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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 2023

Institutional positions in American Tower Corp as of Sep 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
1,634
−29 vs. Q2 2023
Shares held
424.7M
+2.25M (+0.5%) vs. Q2 2023
Total value
$69.9B
−$12.1B (−14.7%) vs. Q2 2023
New holders
119
660 more added
Sold out
148
657 more reduced

25 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2023: 1,634 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 heldQ3 2023: $69.9B
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, Q3 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q2 2023.

Institutions holding AMT in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Abn Amro Investment Solutions44,652$7.34M0.14%−156,848−77.8%Reduced
Palisade Asset Management, LLC44,222$7.27M0.88%+576+1.3%Added
Teacher Retirement System of Texas44,097$7.25M0.05%−26,916−37.9%Reduced
Wendell David Associates Inc43,715$7.19M0.85%−970−2.2%Reduced
Cambridge Investment Research Advisors, Inc.42,966$7.07M0.03%−609−1.4%Reduced
British Columbia Investment Management Corp42,374$6.97M0.07%+346+0.8%Added
Capital Analysts, LLC42,165$6.93M0.39%+4,389+11.6%Added
Gratus Capital LLC42,038$6.91M0.47%+356+0.9%Added
GWM Advisors LLC42,012$6.91M0.08%−1,809−4.1%Reduced
National Asset Management, Inc.41,826$6.88M0.19%−1,489−3.4%Reduced
HRT Financial LP41,733$6.86M0.07%−46,147−52.5%Reduced
Westpac Banking Corp40,651$6.69M0.50%−1,158−2.8%Reduced
BLB&B Advisors, LLC40,164$6.60M0.47%+2,387+6.3%Added
Aristotle Atlantic Partners, LLC40,000$6.58M0.26%00.0%Unchanged
Formuepleje A/S39,648$6.52M0.61%+1,647+4.3%Added
Cantor Fitzgerald, L. P.39,430$6.48M0.17%−102−0.3%Reduced
Telemus Capital, LLC39,072$6.43M0.59%+3,607+10.2%Added
Elo Mutual Pension Insurance Co39,006$6.42M0.20%+655+1.7%Added
MML Investors Services, LLC38,874$6.39M0.04%−4,705−10.8%Reduced
B. Metzler seel. Sohn & Co. AG38,580$6.34M0.10%+10,440+37.1%Added
Crossmark Global Holdings, Inc.39,968$6.34M0.14%−3,416−7.9%Reduced
Kovitz Investment Group Partners, LLC38,181$6.28M0.11%−839−2.2%Reduced
Whittier Trust Co of Nevada Inc37,985$6.25M0.22%−46−0.1%Reduced
Nicholas Company, Inc.37,755$6.21M0.12%+5,005+15.3%Added
Cetera Advisor Networks LLC37,741$6.21M0.04%+1,761+4.9%Added
Dividend Assets Capital, LLC37,607$6.18M1.28%+11,493+44.0%Added
Fiduciary Group LLC37,598$6.18M0.79%+1,931+5.4%Added
Financiere des Professionnels - Fonds d,investissement inc.37,405$6.15M0.59%+37,405New
Kentucky Retirement Systems37,054$6.09M0.21%−417−1.1%Reduced
Ethic Inc.36,649$6.03M0.21%+3,170+9.5%Added
Novare Capital Management LLC36,466$6.00M0.68%+2,224+6.5%Added
Capstone Investment Advisors, LLC36,369$5.98M0.16%+22,905+170.1%Added
Desjardins Global Asset Management Inc.36,348$5.98M0.65%+5,804+19.0%Added
Miller Howard Investments Inc36,258$5.96M0.22%+412+1.1%Added
Mattern Capital Management, LLC36,203$5.95M0.96%+5,175+16.7%Added
Oregon Public Employees Retirement Fund36,099$5.94M0.08%−222−0.6%Reduced
Soltis Investment Advisors LLC35,997$5.92M0.76%+9,762+37.2%Added
Kingsview Wealth Management, LLC35,980$5.92M0.21%+3,906+12.2%Added
McCollum Christoferson Group LLC35,691$5.87M1.80%−693−1.9%Reduced
Amica Mutual Insurance Co35,315$5.81M0.68%00.0%Unchanged
GTS Securities LLC35,310$5.81M0.12%+27,479+350.9%Added
Rothschild Investment Corp35,263$5.80M0.49%+50.0%Added
Shell Asset Management Co35,202$5.79M0.24%−22,079−38.5%Reduced
Pathstone Family Office, LLC35,044$5.77M0.04%+17,730+102.4%Added
