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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 2024

Institutional positions in American Tower Corp as of Dec 31, 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
1,798
−18 vs. Q3 2024
Shares held
434.0M
+6.47M (+1.5%) vs. Q3 2024
Total value
$79.6B
−$19.5B (−19.6%) vs. Q3 2024
New holders
204
604 more added
Sold out
222
789 more reduced

36 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 1,798 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 2024: $79.6B
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 2024

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2024.

Institutions holding AMT in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Varma Mutual Pension Insurance Co88,906$16.3M0.12%+1,700+1.9%Added
Kovitz Investment Group Partners, LLC88,209$16.2M0.08%+2,393+2.8%Added
Keybank National Association87,570$16.1M0.06%−5,216−5.6%Reduced
Barton Investment Management87,051$16.0M1.69%−1,258−1.4%Reduced
Tudor Investment Corp Et Al86,282$15.8M0.17%−8,097−8.6%Reduced
Bowen Hanes & Co Inc86,000$15.8M0.42%00.0%Unchanged
Nissay Asset Management Corp86,023$15.6M0.10%+1,128+1.3%Added
Harber Asset Management LLC81,391$14.9M4.47%+14,498+21.7%Added
USS Investment Management Ltd80,662$14.8M0.11%−9,308−10.3%Reduced
Tiaa Trust, National Association78,921$14.5M0.04%+2,233+2.9%Added
River Road Asset Management, LLC78,884$14.5M0.19%−14,263−15.3%Reduced
D. E. Shaw & Co., Inc.78,610$14.4M0.02%+76,750+4,126.3%Added
Motley Fool Asset Management LLC78,283$14.4M0.75%−3,027−3.7%Reduced
Pittenger & Anderson Inc78,137$14.3M0.52%−15,497−16.6%Reduced
Man Group plc77,983$14.3M0.04%−14,342−15.5%Reduced
RMB Capital Management, LLC77,637$14.2M0.33%−15,089−16.3%Reduced
Utah Retirement Systems77,444$14.2M0.16%+100+0.1%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund76,784$14.1M0.14%+4,500+6.2%Added
Avalon Trust Co76,261$14.0M0.99%+398+0.5%Added
Baillie Gifford & Co76,215$14.0M0.01%−42,120−35.6%Reduced
Tredje AP-fonden76,046$13.9M0.13%−3,075−3.9%Reduced
Resona Asset Management Co.,Ltd.76,166$13.9M0.08%−1,823−2.3%Reduced
Yousif Capital Management, LLC75,710$13.9M0.15%−2,640−3.4%Reduced
London & Capital Asset Management Ltd75,562$13.9M1.18%−610−0.8%Reduced
Grand Jean Capital Management Inc74,777$13.7M3.19%−6,297−7.8%Reduced
GWM Advisors LLC74,076$13.6M0.08%−150,433−67.0%Reduced
Point72 Europe (London) LLP73,471$13.5M0.78%+30,156+69.6%Added
Avantax Advisory Services, Inc.73,251$13.4M0.08%−3,605−4.7%Reduced
Pinnacle Financial Partners Inc71,828$13.4M0.27%+53+0.1%Added
Cobblestone Capital Advisors LLC73,052$13.4M0.73%+13,531+22.7%Added
Verition Fund Management LLC71,575$13.1M0.07%+51,173+250.8%Added
LGT Fund Management Co Ltd.71,173$13.1M1.14%+10,500+17.3%Added
Anchor Capital Advisors LLC70,898$13.0M0.37%−994−1.4%Reduced
Captrust Financial Advisors70,490$12.9M0.04%−758−1.1%Reduced
Pacific Heights Asset Management LLC70,000$12.8M0.89%+30,000+75.0%Added
Wallington Asset Management, LLC69,960$12.8M1.85%+90+0.1%Added
Nomura Holdings Inc69,645$12.8M0.07%−123,552−64.0%Reduced
New York Life Investment Management LLC69,436$12.7M0.12%−29,818−30.0%Reduced
Stephens Inc69,151$12.7M0.18%−2,224−3.1%Reduced
Creative Planning68,866$12.6M0.01%−6,774−9.0%Reduced
Motley Fool Wealth Management, LLC69,258$12.6M0.65%−19,683−22.1%Reduced
Sophron Capital Management L.P.68,621$12.6M4.98%+68,621New
Police & Firemen's Retirement System of New Jersey67,794$12.4M0.12%+67,794New
Wedge Capital Management L L P67,531$12.4M0.22%+16,739+33.0%Added
