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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 2023

Institutional positions in American Tower Corp as of Jun 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
1,688
−9 vs. Q1 2023
Shares held
423.3M
−36.4M (−7.9%) vs. Q1 2023
Total value
$82.1B
−$4.14B (−4.8%) vs. Q1 2023
New holders
116
711 more added
Sold out
125
642 more reduced

9 institutions that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2023: 1,688 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 heldQ2 2023: $82.1B
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, Q2 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q1 2023.

Institutions holding AMT in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Oppenheimer Asset Management Inc.88,875$17.2M0.25%+15,987+21.9%Added
Forsta Ap-Fonden89,200$17.3M0.19%−6,700−7.0%Reduced
Public Sector Pension Investment Board89,547$17.4M0.12%−18,801−17.4%Reduced
Vontobel Holding Ltd.89,796$17.4M0.15%+617+0.7%Added
Two Sigma Advisers, LP89,800$17.4M0.04%−125,200−58.2%Reduced
Skandinaviska Enskilda Banken AB (publ)90,588$17.6M0.12%+6,381+7.6%Added
Motley Fool Wealth Management, LLC91,743$17.8M1.05%−817−0.9%Reduced
Tiaa, FSB92,458$17.9M0.06%−3,592−3.7%Reduced
Heritage Investors Management Corp92,760$18.0M0.72%+5,469+6.3%Added
ING Groep NV94,573$18.3M0.14%−12,547−11.7%Reduced
DDD Partners, LLC94,821$18.4M2.55%+21,228+28.8%Added
GEM Realty Capital95,774$18.6M3.31%+89,233+1,364.2%Added
Natixis Advisors, L.P.96,932$18.8M0.06%+3,132+3.3%Added
Texas Permanent School Fund97,423$18.9M0.17%+533+0.6%Added
Rockefeller Capital Management L.P.99,154$19.2M0.07%−748−0.7%Reduced
Nissay Asset Management Corp99,251$19.2M0.17%−46,640−32.0%Reduced
Agf Management Ltd100,425$19.5M0.14%−2,166−2.1%Reduced
Adelante Capital Management LLC101,055$19.6M1.72%−18,557−15.5%Reduced
Financial Counselors Inc101,823$19.7M0.40%−1,876−1.8%Reduced
Lido Advisors, LLC102,747$19.9M0.23%+55,939+119.5%Added
Penserra Capital Management LLC103,276$20.0M0.40%+6,219+6.4%Added
MAI Capital Management105,198$20.4M0.30%−8,685−7.6%Reduced
Lord, Abbett & Co. LLC105,600$20.5M0.07%−226,900−68.2%Reduced
RMB Capital Management, LLC105,668$20.5M0.67%−495−0.5%Reduced
First Long Island Investors, LLC106,783$20.7M1.99%+7,850+7.9%Added
Van Eck Associates Corp108,157$21.0M0.05%+3,150+3.0%Added
Campbell Newman Asset Management Inc110,324$21.4M1.91%+655+0.6%Added
Barton Investment Management110,446$21.4M3.22%−1,597−1.4%Reduced
Eagle Asset Management Inc111,493$21.6M0.12%+111,493New
Xponance, Inc.111,614$21.6M0.29%+12,551+12.7%Added
Janney Montgomery Scott LLC111,667$21.7M0.08%−1,926−1.7%Reduced
Carnegie Capital Asset Management, LLC113,243$22.0M0.81%+2,029+1.8%Added
Walleye Capital LLC114,000$22.1M0.39%+79,374+229.2%Added
Covea Finance114,406$22.2M1.21%00.0%Unchanged
BI Asset Management Fondsmaeglerselskab A/S114,946$22.3M0.53%+89,407+350.1%Added
Mill Capital Management, LLC116,281$22.6M2.12%+3,974+3.5%Added
Junto Capital Management LP116,863$22.7M0.57%−96,506−45.2%Reduced
Boston Family Office LLC117,839$22.9M1.75%+2,989+2.6%Added
Colony Group LLC118,899$23.1M0.33%+564+0.5%Added
ExodusPoint Capital Management, LP118,977$23.1M0.27%+92,740+353.5%Added
Teachers Retirement System of the State of Kentucky120,374$23.3M0.23%+12,093+11.2%Added
Jane Street Group, LLC121,120$23.5M0.03%+71,244+142.8%Added
Thrivent Financial for Lutherans121,540$23.6M0.05%−10,166−7.7%Reduced
Advisors Asset Management, Inc.122,500$23.8M0.49%−11,593−8.6%Reduced