Geneos Wealth Management Inc.34,976$5.75M0.30%+33,923+3,221.6%Added
Blue Chip Partners, Inc.34,921$5.74M0.68%+13,141+60.3%Added
Vancity Investment Management Ltd34,870$5.73M0.74%00.0%Unchanged
FORA Capital, LLC34,649$5.70M0.50%+14,863+75.1%Added
NBW Capital LLC34,439$5.66M1.39%−313−0.9%Reduced
TD Waterhouse Canada Inc.32,211$5.60M0.06%−1,325−4.0%Reduced
HM Payson & Co33,708$5.54M0.13%+76+0.2%Added
Parsons Capital Management Inc33,498$5.51M0.44%−72−0.2%Reduced
Securian Asset Management, Inc33,430$5.50M0.16%−5,139−13.3%Reduced
Jump Financial, LLC33,350$5.48M0.20%+29,238+711.0%Added
Gamco Investors, Inc. Et Al33,271$5.47M0.06%+31,360+1,641.0%Added
Alapocas Investment Partners, Inc.33,251$5.47M3.98%+1,420+4.5%Added
M. Kulyk & Associates, LLC32,919$5.41M1.50%+2,997+10.0%Added
Princeton Capital Management LLC32,675$5.37M2.47%−4,660−12.5%Reduced
Boothbay Fund Management, LLC32,594$5.36M0.19%+32,594New
Appleton Partners Inc32,276$5.31M0.47%−26,501−45.1%Reduced
Twinbeech Capital LP32,157$5.29M0.10%−11,911−27.0%Reduced
AE Wealth Management LLC32,119$5.28M0.03%−1,361−4.1%Reduced
Hantz Financial Services, Inc.32,074$5.28M0.13%+7,585+31.0%Added
Atria Investments LLC32,074$5.27M0.09%+3,132+10.8%Added
Hartford Investment Management Co31,943$5.25M0.21%−909−2.8%Reduced
Cetera Advisors LLC31,637$5.20M0.08%+11,525+57.3%Added
Prudential PLC31,488$5.18M0.06%+3,354+11.9%Added
Avantax Advisory Services, Inc.31,303$5.15M0.06%+1,885+6.4%Added
Value Partners Investments Inc.31,073$5.11M0.42%+606+2.0%Added
Solidarilty Wealth, LLC30,962$5.09M1.85%+14,929+93.1%Added
Wilkins Investment Counsel Inc30,910$5.08M1.37%+2,710+9.6%Added
Kesler, Norman & Wride, LLC30,895$5.08M1.28%+354+1.2%Added
Candriam Luxembourg S.C.A.30,852$5.07M0.04%−601−1.9%Reduced
Brasada Capital Management, LP31,220$5.06M1.18%−1,096−3.4%Reduced
Cape Cod Five Cents Savings Bank30,554$5.02M0.27%+16,342+115.0%Added
Cullinan Associates Inc30,486$5.01M0.29%−20−0.1%Reduced
Steward Partners Investment Advisory, LLC30,396$5.00M0.08%−4,210−12.2%Reduced
Channing Capital Management, LLC30,027$4.94M0.16%−1,671−5.3%Reduced
Cincinnati Specialty Underwriters Insurance CO30,000$4.93M1.88%00.0%Unchanged
First Western Trust Bank29,830$4.91M0.26%−1,727−5.5%Reduced
Univest Financial Corp29,806$4.90M1.64%+2,718+10.0%Added
Intact Investment Management Inc.29,800$4.90M0.21%00.0%Unchanged
Advisory Services Network, LLC29,563$4.86M0.13%−98,149−76.9%Reduced
Duality Advisers, LP29,547$4.86M0.59%+29,547New
Fayez Sarofim & Co29,432$4.84M0.02%+50.0%Added
Cabot Wealth Management Inc29,430$4.84M0.74%+647+2.2%Added
Sit Investment Associates Inc29,256$4.81M0.13%−37,760−56.3%Reduced
Howe & Rusling Inc28,911$4.75M0.56%+15,261+111.8%Added
Louisiana State Employees Retirement System28,900$4.75M0.11%+100+0.3%Added
Lowell Blake & Associates Inc.28,874$4.75M1.34%+6,680+30.1%Added
Perpetual Ltd28,483$4.68M0.05%+7,494+35.7%Added
Heritage Trust Co28,430$4.68M0.73%−816−2.8%Reduced
W.G. Shaheen & Associates DBA Whitney & Co28,375$4.67M0.70%−262−0.9%Reduced
Bernzott Capital Advisors28,264$4.65M1.60%−2,921−9.4%Reduced
HB Wealth Management, LLC28,010$4.61M0.07%+1,860+7.1%Added
Jupiter Wealth Management LLC24,993$4.59M2.98%+4,192+20.2%Added
Beacon Harbor Wealth Advisors, Inc.27,574$4.54M1.51%+531+2.0%Added
Boyer & Corporon Wealth Management, LLC27,569$4.53M1.66%+789+2.9%Added
Beacon Pointe Advisors, LLC27,519$4.53M0.06%+3,842+16.2%Added
Great Valley Advisor Group, Inc.27,404$4.51M0.19%+18,995+225.9%Added