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 2,132 institutions that hold shares in the stock, with a total of 425 Million shares, which have been reported (via 13F filing form) to have a value of $86.9 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Cerity Partners LLC
New York, NY |
Aug 13, 2025 Q2 2025 |
127,236
shares
|
$26 Million
0.05% of portfolio
|
Q2 2025
Added 56.63%
|
|
|
Boston Family Office LLC
Boston, MA |
Aug 13, 2025 Q2 2025 |
125,846
shares
|
$25.8 Million
1.85% of portfolio
|
Q2 2025
Reduced 0.58%
|
|
|
J. Safra Sarasin Holding Ag
Basel, V8 |
Jul 21, 2025 Q2 2025 |
125,359
shares
|
$25.7 Million
0.48% of portfolio
|
Q2 2025
Reduced 3.45%
|
|
|
Baird Financial Group, Inc.
Milwaukee, WI |
Aug 13, 2025 Q2 2025 |
124,872
shares
|
$25.6 Million
0.05% of portfolio
|
Q2 2025
Added 3.31%
|
|
|
Carnegie Capital Asset Management, LLC
|
Jul 30, 2025 Q2 2025 |
124,831
shares
|
$25.5 Million
0.58% of portfolio
|
Q2 2025
Added 0.03%
|
|
|
Mediolanum International Funds LTD
Dublin 1, L2 |
Aug 12, 2025 Q2 2025 |
124,501
shares
|
$25.5 Million
0.32% of portfolio
|
Q2 2025
Added 281.32%
|
|
|
Oppenheimer Asset Management Inc.
New York, NY |
Jul 31, 2025 Q2 2025 |
123,855
shares
|
$25.3 Million
0.33% of portfolio
|
Q2 2025
Reduced 5.8%
|
|
|
United Capital Financial Advisers, LLC
Newport Beach, CA |
Aug 11, 2025 Q2 2025 |
123,210
shares
|
$25.2 Million
0.22% of portfolio
|
Q2 2025
Reduced 1.61%
|
|
|
Xponance, Inc.
|
Aug 14, 2025 Q2 2025 |
122,833
shares
|
$25.1 Million
0.23% of portfolio
|
Q2 2025
Added 5.85%
|
|
|
Mill Capital Management, LLC
|
Aug 04, 2025 Q2 2025 |
122,065
shares
|
$25 Million
2.23% of portfolio
|
Q2 2025
Added 0.46%
|
|
|
Agf Investments Inc.
Toronto, A6 |
Nov 10, 2022 Q3 2022 |
121,195
shares
|
$24.8 Million
0.25% of portfolio
|
Q3 2022
Added 25.3%
|
|
|
Broad Run
Broad Run Investment Management, LLC | Arlington, Va
|
Aug 14, 2025 Q2 2025 |
120,300
shares
|
$24.6 Million
4.62% of portfolio
|
Q2 2025
Reduced 5.95%
|
|
|
Advisors Asset Management, Inc.
Monument, CO |
Aug 12, 2025 Q2 2025 |
120,258
shares
|
$24.6 Million
0.5% of portfolio
|
Q2 2025
Reduced 0.43%
|
|
|
Benchstone Capital Management LP
New York, NY |
Aug 14, 2025 Q2 2025 |
119,971
shares
|
$24.5 Million
2.34% of portfolio
|
Q2 2025
Reduced 47.06%
|
|
|
Mar Vista Investment Partners LLC
Los Angeles, CA |
Aug 08, 2025 Q2 2025 |
119,827
shares
|
$24.5 Million
2.2% of portfolio
|
Q2 2025
Added 0.0%
|
|
|
Boston Financial Mangement LLC
Boston, MA |
Feb 03, 2025 Q4 2024 |
118,546
shares
|
$24.3 Million
0.68% of portfolio
|
Q4 2024
Reduced 18.59%
|
|
|
O'Shaughnessy Asset Management, LLC
Stamford, CT |
Aug 12, 2025 Q2 2025 |
118,137
shares
|
$24.2 Million
0.18% of portfolio
|
Q2 2025
Added 22.99%
|
|
|
Greenleaf Trust
Kalamazoo, MI |
Jul 17, 2025 Q2 2025 |
117,287
shares
|
$24 Million
0.23% of portfolio
|
Q2 2025
Reduced 33.29%
|
|
|
Foresight Group LTD Liability Partnership
London, X0 |
Aug 13, 2025 Q2 2025 |
115,854
shares
|
$23.7 Million
3.59% of portfolio
|
Q2 2025
Reduced 18.63%
|
|
|
Ifm Investors Pty LTD
|
Jul 10, 2025 Q2 2025 |
115,679
shares
|
$23.7 Million
0.25% of portfolio
|
Q2 2025
Added 4.45%
|
|
|
Czech National Bank
Prague, 2N |
Jul 09, 2025 Q2 2025 |
114,429
shares
|
$23.4 Million
0.2% of portfolio
|
Q2 2025
Added 6.61%
|
|
|
Mai Capital Management
|
May 15, 2025 Q1 2025 |
113,278
shares
|
$23.2 Million
0.19% of portfolio
|
Q1 2025
Added 8.86%
|
|
|
Midwest Trust CO
Overland Park, KS |
Aug 07, 2025 Q2 2025 |
112,508
shares
|
$23 Million
0.34% of portfolio
|
Q2 2025
New holding
|
|
|
Impax Asset Management Group PLC
|
Aug 08, 2025 Q2 2025 |
112,455
shares
|
$23 Million
0.16% of portfolio
|
Q2 2025
Reduced 14.14%
|
|
|
First Trust Advisors LP
Wheaton, IL |
Aug 13, 2025 Q2 2025 |
109,124
shares
|
$22.3 Million
0.02% of portfolio
|
Q2 2025
Added 47.29%
|