Institutional Ownership American Tower Corp (AMT)
This table provides information about the institutional ownership of American Tower Corp (AMT). We have compiled data on the 2,071 institutions that hold shares in the stock, with a total of 424 Million shares, which have been reported (via 13F filing form) to have a value of $76.5 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Clearbridge Investments, LLC
New York, NY |
Nov 13, 2025 Q3 2025 |
3,677,219
shares
|
$664 Million
0.56% of portfolio
|
Q3 2025
Added 1.94%
|
|
|
Ubs Group Ag
|
Nov 13, 2025 Q3 2025 |
3,676,113
shares
|
$663 Million
0.12% of portfolio
|
Q3 2025
Added 16.68%
|
|
|
Wells Fargo & Company
San Francisco, CA |
Nov 13, 2025 Q3 2025 |
3,162,458
shares
|
$571 Million
0.12% of portfolio
|
Q3 2025
Added 0.91%
|
|
|
Massachusetts Financial Services CO
Boston, MA |
Oct 29, 2025 Q3 2025 |
3,018,979
shares
|
$545 Million
0.19% of portfolio
|
Q3 2025
Reduced 16.26%
|
|
|
Arrowstreet Capital, Limited Partnership
Boston, MA |
Nov 13, 2025 Q3 2025 |
2,796,007
shares
|
$505 Million
0.36% of portfolio
|
Q3 2025
Added 34.97%
|
|
|
Putnam Investments LLC
Boston, MA |
Feb 14, 2024 Q4 2023 |
2,666,350
shares
|
$481 Million
0.79% of portfolio
|
Q4 2023
Added 4.2%
|
|
|
Wellington Management Group LLP
Boston, MA |
Nov 14, 2025 Q3 2025 |
2,597,658
shares
|
$469 Million
0.09% of portfolio
|
Q3 2025
Reduced 65.67%
|
|
|
Amundi
Paris, I0 |
Nov 14, 2025 Q3 2025 |
2,117,850
shares
|
$382 Million
0.14% of portfolio
|
Q3 2025
Reduced 28.46%
|
|
|
American Century Companies Inc
Kansas City, MO |
Nov 12, 2025 Q3 2025 |
1,892,296
shares
|
$342 Million
0.19% of portfolio
|
Q3 2025
Added 16.31%
|
|
|
Ken Fisher
Fisher Asset Management, LLC | Camas, Wa
|
Nov 12, 2025 Q3 2025 |
1,835,008
shares
|
$331 Million
0.13% of portfolio
|
Q3 2025
Added 0.81%
|
|
|
William Von Mueffling
Cantillon Capital Management LLC
|
Oct 30, 2025 Q3 2025 |
1,815,816
shares
|
$328 Million
2.17% of portfolio
|
Q3 2025
Reduced 1.09%
|
|
|
Nordea Investment Management Ab
Stockholm, V7 |
Jan 08, 2026 Q4 2025 |
1,743,321
shares
|
$315 Million
0.28% of portfolio
|
Q4 2025
Added 10.43%
|
|
|
Neuberger Berman Group LLC
New York, NY |
Nov 12, 2025 Q3 2025 |
1,706,273
shares
|
$308 Million
0.25% of portfolio
|
Q3 2025
Reduced 2.73%
|
|
|
Cibc Bancorp Usa Inc.
Chicago, IL |
Nov 12, 2025 Q3 2025 |
1,605,196
shares
|
$290 Million
0.38% of portfolio
|
Q3 2025
Reduced 88.46%
|
|
|
Barrow Hanley Mewhinney & Strauss LLC
Dallas, TX |
Nov 13, 2025 Q3 2025 |
1,590,435
shares
|
$287 Million
1.03% of portfolio
|
Q3 2025
New holding
|
|
|
Barclays PLC
London, X0 |
Nov 12, 2025 Q3 2025 |
1,584,224
shares
|
$286 Million
0.04% of portfolio
|
Q3 2025
Added 88.56%
|
|
|
Hsbc Holdings PLC
London, X0 |
Nov 13, 2025 Q3 2025 |
1,551,844
shares
|
$280 Million
0.17% of portfolio
|
Q3 2025
Added 6.2%
|
|
|
Capital International Investors
Los Angeles, CA |
Nov 13, 2025 Q3 2025 |
1,506,470
shares
|
$272 Million
0.05% of portfolio
|
Q3 2025
Added 0.53%
|
|
|
Cibc Private Wealth Group, LLC
|
Nov 21, 2025 Q3 2025 |
1,419,295
shares
|
$256 Million
0.49% of portfolio
|
Q3 2025
Reduced 2.23%
|
|
|
Royal Bank Of Canada
Toronto, A6 |
Nov 14, 2025 Q3 2025 |
1,388,421
shares
|
$251 Million
0.05% of portfolio
|
Q2 2025
Reduced 38.45%
|
|
|
Loring Wolcott & Coolidge Fiduciary Advisors LLP
|
Oct 24, 2025 Q3 2025 |
1,377,912
shares
|
$249 Million
2.36% of portfolio
|
Q3 2025
Reduced 1.04%
|
|
|
Swiss National Bank
Zurich, V8 |
Nov 13, 2025 Q3 2025 |
1,349,500
shares
|
$244 Million
0.16% of portfolio
|
Q3 2025
Added 2.4%
|
|
|
California Public Employees Retirement System
Sacramento, CA |
Nov 14, 2025 Q3 2025 |
1,348,697
shares
|
$243 Million
0.16% of portfolio
|
Q3 2025
Reduced 5.48%
|
|
|
National Pension Service
Jeonju Si, Jeollabuk Do, M5 |
Nov 03, 2025 Q3 2025 |
1,240,270
shares
|
$224 Million
0.19% of portfolio
|
Q3 2025
Added 2.51%
|
|
|
Sumitomo Mitsui Trust Holdings, Inc.
|
Jan 23, 2026 Q4 2025 |
1,219,150
shares
|
$220 Million
0.13% of portfolio
|
Q4 2025
Reduced 1.89%
|
|