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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 2022

Institutional positions in American Tower Corp as of Sep 30, 2022. 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
1,693
−28 vs. Q2 2022
Shares held
423.8M
−2.49M (−0.6%) vs. Q2 2022
Total value
$91.0B
−$17.9B (−16.5%) vs. Q2 2022
New holders
115
694 more added
Sold out
143
619 more reduced

26 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: 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 2022: 1,693 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 heldQ3 2022: $91.0B
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, Q3 2022

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2022.

Institutions holding AMT in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Great Lakes Advisors, LLC44,558$9.57M0.21%+19,801+80.0%Added
British Columbia Investment Management Corp45,140$9.69M0.11%−7,728−14.6%Reduced
Cetera Advisors LLC45,942$9.86M0.26%−1,179−2.5%Reduced
NewEdge Wealth, LLC46,107$9.90M0.47%+4,487+10.8%Added
Kelly Lawrence W & Associates Inc46,180$9.91M2.77%+2,710+6.2%Added
Girard Partners Ltd.46,916$10.1M1.34%−147−0.3%Reduced
Hartford Investment Management Co47,094$10.1M0.33%+340+0.7%Added
Whittier Trust Co of Nevada Inc47,573$10.2M0.44%+2,195+4.8%Added
Trust Co of Vermont47,639$10.2M0.81%+286+0.6%Added
Princeton Capital Management LLC47,716$10.2M4.48%+259+0.5%Added
GEM Realty Capital47,786$10.3M3.12%−32,042−40.1%Reduced
Brightworth48,015$10.3M1.10%−700−1.4%Reduced
PFS Investments Inc.48,531$10.4M0.23%+2,301+5.0%Added
Oppenheimer & Co Inc49,049$10.5M0.25%−1,164−2.3%Reduced
Flputnam Investment Management Co49,064$10.5M0.41%+24,791+102.1%Added
Foster Victor Wealth Advisors, LLC51,877$10.5M1.54%+2,200+4.4%Added
Wendell David Associates Inc49,515$10.6M1.43%+550+1.1%Added
CIBC World Markets Inc.49,603$10.7M0.05%−888−1.8%Reduced
First Horizon Advisors, Inc.49,827$10.7M0.43%−252−0.5%Reduced
Vontobel Holding Ltd.49,838$10.7M0.12%−57,119−53.4%Reduced
Motley Fool Asset Management LLC49,991$10.7M1.05%−1,071−2.1%Reduced
Dai-Ichi Life Insurance Company, Ltd50,144$10.8M0.27%−211−0.4%Reduced
Dana Investment Advisors, Inc.50,443$10.8M0.61%−11,181−18.1%Reduced
Kempen Capital Management N.V.50,601$10.9M0.44%+10,767+27.0%Added
Creative Planning50,711$10.9M0.02%−2,696−5.0%Reduced
Umb Bank N A51,028$11.0M0.18%−20.0%Reduced
River Road Asset Management, LLC51,176$11.0M0.16%+13,558+36.0%Added
Lockheed Martin Investment Management Co51,385$11.0M0.89%−18,200−26.2%Reduced
Markel Group Inc.SuperinvestorMarkel Group51,910$11.1M0.16%00.0%Unchanged
Bridges Investment Management Inc52,093$11.2M0.43%+125+0.2%Added
Polaris Wealth Advisory Group, LLC59,006$11.2M0.93%+59,006New
Grassi Investment Management52,247$11.2M1.65%+250.0%Added
Daiwa Securities Group Inc.52,451$11.3M0.09%+20,827+65.9%Added
Kingsview Wealth Management, LLC52,499$11.3M0.53%+3,688+7.6%Added
LVM Capital Management Ltd53,042$11.4M1.74%−3,676−6.5%Reduced
Brasada Capital Management, LP53,261$11.4M2.71%−797−1.5%Reduced
Swiss Life Asset Management Ltd53,383$11.5M0.20%−492−0.9%Reduced
Archon Partners LLC54,000$11.6M2.20%+4,000+8.0%Added
Czech National Bank54,102$11.6M0.33%+54,102New
Northwestern Mutual Wealth Management Co54,166$11.6M0.02%+2,171+4.2%Added
Cambridge Trust Co54,851$11.8M0.56%−657−1.2%Reduced
Wedge Capital Management L L P54,881$11.8M0.20%+384+0.7%Added
Los Angeles Capital Management LLC55,589$11.9M0.06%−1,618−2.8%Reduced
Huntington National Bank55,906$12.0M0.14%+700+1.3%Added
