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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, Q1 2022

Institutional positions in American Tower Corp as of Mar 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
1,723
−57 vs. Q4 2021
Shares held
415.6M
−1.40M (−0.3%) vs. Q4 2021
Total value
$104.3B
−$17.4B (−14.3%) vs. Q4 2021
New holders
104
760 more added
Sold out
161
629 more reduced

19 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2021: 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 holdersQ1 2022: 1,723 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 heldQ1 2022: $104.3B
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, Q1 2022

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2021.

Institutions holding AMT in Q1 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Segment Wealth Management, LLC35,535$8.93M0.92%+3,549+11.1%Added
Elo Mutual Pension Insurance Co35,818$9.00M0.26%+1,287+3.7%Added
Wolverine Trading, LLC35,894$9.01M0.27%−15,872−30.7%Reduced
Vert Asset Management LLC35,969$9.04M7.28%+5,994+20.0%Added
TD Waterhouse Canada Inc.32,073$9.10M0.09%−8,207−20.4%Reduced
BLB&B Advisors, LLC36,413$9.15M0.62%+2,020+5.9%Added
GWM Advisors LLC36,537$9.18M0.16%+183+0.5%Added
Oregon Public Employees Retirement Fund36,753$9.23M0.09%−223−0.6%Reduced
McCollum Christoferson Group LLC37,040$9.30M2.30%+107+0.3%Added
B. Metzler seel. Sohn & Co. AG37,045$9.31M0.12%+412+1.1%Added
Wilbanks Smith & Thomas Asset Management LLC39,528$9.53M0.38%−1,765−4.3%Reduced
Gofen & Glossberg LLC37,999$9.55M0.22%−666−1.7%Reduced
Skylands Capital, LLC38,280$9.62M1.16%−200−0.5%Reduced
Kempen Capital Management N.V.38,764$9.74M0.30%+4,093+11.8%Added
Cornerstone Advisors, LLC39,000$9.80M0.58%00.0%Unchanged
Taylor Wealth Management Partners39,337$9.88M4.00%−5,137−11.6%Reduced
Aristotle Atlantic Partners, LLC40,000$10.0M0.62%00.0%Unchanged
1623 Capital LLC40,000$10.0M5.21%00.0%Unchanged
United Asset Strategies, Inc.40,040$10.1M1.28%−3,162−7.3%Reduced
Atria Investments LLC40,069$10.1M0.18%−5,788−12.6%Reduced
Doyle Wealth Management40,150$10.1M0.73%+1,490+3.9%Added
Waratah Capital Advisors Ltd.40,473$10.2M0.47%+40,473New
Cambridge Investment Research Advisors, Inc.40,598$10.2M0.05%+1,068+2.7%Added
Citadel Advisors LLC40,732$10.2M0.01%−286,062−87.5%Reduced
Alphinity Investment Management Pty Ltd41,169$10.3M0.24%−4,294−9.4%Reduced
Sandy Spring Bank41,263$10.4M0.53%+1,435+3.6%Added
PFS Investments Inc.41,716$10.5M0.20%+9,996+31.5%Added
Park National Corp42,144$10.6M0.44%+735+1.8%Added
Norinchukin Bank, The42,342$10.6M0.14%+3,753+9.7%Added
Parsons Capital Management Inc42,762$10.7M0.81%−4,739−10.0%Reduced
Whittier Trust Co of Nevada Inc42,996$10.8M0.39%+4,682+12.2%Added
Crossmark Global Holdings, Inc.43,917$11.0M0.25%−6,414−12.7%Reduced
Copeland Capital Management, LLC44,836$11.3M0.31%+136+0.3%Added
FIL Ltd44,845$11.3M0.01%−1,842−3.9%Reduced
Hartford Investment Management Co45,264$11.4M0.30%−3,209−6.6%Reduced
Novare Capital Management LLC46,297$11.6M1.24%−1,370−2.9%Reduced
Employees Retirement System of Texas46,500$11.7M0.14%−43,000−48.0%Reduced
Princeton Capital Management LLC46,743$11.7M3.65%−123−0.3%Reduced
Kelly Lawrence W & Associates Inc47,130$11.8M2.53%+2,895+6.5%Added
Girard Partners Ltd.47,320$11.9M1.30%+7,639+19.3%Added
Cetera Advisors LLC47,637$12.0M0.24%−210.0%Reduced
Trust Co of Vermont47,859$12.0M0.81%+273+0.6%Added
Brightworth48,789$12.3M1.24%+975+2.0%Added
Wendell David Associates Inc48,945$12.3M1.37%+230+0.5%Added
