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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 2023

Institutional positions in American Tower Corp as of Sep 30, 2023. 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
1,634
−29 vs. Q2 2023
Shares held
424.7M
+2.25M (+0.5%) vs. Q2 2023
Total value
$69.9B
−$12.1B (−14.7%) vs. Q2 2023
New holders
119
660 more added
Sold out
148
657 more reduced

25 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 2023: 1,634 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 2023: $69.9B
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 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2023.

Institutions holding AMT in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Burney Co7,833$1.29M0.06%−1,281−14.1%Reduced
Spire Wealth Management7,818$1.29M0.05%−1,503−16.1%Reduced
Westhampton Capital, LLC7,812$1.28M0.83%+255+3.4%Added
Acorn Financial Advisory Services Inc7,775$1.28M0.23%−85−1.1%Reduced
Signaturefd, LLC7,752$1.27M0.03%+1,095+16.4%Added
Los Angeles Capital Management LLC7,741$1.27M0.01%+5,334+221.6%Added
Eudaimonia Partners, LLC7,722$1.27M0.31%+247+3.3%Added
Privium Fund Management (UK) Ltd7,700$1.27M0.99%+7,700New
Sigma Planning Corp7,655$1.26M0.05%−2,494−24.6%Reduced
Assetmark, Inc7,618$1.25M0.01%−3,038−28.5%Reduced
Boit C F David7,685$1.24M0.85%00.0%Unchanged
SeaCrest Wealth Management, LLC7,533$1.24M0.16%+25+0.3%Added
Missouri Trust & Investment Co7,467$1.23M0.55%−130−1.7%Reduced
Ieq Capital, LLC7,393$1.22M0.02%−3,056−29.2%Reduced
Cypress Capital Group7,311$1.20M0.17%−95−1.3%Reduced
Pettyjohn, Wood & White, Inc7,226$1.19M0.28%−51−0.7%Reduced
Axxcess Wealth Management, LLC7,199$1.18M0.04%+4,772+196.6%Added
McDonald Partners LLC7,180$1.18M0.38%+18+0.3%Added
Fairbanks Capital Management, Inc.7,172$1.18M0.99%+1,125+18.6%Added
Midwest Professional Planners, LTD.7,169$1.18M0.53%+672+10.3%Added
Cutler Group LP7,145$1.17M0.19%+7,145New
Royal Fund Management, LLC7,117$1.17M0.17%+1,472+26.1%Added
PYA Waltman Capital, LLC7,112$1.17M0.50%+2,607+57.9%Added
Sumitomo Life Insurance Co7,076$1.16M0.03%−103−1.4%Reduced
Altman Advisors, Inc.7,052$1.16M0.72%+7,052New
YHB Investment Advisors, Inc.7,046$1.16M0.11%−100−1.4%Reduced
Augustine Asset Management Inc7,036$1.16M0.53%−60−0.8%Reduced
Jacobi Capital Management LLC6,968$1.15M0.13%+670+10.6%Added
Sheaff Brock Investment Advisors, LLC6,945$1.14M0.11%−82−1.2%Reduced
Verde Capital Management6,904$1.14M0.44%+855+14.1%Added
Bleakley Financial Group, LLC6,901$1.13M0.04%−517−7.0%Reduced
Sawtooth Solutions, LLC6,901$1.13M0.04%−497−6.7%Reduced
Two Sigma Securities, LLC6,896$1.13M0.05%+6,896New
Profund Advisors LLC6,895$1.13M0.06%−275−3.8%Reduced
MTM Investment Management, LLC6,883$1.13M0.57%−159−2.3%Reduced
Monetary Management Group Inc6,868$1.13M0.38%−600−8.0%Reduced
Godshalk Welsh Capital Management, Inc.6,845$1.13M0.85%−290−4.1%Reduced
Ascent Group, LLC6,086$1.11M0.12%+1,364+28.9%Added
Herold Advisors, Inc.6,712$1.10M0.34%+132+2.0%Added
Arjuna Capital6,706$1.10M0.40%−6,442−49.0%Reduced
Azzad Asset Management Inc6,702$1.10M0.16%+343+5.4%Added
Illinois Municipal Retirement Fund6,698$1.10M0.02%00.0%Unchanged
Roundview Capital LLC6,667$1.10M0.11%+6,667New
Fund Management at Engine No. 1 LLC6,667$1.10M0.17%+603+9.9%Added
