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 2,086 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 |
|---|---|---|---|---|---|
|
Madison Investment Advisors, LLC
Madison, WI |
Feb 10, 2025 Q4 2024 |
161,703
shares
|
$29.2 Million
0.33% of portfolio
|
Q4 2024
New holding
|
|
|
Nisa Investment Advisors, LLC
|
Jan 15, 2026 Q4 2025 |
159,823
shares
|
$28.8 Million
0.1% of portfolio
|
Q4 2025
Reduced 6.3%
|
|
|
Quintet Private Bank (Europe) S.A.
Luxembourg, N4 |
Oct 07, 2025 Q3 2025 |
156,922
shares
|
$28.3 Million
1.69% of portfolio
|
Q3 2025
Added 6.42%
|
|
|
Gw&K Investment Management, LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
155,926
shares
|
$28.1 Million
0.27% of portfolio
|
Q3 2025
Reduced 1.05%
|
|
|
Benchstone Capital Management LP
New York, NY |
Nov 14, 2025 Q3 2025 |
155,638
shares
|
$28.1 Million
4.08% of portfolio
|
Q3 2025
Added 29.73%
|
|
|
Clal Insurance Enterprises Holdings LTD
Tel Aviv, L3 |
Nov 12, 2025 Q3 2025 |
155,134
shares
|
$28 Million
0.23% of portfolio
|
Q3 2025
Reduced 30.03%
|
|
|
Strs Ohio
|
Oct 30, 2025 Q3 2025 |
154,267
shares
|
$27.8 Million
0.11% of portfolio
|
Q3 2025
Reduced 2.45%
|
|
|
Cubist Systematic Strategies, LLC
Stamford, CT |
Nov 14, 2025 Q3 2025 |
150,320
shares
|
$27.1 Million
0.15% of portfolio
|
Q3 2025
New holding
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
Nov 14, 2025 Q3 2025 |
150,068
shares
|
$27.1 Million
0.02% of portfolio
|
Q3 2025
Added 3796.86%
|
|
|
Aptus Capital Advisors, LLC
|
Nov 12, 2025 Q3 2025 |
149,633
shares
|
$27 Million
0.23% of portfolio
|
Q3 2025
Added 3.2%
|
|
|
Eastern Bank
|
Jan 14, 2026 Q4 2025 |
147,774
shares
|
$26.7 Million
0.47% of portfolio
|
Q4 2025
Added 6.24%
|
|
|
Saudi Central Bank
Riyadh, T0 |
Nov 12, 2025 Q3 2025 |
147,673
shares
|
$26.7 Million
1.09% of portfolio
|
Q2 2025
Added 80157.07%
|
|
|
Calamos Advisors LLC
|
Oct 20, 2025 Q3 2025 |
146,585
shares
|
$26.5 Million
0.15% of portfolio
|
Q3 2025
Added 0.29%
|
|
|
Lido Advisors, LLC
Los Angeles, CA |
Nov 14, 2025 Q3 2025 |
143,896
shares
|
$26 Million
0.09% of portfolio
|
Q3 2025
Added 9.87%
|
|
|
Fifth Third Bancorp
|
Nov 07, 2025 Q3 2025 |
141,418
shares
|
$25.5 Million
0.09% of portfolio
|
Q3 2025
Reduced 6.4%
|
|
|
Ancora Advisors, LLC
Cleveland, OH |
Nov 14, 2025 Q3 2025 |
139,946
shares
|
$25.3 Million
0.6% of portfolio
|
Q3 2025
Added 0.77%
|
|
|
Glenmede Investment Management, LP
Philadelphia, PA |
Nov 13, 2025 Q3 2025 |
139,907
shares
|
$25.2 Million
0.13% of portfolio
|
Q3 2025
Added 52.94%
|
|
|
Victory Capital Management Inc
|
Nov 12, 2025 Q3 2025 |
139,496
shares
|
$25.2 Million
0.02% of portfolio
|
Q3 2025
Added 4.02%
|
|
|
Met Life Investment Management, LLC
Whippany, NJ |
Nov 13, 2025 Q3 2025 |
138,322
shares
|
$25 Million
0.13% of portfolio
|
Q3 2025
Reduced 1.6%
|
|
|
Wiley Bros. Aintree Capital, LLC
|
Nov 14, 2025 Q3 2025 |
137,770
shares
|
$24.9 Million
0.18% of portfolio
|
Q3 2025
Reduced 12.79%
|
|
|
Arizona State Retirement System
|
Nov 03, 2025 Q3 2025 |
136,734
shares
|
$24.7 Million
0.14% of portfolio
|
Q3 2025
Reduced 0.08%
|
|
|
Klingenstein Fields & CO LP
|
Nov 14, 2025 Q3 2025 |
134,983
shares
|
$24.4 Million
1.0% of portfolio
|
Q3 2025
Reduced 1.11%
|
|
|
State Of Michigan Retirement System
|
Nov 05, 2025 Q3 2025 |
134,884
shares
|
$24.3 Million
0.13% of portfolio
|
Q3 2025
Reduced 0.44%
|
|
|
Impax Asset Management Group PLC
|
Nov 06, 2025 Q3 2025 |
134,031
shares
|
$24.2 Million
0.17% of portfolio
|
Q3 2025
Added 19.19%
|
|
|
J. Stern & Co. LLP
London, X0 |
Nov 14, 2025 Q3 2025 |
133,542
shares
|
$24.1 Million
1.94% of portfolio
|
Q3 2025
Reduced 2.66%
|
|