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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 2022

Institutional positions in American Tower Corp as of Dec 31, 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
1,711
+52 vs. Q3 2022
Shares held
425.5M
+3.58M (+0.8%) vs. Q3 2022
Total value
$90.0B
−$537.2M (−0.6%) vs. Q3 2022
New holders
181
669 more added
Sold out
129
652 more reduced

34 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 1,711 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 2022: $90.0B
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 20251,852$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 2022

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q3 2022.

Institutions holding AMT in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Cantor Fitzgerald, L. P.39,517$8.37M0.18%+430+1.1%Added
Fuller & Thaler Asset Management, Inc.39,829$8.44M0.05%+4,414+12.5%Added
Aristotle Atlantic Partners, LLC40,000$8.47M0.47%00.0%Unchanged
Flputnam Investment Management Co40,175$8.51M0.31%−8,889−18.1%Reduced
Sandy Spring Bank40,519$8.58M0.51%+955+2.4%Added
1623 Capital LLC40,801$8.64M6.24%+1,901+4.9%Added
Gofen & Glossberg LLC40,991$8.68M0.22%+2,896+7.6%Added
Wilbanks Smith & Thomas Asset Management LLC41,187$8.73M0.33%−1,069−2.5%Reduced
British Columbia Investment Management Corp41,286$8.75M0.10%−3,854−8.5%Reduced
Bank of Nova Scotia41,310$8.75M0.02%−714−1.7%Reduced
Parsons Capital Management Inc41,441$8.78M0.73%−679−1.6%Reduced
Segment Wealth Management, LLC41,482$8.79M1.02%+2,028+5.1%Added
Princeton Capital Management LLC41,687$8.83M3.93%−6,029−12.6%Reduced
Kovitz Investment Group Partners, LLC42,460$9.00M0.18%+5,518+14.9%Added
Rafferty Asset Management, LLC42,609$9.03M0.08%+14,815+53.3%Added
TD Waterhouse Canada Inc.37,422$9.11M0.10%+338+0.9%Added
Kelly Lawrence W & Associates Inc43,030$9.12M2.60%−3,150−6.8%Reduced
Moore Capital Management, LP43,547$9.23M0.26%+31,601+264.5%Added
Zweig-DiMenna Associates LLC43,600$9.24M1.36%+16,600+61.5%Added
Park National Corp43,767$9.27M0.41%+1,900+4.5%Added
Oppenheimer & Co Inc43,926$9.31M0.21%−5,123−10.4%Reduced
Channing Capital Management, LLC44,171$9.36M0.30%+44,171New
Cambridge Investment Research Advisors, Inc.45,708$9.68M0.05%+5,936+14.9%Added
Kiwi Wealth Investments Limited Partnership45,784$9.70M0.64%+20,981+84.6%Added
NewEdge Wealth, LLC45,949$9.73M0.42%−158−0.3%Reduced
Girard Partners Ltd.46,107$9.77M1.11%−809−1.7%Reduced
Zeno Research, LLC46,306$9.81M6.49%+46,306New
Sit Investment Associates Inc47,088$9.98M0.28%−18,118−27.8%Reduced
Cerity Partners LLC46,279$10.1M0.07%+7,371+18.9%Added
Trust Co of Vermont47,691$10.1M0.74%+52+0.1%Added
Motley Fool Asset Management LLC48,346$10.2M1.15%−1,645−3.3%Reduced
London & Capital Asset Management Ltd48,412$10.3M0.95%+5,725+13.4%Added
Dana Investment Advisors, Inc.48,579$10.3M0.54%−1,864−3.7%Reduced
PFS Investments Inc.49,190$10.4M0.19%+659+1.4%Added
BI Asset Management Fondsmaeglerselskab A/S49,535$10.5M0.28%+36,926+292.9%Added
CIBC World Markets Inc.49,934$10.6M0.04%+331+0.7%Added
Sabadell Asset Management, S.A S.G.I.I.C46,459$10.6M2.20%+46,459New
Wendell David Associates Inc50,320$10.7M1.31%+805+1.6%Added
Balyasny Asset Management LLC50,654$10.7M0.04%−166,207−76.6%Reduced
First Horizon Advisors, Inc.51,044$10.8M0.40%+1,217+2.4%Added
PATRIZIA Pty Ltd51,782$11.0M8.18%+51,782New
Markel Group Inc.SuperinvestorMarkel Group51,910$11.0M0.15%00.0%Unchanged
Grassi Investment Management52,222$11.1M1.50%−250.0%Reduced
