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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 2023

Institutional positions in American Tower Corp as of Mar 31, 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
1,706
+31 vs. Q4 2022
Shares held
459.7M
+35.2M (+8.3%) vs. Q4 2022
Total value
$86.3B
−$3.51B (−3.9%) vs. Q4 2022
New holders
145
755 more added
Sold out
114
587 more reduced

36 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2023: 1,706 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 2023: $86.3B
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 2023

Shares, value and share of portfolio for each institution holding American Tower Corp; share changes are against Q4 2022.

Institutions holding AMT in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
British Columbia Investment Management Corp41,554$8.49M0.09%+268+0.6%Added
Zeno Research, LLC41,438$8.47M5.67%−4,868−10.5%Reduced
Sumitomo Mitsui DS Asset Management Company, Ltd40,904$8.36M0.15%+1,776+4.5%Added
Sandy Spring Bank40,869$8.35M0.47%+350+0.9%Added
1623 Capital LLC40,801$8.34M5.36%00.0%Unchanged
Formuepleje A/S40,676$8.31M0.61%+9,090+28.8%Added
Palisade Asset Management, LLC40,473$8.27M1.01%+9,122+29.1%Added
Gratus Capital LLC40,463$8.27M0.64%+40,463New
NewEdge Wealth, LLC40,435$8.26M0.31%−5,514−12.0%Reduced
Dai-Ichi Life Insurance Company, Ltd40,017$8.18M0.18%−18,127−31.2%Reduced
Aristotle Atlantic Partners, LLC40,000$8.17M0.42%00.0%Unchanged
National Bank of Canada39,993$8.17M0.02%+14,846+59.0%Added
Cantor Fitzgerald, L. P.39,507$8.07M0.17%−100.0%Reduced
Hartford Investment Management Co39,375$8.05M0.27%+5,512+16.3%Added
Securian Asset Management, Inc39,065$7.98M0.21%+345+0.9%Added
Kovitz Investment Group Partners, LLC38,910$7.95M0.14%−3,550−8.4%Reduced
Lockheed Martin Investment Management Co38,625$7.89M0.45%−17,290−30.9%Reduced
Manning & Napier Group, LLC38,451$7.86M0.09%+7,901+25.9%Added
Amica Mutual Insurance Co38,386$7.84M0.87%+16,280+73.6%Added
Stephens Inc38,369$7.84M0.15%+3,360+9.6%Added
PFS Investments Inc.37,765$7.81M0.14%−11,425−23.2%Reduced
Telemus Capital, LLC37,948$7.75M0.68%+9,401+32.9%Added
Whittier Trust Co of Nevada Inc37,907$7.75M0.28%+1,174+3.2%Added
Princeton Capital Management LLC37,906$7.75M3.32%−3,781−9.1%Reduced
Meitav Dash Investments Ltd37,020$7.68M0.13%00.0%Unchanged
BLB&B Advisors, LLC37,487$7.66M0.57%+826+2.3%Added
Gateway Investment Advisers LLC37,199$7.60M0.09%−109,740−74.7%Reduced
Kentucky Retirement Systems36,814$7.52M0.28%+209+0.6%Added
John G Ullman & Associates Inc36,515$7.46M1.16%+13,266+57.1%Added
Oregon Public Employees Retirement Fund36,121$7.38M0.09%+450+1.3%Added
McCollum Christoferson Group LLC35,904$7.34M2.26%−605−1.7%Reduced
NBW Capital LLC35,590$7.27M1.77%+8,863+33.2%Added
FORA Capital, LLC35,551$7.26M0.73%+19,816+125.9%Added
Skylands Capital, LLC35,550$7.26M1.06%−100−0.3%Reduced
Elo Mutual Pension Insurance Co35,460$7.25M0.23%−582−1.6%Reduced
Bank of Nova Scotia35,454$7.24M0.02%−5,856−14.2%Reduced
Fiduciary Group LLC34,935$7.14M0.93%+446+1.3%Added
Vancity Investment Management Ltd34,870$7.13M1.00%+1,304+3.9%Added
Walleye Capital LLC34,626$7.08M0.14%+26,247+313.2%Added
Cetera Advisor Networks LLC34,266$7.00M0.05%+1,579+4.8%Added
Wealthfront Advisers LLC34,176$6.98M0.03%−1,929−5.3%Reduced
Miller Howard Investments Inc34,128$6.97M0.25%+8,347+32.4%Added
Parsons Capital Management Inc34,125$6.97M0.56%−7,316−17.7%Reduced