Captrust Financial Advisors56,000$12.0M0.07%+56,000New
Liberty Mutual Group Asset Management Inc.56,677$12.2M3.66%−16,897−23.0%Reduced
Crossmark Global Holdings, Inc.56,766$12.2M0.34%+11,555+25.6%Added
MML Investors Services, LLC57,849$12.4M0.09%−1,701−2.9%Reduced
National Asset Management, Inc.58,011$12.5M0.38%+31,925+122.4%Added
Gradient Investments LLC59,135$12.7M0.39%+2,372+4.2%Added
Jones Financial Companies LLLP59,516$12.8M0.02%+467+0.8%Added
Washington Trust Advisors, Inc.59,565$12.8M1.20%−438−0.7%Reduced
DDD Partners, LLC59,990$12.9M2.34%+23,164+62.9%Added
Cincinnati Insurance Co60,000$12.9M0.30%00.0%Unchanged
Cornerstone Advisors, LLC60,000$12.9M0.63%+6,000+11.1%Added
Point72 Hong Kong Ltd60,019$12.9M0.77%+60,019New
Badgley Phelps Wealth Managers, LLC60,435$13.0M0.56%+871+1.5%Added
FourThought Financial, LLC60,431$13.0M1.92%+2,492+4.3%Added
Claar Advisors LLC60,792$13.1M5.54%−11,350−15.7%Reduced
Fiduciary Trust Co61,059$13.1M0.28%+1,933+3.3%Added
Adell Harriman & Carpenter Inc61,215$13.1M1.60%−2,405−3.8%Reduced
Cobblestone Capital Advisors LLC61,270$13.2M1.10%−1,147−1.8%Reduced
Beaumont Financial Partners, LLC61,302$13.2M1.26%−274−0.4%Reduced
Cullen/Frost Bankers, Inc.61,324$13.2M0.30%+172+0.3%Added
Fairview Capital Investment Management, LLC61,624$13.2M0.94%+290+0.5%Added
Appleton Partners Inc62,379$13.4M1.34%−583−0.9%Reduced
Epoch Investment Partners, Inc.62,629$13.4M0.09%−157,911−71.6%Reduced
Peapack Gladstone Financial Corp63,262$13.6M0.28%+2,310+3.8%Added
Anchor Capital Advisors LLC63,332$13.6M0.37%−3,258−4.9%Reduced
Wallington Asset Management, LLC63,413$13.6M3.22%+618+1.0%Added
Waverton Investment Management Ltd64,010$13.7M0.56%+1,326+2.1%Added
Private Advisor Group, LLC64,399$13.8M0.16%−9,055−12.3%Reduced
Sit Investment Associates Inc65,206$14.0M0.42%−12,170−15.7%Reduced
Texas Permanent School Fund65,749$14.1M0.23%+4,423+7.2%Added
D.A. Davidson & Co.65,923$14.2M0.19%+1,464+2.3%Added
Ilmarinen Mutual Pension Insurance Co66,449$14.3M0.23%00.0%Unchanged
Susquehanna International Group, LLP66,861$14.4M0.03%−21,560−24.4%Reduced
Tudor Investment Corp Et Al66,869$14.4M0.35%+66,869New
Chicago Partners Investment Group LLC71,754$14.5M1.03%+2,174+3.1%Added
Pinnacle Financial Partners Inc67,851$14.6M0.53%+3,324+5.2%Added
Mutual of America Capital Management LLC68,162$14.6M0.20%+1,107+1.7%Added
Chilton Capital Management LLC68,767$14.8M0.98%+1,299+1.9%Added
Susquehanna Fundamental Investments, LLC68,915$14.8M0.25%+68,915New
Prospect Capital Advisors, LLC68,960$14.8M7.81%+2,175+3.3%Added
Washington Trust Co69,607$14.9M0.75%−721−1.0%Reduced
Synovus Financial Corp69,865$15.0M0.18%+2,476+3.7%Added
Williams Jones Wealth Management, LLC.69,958$15.0M0.26%−348−0.5%Reduced
Marshall Wace, LLP70,518$15.1M0.04%+70,518New
Candriam Luxembourg S.C.A.71,357$15.3M0.11%+38,427+116.7%Added
Bath Savings Trust Co71,480$15.3M2.13%+141+0.2%Added
Mondrian Investment Partners LTD72,171$15.5M0.38%−259,688−78.3%Reduced
NFJ Investment Group, LLC73,122$15.7M0.42%−202,148−73.4%Reduced
Presima Inc.74,660$16.0M4.76%−14,200−16.0%Reduced
Gilder Gagnon Howe & Co LLC75,282$16.2M0.28%−229−0.3%Reduced
Federation des caisses Desjardins du Quebec76,022$16.3M0.19%+2,469+3.4%Added
Shell Asset Management Co77,483$16.6M0.65%−21,321−21.6%Reduced
Apriem Advisors78,130$16.8M3.02%−591−0.8%Reduced
Cohen Klingenstein LLC78,214$16.8M0.89%−395−0.5%Reduced
Skandinaviska Enskilda Banken AB (publ)79,038$17.0M0.14%−481−0.6%Reduced
Pittenger & Anderson Inc79,064$17.0M1.02%+228+0.3%Added