Kestra Private Wealth Services, LLC6,641$1.09M0.03%+6,641New
Arbor Capital Management Inc6,738$1.09M0.97%+711+11.8%Added
ABLE Financial Group, LLC6,581$1.08M0.54%+3,571+118.6%Added
RKL Wealth Management LLC6,557$1.08M0.13%+147+2.3%Added
Ategra Capital Management, LLC6,550$1.08M0.59%+643+10.9%Added
Paradigm Financial Partners, LLC6,810$1.08M0.30%+2,408+54.7%Added
Belpointe Asset Management LLC6,539$1.08M0.11%−19−0.3%Reduced
Garrison Point Advisors, LLC6,525$1.07M0.83%−120−1.8%Reduced
Western Wealth Management, LLC6,515$1.07M0.09%−630−8.8%Reduced
CAPROCK Group, Inc.6,513$1.07M0.08%+743+12.9%Added
Bokf, NA5,959$1.06M0.02%−3,189−34.9%Reduced
Sonnipe Ltd6,449$1.06M0.15%−258−3.8%Reduced
Quintet Private Bank (Europe) S.A.6,443$1.06M0.07%+994+18.2%Added
Apollon Wealth Management, LLC6,418$1.06M0.05%+366+6.0%Added
Griffin Asset Management, Inc.6,403$1.05M0.15%00.0%Unchanged
Mission Creek Capital Partners, Inc.6,397$1.05M0.35%+167+2.7%Added
C WorldWide Group Holding A/S6,383$1.05M0.01%−1,285,144−99.5%Reduced
Mather Group, LLC.6,383$1.05M0.02%+834+15.0%Added
Flagship Harbor Advisors, LLC6,371$1.05M0.09%+6+0.1%Added
Resources Investment Advisors, LLC.6,340$1.04M0.02%−340−5.1%Reduced
Formidable Asset Management, LLC6,395$1.04M0.23%+2,544+66.1%Added
Ledyard National Bank6,325$1.04M0.12%+62+1.0%Added
Paragon Advisors, LLC6,314$1.04M0.43%+6,314New
Veriti Management LLC6,309$1.04M0.12%−726−10.3%Reduced
Capstone Triton Financial Group, LLC6,303$1.04M0.76%−51−0.8%Reduced
Lee Financial Co6,282$1.03M0.19%−437−6.5%Reduced
Allworth Financial LP6,244$1.03M0.01%−618−9.0%Reduced
Aft, Forsyth & Sober, LLC6,200$1.02M0.43%00.0%Unchanged
Walleye Trading LLC6,189$1.02M0.02%−8,928−59.1%Reduced
Marcum Wealth, LLC6,118$1.01M0.12%+1,653+37.0%Added
Cim Investment Mangement Inc6,099$1.00M0.37%+4,346+247.9%Added
Snowden Capital Advisors LLC6,092$1.00M0.04%−60−1.0%Reduced
Central Trust Co6,068$997.9K0.03%−135−2.2%Reduced
BIP Wealth, LLC6,059$996.4K0.09%−176−2.8%Reduced
Norway Savings Bank6,056$995.9K0.49%−260−4.1%Reduced
PFG Investments, LLC6,051$995.1K0.19%+325+5.7%Added
Knollwood Investment Advisory, LLC6,049$994.8K0.46%00.0%Unchanged
Summit Financial, LLC6,034$992.4K0.07%−152−2.5%Reduced
Barbara Oil Co.6,000$986.7K0.47%00.0%Unchanged
First Citizens Bank & Trust Co5,987$984.6K0.02%+10+0.2%Added
U.S. Capital Wealth Advisors, LLC5,975$982.6K0.04%+112+1.9%Added
Sonora Investment Management Group, LLC5,967$981.3K0.08%−87−1.4%Reduced
Nicolet Bankshares Inc5,932$975.5K0.30%−2,648−30.9%Reduced
Hutchens & Kramer Investment Management Group, LLC6,011$972.1K0.77%+518+9.4%Added
Ofi Invest Asset Management6,250$970.8K0.04%−171,083−96.5%Reduced
Tiedemann Advisors, LLC5,924$964.0K0.04%00.0%Unchanged
Nations Financial Group Inc,5,800$953.9K0.10%−879−13.2%Reduced
Regions Financial Corp5,797$953.3K0.01%−263−4.3%Reduced
Private Advisory Group LLC5,792$952.5K0.19%−1,052−15.4%Reduced
Founders Financial Securities LLC5,789$952.0K0.12%+1,525+35.8%Added
Legacy Bridge, LLC5,786$951.5K0.68%00.0%Unchanged
LDR Capital Management LLC5,779$950.4K0.58%+5,779New
Altfest L J & Co Inc5,761$947.0K0.15%+366+6.8%Added
Glenview Trust Co5,729$942.1K0.03%+809+16.4%Added
Triangle Securities Wealth Management5,700$937.4K0.33%+226+4.1%Added
Total Clarity Wealth Management, Inc.5,636$926.8K0.45%−283−4.8%Reduced