Rothschild Investment Corp34,019$6.95M0.61%+3,801+12.6%Added
Capital Analysts, LLC33,532$6.85M0.39%+2,195+7.0%Added
HM Payson & Co33,502$6.85M0.16%−60−0.2%Reduced
UBS Oconnor LLC33,498$6.84M0.16%+33,498New
Steward Partners Investment Advisory, LLC33,452$6.84M0.11%+1,333+4.2%Added
Ethic Inc.33,276$6.80M0.28%+8,510+34.4%Added
Cullinan Associates Inc33,214$6.79M0.40%+2,200+7.1%Added
Flputnam Investment Management Co33,158$6.78M0.22%−7,017−17.5%Reduced
Zweig-DiMenna Associates LLC32,800$6.70M0.91%−10,800−24.8%Reduced
Connors Investor Services Inc32,779$6.70M0.79%+32,779New
Nicholas Company, Inc.32,750$6.69M0.14%+6,565+25.1%Added
Brasada Capital Management, LP32,503$6.64M1.48%−19,904−38.0%Reduced
First Western Trust Bank32,186$6.58M0.34%+1,362+4.4%Added
Channing Capital Management, LLC32,116$6.56M0.21%−12,055−27.3%Reduced
Novare Capital Management LLC32,111$6.56M0.75%−294−0.9%Reduced
Bridgewater Associates, LP31,672$6.47M0.04%−67,255−68.0%Reduced
Alapocas Investment Partners, Inc.31,577$6.45M5.34%+1,004+3.3%Added
Exencial Wealth Advisors, LLC31,459$6.43M0.33%+4,555+16.9%Added
Covalis Capital LLP31,161$6.37M1.80%+31,161New
Kingsview Wealth Management, LLC30,901$6.31M0.27%+610+2.0%Added
Pallas Capital Advisors LLC30,474$6.21M0.58%+1,931+6.8%Added
Louisiana State Employees Retirement System30,300$6.19M0.16%+200+0.7%Added
Cincinnati Specialty Underwriters Insurance CO30,000$6.13M2.44%00.0%Unchanged
Norinchukin Bank, The29,973$6.12M0.12%+902+3.1%Added
Mattern Capital Management, LLC29,906$6.11M1.08%+2,029+7.3%Added
Kesler, Norman & Wride, LLC29,771$6.08M1.53%+1,651+5.9%Added
Heritage Trust Co29,722$6.07M0.96%−27−0.1%Reduced
Ravenstone Capital Management Inc.29,645$6.06M4.89%−2,470−7.7%Reduced
Pinnbrook Capital Management LP29,511$6.03M3.52%+29,511New
Fayez Sarofim & Co29,125$5.95M0.02%+2,020+7.5%Added
Value Partners Investments Inc.29,103$5.95M0.49%+25,062+620.2%Added
Cubist Systematic Strategies, LLC28,845$5.89M0.05%−3,234−10.1%Reduced
W.G. Shaheen & Associates DBA Whitney & Co28,637$5.85M0.93%+375+1.3%Added
Prudential PLC28,468$5.82M0.07%+100.0%Added
Blue Chip Partners, Inc.28,276$5.78M0.69%+7,241+34.4%Added
CWM, LLC28,070$5.74M0.04%+1,823+6.9%Added
Eagle Global Advisors LLC27,905$5.70M0.38%−690−2.4%Reduced
Atria Investments LLC27,864$5.69M0.11%−2,597−8.5%Reduced
Commerce Bank27,809$5.68M0.04%+304+1.1%Added
Integrated Advisors Network LLC27,339$5.59M0.34%+633+2.4%Added
First National Bank of Omaha27,300$5.58M0.34%−1,066−3.8%Reduced
Wilkins Investment Counsel Inc27,190$5.56M1.46%−75−0.3%Reduced
Walleye Trading LLC27,044$5.53M0.20%+15,411+132.5%Added
Quadrature Capital Ltd26,998$5.51M0.15%−42,741−61.3%Reduced
Beacon Harbor Wealth Advisors, Inc.26,810$5.48M1.91%+26,810New
Boyer & Corporon Wealth Management, LLC26,689$5.45M1.73%+2,271+9.3%Added
Cabot Wealth Management Inc26,692$5.45M0.86%+26,692New
Hoylecohen, LLC26,668$5.45M0.51%+244+0.9%Added
JustInvest LLC26,922$5.43M0.19%+5,941+28.3%Added
M. Kulyk & Associates, LLC26,485$5.41M1.64%+1,197+4.7%Added
Hennion & Walsh Asset Management, Inc.26,441$5.40M0.33%−1,401−5.0%Reduced
Fragasso Group Inc.26,237$5.36M0.61%+721+2.8%Added
ExodusPoint Capital Management, LP26,237$5.36M0.06%+26,237New
Beacon Pointe Advisors, LLC26,173$5.35M0.09%+318+1.2%Added
Man Group plc–$5.34M0.02%––
Mercer Global Advisors Inc26,035$5.32M0.02%+1,337+5.4%Added
Baskin Financial Services Inc.25,890$5.29M0.56%+1,938+8.1%Added