First Horizon Advisors, Inc.48,972$12.3M0.67%−2,177−4.3%Reduced
CIBC World Markets Inc.49,296$12.4M0.04%−105−0.2%Reduced
Bridges Investment Management Inc49,940$12.5M0.39%+3,675+7.9%Added
Archon Partners LLC50,000$12.6M1.66%00.0%Unchanged
Millennium Management LLC50,026$12.6M0.02%+1,072+2.2%Added
Creative Planning50,089$12.6M0.02%+5,618+12.6%Added
Umb Bank N A50,238$12.6M0.17%+273+0.5%Added
TPI Fund Managers Ltd50,301$12.6M1.63%−6,948−12.1%Reduced
Northwestern Mutual Wealth Management Co50,331$12.6M0.02%−14,965−22.9%Reduced
Balyasny Asset Management LLC50,829$12.8M0.06%+50,829New
Swiss Life Asset Management Ltd50,948$12.8M0.18%−3,608−6.6%Reduced
D.A. Davidson & Co.50,938$12.8M0.14%+13,589+36.4%Added
Markel Group Inc.SuperinvestorMarkel Group51,910$13.0M0.15%00.0%Unchanged
Grassi Investment Management52,347$13.2M1.39%+840+1.6%Added
Beacon Pointe Advisors, LLC52,821$13.3M0.18%+27,408+107.9%Added
LGT Group Foundation51,687$13.3M0.31%+11,043+27.2%Added
Motley Fool Asset Management LLC53,519$13.4M0.99%−3,235−5.7%Reduced
MML Investors Services, LLC53,969$13.6M0.10%+1,628+3.1%Added
Knights of Columbus Asset Advisors LLC54,494$13.7M1.17%+626+1.2%Added
Brasada Capital Management, LP55,884$14.0M2.66%−330−0.6%Reduced
Gradient Investments LLC56,033$14.1M0.36%+10,783+23.8%Added
Dai-Ichi Life Insurance Company, Ltd56,142$14.1M0.22%+160+0.3%Added
Makena Capital Management LLC56,466$14.2M1.72%+24,339+75.8%Added
Jane Street Group, LLC56,871$14.3M0.03%+22,042+63.3%Added
Liberty Mutual Group Asset Management Inc.57,186$14.4M0.51%+57,186New
LVM Capital Management Ltd57,188$14.4M1.90%+225+0.4%Added
Waverton Investment Management Ltd57,883$14.5M0.49%+14,433+33.2%Added
Vestcor Inc58,001$14.6M0.50%+4,951+9.3%Added
FourThought Financial, LLC57,854$14.6M1.84%+2,930+5.3%Added
Cambridge Trust Co58,737$14.8M0.52%+2,127+3.8%Added
Oppenheimer & Co Inc58,846$14.8M0.27%+456+0.8%Added
Texas Permanent School Fund59,071$14.8M0.20%−3,745−6.0%Reduced
B. Riley Wealth Management, Inc.59,142$14.9M1.14%+1,370+2.4%Added
Badgley Phelps Wealth Managers, LLC59,450$14.9M0.52%−492−0.8%Reduced
Fiduciary Trust Co59,628$15.0M0.27%−263−0.4%Reduced
Cincinnati Insurance Co60,000$15.1M0.29%00.0%Unchanged
Huntington National Bank60,051$15.1M0.14%+806+1.4%Added
Washington Trust Advisors, Inc.60,142$15.1M1.07%−542−0.9%Reduced
Connor, Clark & Lunn Investment Management Ltd.60,167$15.1M0.07%+46,048+326.1%Added
Bank of Nova Scotia60,509$15.2M0.03%−29,136−32.5%Reduced
Fairview Capital Investment Management, LLC61,834$15.5M0.97%+972+1.6%Added
Peapack Gladstone Financial Corp61,946$15.5M0.30%+252+0.4%Added
Wallington Asset Management, LLC61,989$15.6M2.70%+570+0.9%Added
Appleton Partners Inc62,268$15.6M1.28%−990−1.6%Reduced
Cobblestone Capital Advisors LLC62,469$15.7M1.06%−137−0.2%Reduced
Anchor Capital Advisors LLC62,683$15.7M0.34%+62,683New
Foster Victor Wealth Advisors, LLC58,895$15.8M2.17%+3,344+6.0%Added
Beaumont Financial Partners, LLC63,089$15.8M1.21%+706+1.1%Added
Chilton Capital Management LLC63,146$15.9M0.83%−7,675−10.8%Reduced
Chicago Partners Investment Group LLC69,170$16.0M1.22%−1,910−2.7%Reduced
Adell Harriman & Carpenter Inc63,581$16.0M1.55%−3,581−5.3%Reduced
Wedge Capital Management L L P63,774$16.0M0.22%+5,900+10.2%Added
Jones Financial Companies LLLP63,836$16.0M0.02%+2,619+4.3%Added
Public Sector Pension Investment Board63,901$16.1M0.10%−85,090−57.1%Reduced
Los Angeles Capital Management LLC64,268$16.1M0.06%+58,981+1,115.6%Added
Cullen/Frost Bankers, Inc.64,361$16.2M0.31%−594−0.9%Reduced