$422.0K0.02%+604+71.9%Added
Blueshift Asset Management, LLC1,440$421.0K0.04%−9,621−87.0%Reduced