Adams Diversified Equity Fund, Inc.67,400$12.4M0.47%−3,600−5.1%Reduced
Envestnet Portfolio Solutions, Inc.67,383$12.4M0.04%−2,123−3.1%Reduced
Univest Financial Corp67,138$12.3M0.78%−14,132−17.4%Reduced
Easterly Investment Partners LLC66,744$12.2M0.96%+66,744New
Washington Trust Co66,327$12.2M0.44%−1,404−2.1%Reduced
Gradient Investments LLC66,151$12.1M0.25%+4,416+7.2%Added
FIL Ltd66,061$12.1M0.01%+27,983+73.5%Added
Badgley Phelps Wealth Managers, LLC65,382$12.1M0.28%−4,401−6.3%Reduced
O'Shaughnessy Asset Management, LLC65,047$11.9M0.10%+15,064+30.1%Added
Epoch Investment Partners, Inc.64,929$11.9M0.06%−315,501−82.9%Reduced
Vantage Investment Partners, LLC64,707$11.9M1.03%+64,707New
Bath Savings Trust Co64,376$11.8M1.20%−65−0.1%Reduced
Quadrature Capital Ltd64,384$11.8M0.24%+39,442+158.1%Added
Gilder Gagnon Howe & Co LLC64,292$11.8M0.13%−7,374−10.3%Reduced
Knights of Columbus Asset Advisors LLC64,287$11.8M0.78%−1,677−2.5%Reduced
Advisor Group Holdings, Inc.71,488$11.7M0.03%−8,984−11.2%Reduced
Bank of Nova Scotia63,626$11.7M0.02%+3,231+5.3%Added
Public Employees Retirement Association of Colorado62,925$11.5M0.05%−1,857−2.9%Reduced
Firetrail Investments Pty Ltd62,683$11.5M3.46%−2,925−4.5%Reduced
Swiss Life Asset Management Ltd62,958$11.5M0.09%+5,244+9.1%Added
Land & Buildings Investment Management, LLC62,807$11.5M2.33%−34,130−35.2%Reduced
Edge Wealth Management LLC62,314$11.4M2.31%−625−1.0%Reduced
Aptus Capital Advisors, LLC61,809$11.4M0.14%+12,230+24.7%Added
Rafferty Asset Management, LLC61,495$11.3M0.04%−4,900−7.4%Reduced
Pathstone Holdings, LLC61,050$11.2M0.05%−3,532−5.5%Reduced
Cohen Klingenstein LLC60,914$11.2M0.38%−10,710−15.0%Reduced
Fiduciary Trust Co60,607$11.1M0.15%+920+1.5%Added
Cincinnati Insurance Co60,000$11.0M0.19%00.0%Unchanged
Williams Jones Wealth Management, LLC.59,944$11.0M0.13%−1,652−2.7%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd59,142$10.8M0.11%+2,475+4.4%Added
First Horizon Advisors, Inc.58,705$10.8M0.30%−1,468−2.4%Reduced
Middleton & Co Inc58,411$10.7M1.18%−1,619−2.7%Reduced
Abn Amro Investment Solutions58,184$10.7M0.20%−9,360−13.9%Reduced
Sterling Capital Management LLC57,968$10.6M0.15%−1,923−3.2%Reduced
Guggenheim Capital LLC57,701$10.6M0.09%−56,097−49.3%Reduced
Voloridge Investment Management, LLC57,659$10.6M0.04%+57,659New
Edgewood Management LLC57,603$10.6M0.03%−3,187−5.2%Reduced
Banco Santander, S.A.57,480$10.5M0.13%+3,842+7.2%Added
Crossmark Global Holdings, Inc.57,006$10.5M0.19%−1,940−3.3%Reduced
Ilmarinen Mutual Pension Insurance Co56,949$10.4M0.09%−14,700−20.5%Reduced
Socorro Asset Management LP56,629$10.4M4.06%+21,395+60.7%Added
Mirae Asset Global Investments Co., Ltd.56,915$10.4M0.04%+8,416+17.4%Added
Skylands Capital, LLC56,320$10.3M1.44%+17,675+45.7%Added
Mutual of America Capital Management LLC55,977$10.3M0.11%−1,538−2.7%Reduced
Washington Trust Advisors, Inc.55,900$10.3M0.86%−1,828−3.2%Reduced
Lazard Asset Management LLC55,538$10.2M0.01%−128,628−69.8%Reduced
Aware Super Pty Ltd as trustee of Aware Super54,685$10.0M0.16%+54,685New
Engineers Gate Manager LP53,996$9.90M0.17%−14,529−21.2%Reduced
New Age Alpha Advisors, LLC53,691$9.85M0.40%+53,637+99,327.8%Added
TownSquare Capital, LLC53,563$9.82M0.11%−2,082−3.7%Reduced
Wealthfront Advisers LLC53,504$9.81M0.03%+11,491+27.4%Added
Covea Finance52,371$9.61M0.43%00.0%Unchanged
Glenmede Trust Co NA52,293$9.59M0.05%−8,267−13.7%Reduced
Linscomb & Williams, Inc.51,761$9.49M0.47%+498+1.0%Added
Generali Asset Management SPA SGR51,715$9.49M0.24%+51,715New
Balyasny Asset Management LLC51,529$9.45M0.02%−89,317−63.4%Reduced