Swiss Life Asset Management Ltd52,237$11.1M0.18%−1,146−2.1%Reduced
Brasada Capital Management, LP52,407$11.1M2.57%−854−1.6%Reduced
Cetera Advisors LLC52,610$11.1M0.20%+6,668+14.5%Added
Vestcor Inc52,772$11.2M0.41%+14,229+36.9%Added
LVM Capital Management Ltd52,812$11.2M1.62%−230−0.4%Reduced
LGT Group Foundation52,929$11.2M0.35%+14,065+36.2%Added
Anchor Capital Advisors LLC53,362$11.3M0.29%−9,970−15.7%Reduced
Kempen Capital Management N.V.53,634$11.4M0.33%+3,033+6.0%Added
Northwestern Mutual Wealth Management Co53,970$11.4M0.02%−196−0.4%Reduced
Cambridge Trust Co54,095$11.5M0.51%−756−1.4%Reduced
Creative Planning54,294$11.5M0.02%+3,583+7.1%Added
Daiwa Securities Group Inc.54,494$11.5M0.09%+2,043+3.9%Added
MML Investors Services, LLC54,506$11.5M0.08%−3,343−5.8%Reduced
Czech National Bank54,508$11.5M0.31%+406+0.8%Added
Archon Partners LLC55,000$11.7M2.10%+1,000+1.9%Added
National Asset Management, Inc.54,648$11.7M0.33%−3,363−5.8%Reduced
Lockheed Martin Investment Management Co55,915$11.8M0.79%+4,530+8.8%Added
Huntington National Bank56,034$11.9M0.12%+128+0.2%Added
Alpha Cubed Investments, LLC56,222$11.9M0.90%−32,631−36.7%Reduced
Captrust Financial Advisors56,802$12.0M0.06%+802+1.4%Added
Liberty Mutual Group Asset Management Inc.56,876$12.0M3.24%+199+0.4%Added
Dai-Ichi Life Insurance Company, Ltd58,144$12.3M0.29%+8,000+16.0%Added
Crossmark Global Holdings, Inc.58,560$12.4M0.31%+1,794+3.2%Added
Ausbil Investment Management Ltd53,385$12.4M8.10%+53,385New
Washington Trust Advisors, Inc.59,009$12.5M1.37%−556−0.9%Reduced
Fiduciary Trust Co59,300$12.6M0.24%−1,759−2.9%Reduced
Jane Street Group, LLC59,842$12.7M0.02%−48,416−44.7%Reduced
Cobblestone Capital Advisors LLC59,990$12.7M0.97%−1,280−2.1%Reduced
Cincinnati Insurance Co60,000$12.7M0.25%00.0%Unchanged
Cornerstone Advisors, LLC60,000$12.7M0.63%00.0%Unchanged
Jones Financial Companies LLLP60,164$12.7M0.02%+648+1.1%Added
Fairview Capital Investment Management, LLC60,492$12.8M0.88%−1,132−1.8%Reduced
Badgley Phelps Wealth Managers, LLC60,655$12.9M0.51%+220+0.4%Added
Foster Victor Wealth Advisors, LLC59,032$12.9M1.64%+7,155+13.8%Added
Claar Advisors LLC60,900$12.9M5.67%+108+0.2%Added
D.A. Davidson & Co.61,396$13.0M0.15%−4,527−6.9%Reduced
FourThought Financial Partners, LLC61,493$13.0M1.89%+61,493New
NFJ Investment Group, LLC61,843$13.1M0.34%−11,279−15.4%Reduced
Adell Harriman & Carpenter Inc62,401$13.2M1.52%+1,186+1.9%Added
Bridges Investment Management Inc62,589$13.3M0.49%+10,496+20.1%Added
Appleton Partners Inc62,758$13.3M1.26%+379+0.6%Added
Peapack Gladstone Financial Corp62,772$13.3M0.26%−490−0.8%Reduced
Wallington Asset Management, LLC63,034$13.4M2.89%−379−0.6%Reduced
Epoch Investment Partners, Inc.63,775$13.5M0.08%+1,146+1.8%Added
Fjarde Ap-Fonden /Fourth Swedish National Pension Fund64,284$13.6M0.19%−9,000−12.3%Reduced
Candriam Luxembourg S.C.A.64,360$13.6M0.09%−6,997−9.8%Reduced
Washington Trust Co65,407$13.9M0.65%−4,200−6.0%Reduced
Wedge Capital Management L L P65,728$13.9M0.22%+10,847+19.8%Added
Cullen/Frost Bankers, Inc.66,022$14.0M0.27%+4,698+7.7%Added
Texas Permanent School Fund66,024$14.0M0.21%+275+0.4%Added
Middleton & Co Inc66,627$14.1M2.09%+66,627New
Gradient Investments LLC68,882$14.6M0.46%+9,747+16.5%Added
Prospect Capital Advisors, LLC68,960$14.6M7.56%00.0%Unchanged
Williams Jones Wealth Management, LLC.69,401$14.7M0.25%−557−0.8%Reduced
Quadrature Capital Ltd69,739$14.8M0.44%+26,589+61.6%Added
Mutual of America Capital Management LLC70,041$14.8M0.18%+1,879+2.8%Added
Davis Selected Advisers70,290$14.9M0.10%−9,140−11.5%Reduced