River Road Asset Management, LLC123,022$23.9M0.33%−4,685−3.7%Reduced
Amalgamated Bank124,431$24.1M0.20%−1,513−1.2%Reduced
Stock Yards Bank & Trust Co126,785$24.6M0.90%+2,624+2.1%Added
DnB Asset Management AS127,580$24.7M0.14%+29,753+30.4%Added
Advisory Services Network, LLC127,712$24.8M0.66%+102,121+399.1%Added
Nomura Asset Management Co Ltd127,854$24.8M0.11%+725+0.6%Added
State of Michigan Retirement System128,184$24.9M0.15%+300+0.2%Added
DekaBank Deutsche Girozentrale129,092$25.1M0.06%+5,937+4.8%Added
ABN AMRO Bank N.V.131,912$25.7M0.52%+5,022+4.0%Added
Keybank National Association132,477$25.7M0.12%−19,125−12.6%Reduced
Arizona State Retirement System133,214$25.8M0.21%+6,084+4.8%Added
United Capital Financial Advisers, LLC134,869$26.2M0.14%−4,009−2.9%Reduced
ProShare Advisors LLC135,719$26.3M0.08%+1,744+1.3%Added
American International Group, Inc.137,591$26.7M0.16%+1,261+0.9%Added
MetLife Investment Management137,683$26.7M0.19%+3,342+2.5%Added
Heitman Real Estate Securities LLC139,319$27.0M1.49%+52,139+59.8%Added
Mirae Asset Global Investments Co., Ltd.140,091$27.2M0.06%−10,630−7.1%Reduced
Barr E S & Co140,385$27.2M2.05%+10,405+8.0%Added
Dearborn Partners LLC142,579$27.7M1.06%+344+0.2%Added
Hazelview Securities Inc.139,849$27.7M4.29%+139,849New
Guggenheim Capital LLC144,785$28.1M0.22%+3,168+2.2%Added
NFJ Investment Group, LLC144,890$28.1M0.75%+8,145+6.0%Added
Glenmede Trust Co NA137,677$28.1M0.16%−89−0.1%Reduced
Factory Mutual Insurance Co145,800$28.3M0.42%00.0%Unchanged
KBC Group NV146,971$28.5M0.12%−2,250−1.5%Reduced
IFM Investors Pty Ltd147,977$28.7M0.38%+45,016+43.7%Added
Calamos Advisors LLC148,925$28.9M0.15%+171+0.1%Added
Greenleaf Trust149,091$28.9M0.31%−830−0.6%Reduced
Klingenstein Fields & Co LP152,599$29.6M1.37%−975−0.6%Reduced
AQR Capital Management LLC153,680$29.8M0.06%−12,021−7.3%Reduced
Commonwealth Equity Services, LLC154,913$30.0M0.06%+2,583+1.7%Added
Susquehanna International Group, LLP155,228$30.1M0.05%−221,414−58.8%Reduced
Handelsbanken Fonder AB158,701$30.8M0.16%+25,456+19.1%Added
Fifth Third Bancorp160,202$31.1M0.14%+5,656+3.7%Added
Boston Financial Mangement LLC165,018$32.0M1.16%−5,171−3.0%Reduced
Aureus Asset Management, LLC165,967$32.2M2.41%−2,932−1.7%Reduced
American Assets Capital Advisers, LLC168,924$32.8M8.26%+37,135+28.2%Added
Advisor Group Holdings, Inc.169,931$33.0M0.06%+15,146+9.8%Added
Victory Capital Management Inc176,482$34.2M0.04%+11,669+7.1%Added
Ofi Invest Asset Management177,333$34.4M1.37%−37,003,352−99.5%Reduced
Truist Financial Corp177,400$34.4M0.06%+988+0.6%Added
Clark Capital Management Group, Inc.178,152$34.6M0.31%+4,354+2.5%Added
Schroder Investment Management Group178,214$34.6M0.05%+19,067+12.0%Added
STRS Ohio179,725$34.9M0.15%−7,635−4.1%Reduced
Aew Capital Management L P180,859$35.1M1.35%+85,850+90.4%Added
Natixis182,276$35.4M0.30%+126,765+228.4%Added
Waterfront Capital Partners, LLC182,674$35.4M2.97%+45,303+33.0%Added
Public Employees Retirement Association of Colorado183,347$35.6M0.17%−249,273−57.6%Reduced
Royal London Asset Management Ltd187,014$36.3M0.12%+22,357+13.6%Added
Baird Financial Group, Inc.191,510$37.1M0.10%−22,469−10.5%Reduced
Asset Management One Co.,Ltd.197,454$38.3M0.16%+3,018+1.6%Added
Howland Capital Management LLC196,103$38.3M2.20%+2,129+1.1%Added
HighTower Advisors, LLC197,930$38.4M0.08%−5,755−2.8%Reduced
Northeast Investment Management198,251$38.4M2.17%−1,035−0.5%Reduced
Bamco Inc199,578$38.7M0.11%−32,045−13.8%Reduced
Abn Amro Investment Solutions201,500$39.1M0.78%+13,355+7.1%Added