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 2,089 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 |
|---|---|---|---|---|---|
|
Custom Index Systems, LLC
New York, NY |
Oct 29, 2025 Q3 2025 |
1,224
shares
|
$220,895
0.07% of portfolio
|
Q3 2025
Added 31.05%
|
|
|
Allen Capital Group, LLC
|
Oct 27, 2025 Q3 2025 |
1,223
shares
|
$220,714
0.02% of portfolio
|
Q3 2025
Reduced 14.12%
|
|
|
Torray LLC
|
Oct 22, 2025 Q3 2025 |
1,221
shares
|
$220,353
0.03% of portfolio
|
Q3 2025
Reduced 57.97%
|
|
|
Zacks Investment Management
Chicago, IL |
Nov 14, 2025 Q3 2025 |
1,216
shares
|
$219,451
0.0% of portfolio
|
Q3 2025
Added 12.28%
|
|
|
First Trust Investment Solutions L.P.
Naples, FL |
Nov 13, 2024 Q3 2024 |
1,212
shares
|
$218,729
0.03% of portfolio
|
Q3 2024
Added 0.25%
|
|
|
Grimes & Company, Inc.
|
Oct 27, 2025 Q3 2025 |
1,209
shares
|
$218,188
0.01% of portfolio
|
Q3 2025
Reduced 1.55%
|
|
|
Sentry Investment Management LLC
|
Nov 05, 2025 Q3 2025 |
1,209
shares
|
$218,188
0.15% of portfolio
|
Q3 2025
Reduced 19.13%
|
|
|
Tiemann Investment Advisors, LLC
Menlo Park, CA |
Nov 13, 2025 Q3 2025 |
1,207
shares
|
$217,827
0.09% of portfolio
|
Q3 2025
Reduced 40.54%
|
|
|
Agh Wealth Advisors, LLC
Wichita, KS |
Nov 03, 2025 Q3 2025 |
1,207
shares
|
$217,827
0.17% of portfolio
|
Q3 2025
Reduced 7.65%
|
|
|
Somerville Kurt F
|
Nov 07, 2025 Q3 2025 |
1,205
shares
|
$217,466
0.04% of portfolio
|
Q2 2025
Reduced 29.33%
|
|
|
Jt Stratford LLC
Gainesville, GA |
Nov 12, 2025 Q3 2025 |
1,202
shares
|
$216,924
0.03% of portfolio
|
Q2 2025
Added 8.88%
|
|
|
Smh Capital Advisors Inc
|
Nov 12, 2025 Q3 2025 |
1,200
shares
|
$216,564
0.89% of portfolio
|
Q3 2025
New holding
|
|
|
Banco Santander, S.A.
|
Nov 12, 2025 Q3 2025 |
1,200
shares
|
$216,564
0.0% of portfolio
|
Q3 2025
Reduced 9.37%
|
|
|
Catalyst Capital Advisors LLC
Huntington, NY |
Nov 12, 2025 Q3 2025 |
1,200
shares
|
$216,564
0.0% of portfolio
|
Q3 2025
Added 32.3%
|
|
|
Crumly & Associates Inc.
|
Jan 14, 2026 Q4 2025 |
1,199
shares
|
$216,383
0.06% of portfolio
|
Q4 2025
Reduced 26.22%
|
|
|
Relyea Zuckerberg Hanson LLC
|
Oct 21, 2025 Q3 2025 |
1,198
shares
|
$216,203
0.03% of portfolio
|
Q3 2025
Reduced 16.22%
|
|
|
Gerber Kawasaki Wealth & Investment Management
|
Nov 12, 2025 Q3 2025 |
1,196
shares
|
$215,842
0.01% of portfolio
|
Q3 2025
Added 0.25%
|
|
|
Beck Bode, LLC
|
Nov 14, 2025 Q3 2025 |
1,193
shares
|
$215,300
0.04% of portfolio
|
Q3 2025
Reduced 98.38%
|
|
|
First County Bank /Ct/
Stamford, CT |
Jan 14, 2026 Q4 2025 |
1,191
shares
|
$214,939
0.11% of portfolio
|
Q4 2025
Reduced 8.17%
|
|
|
Koss Olinger Consulting, LLC
|
Oct 20, 2025 Q3 2025 |
1,189
shares
|
$214,578
0.02% of portfolio
|
Q2 2025
Added 0.17%
|
|
|
Castle Wealth Management LLC
|
Oct 31, 2025 Q3 2025 |
1,186
shares
|
$214,037
0.11% of portfolio
|
Q1 2025
Added 1.11%
|
|
|
Flow Traders U.S. LLC
New York, NY |
Nov 14, 2025 Q3 2025 |
1,186
shares
|
$214,037
0.01% of portfolio
|
Q3 2025
New holding
|
|
|
Keynote Financial Services LLC
Vernon, CT |
Oct 31, 2025 Q3 2025 |
1,182
shares
|
$213,315
0.14% of portfolio
|
Q2 2025
Reduced 5.97%
|
|
|
Northside Capital Management, LLC
|
Jan 07, 2026 Q4 2025 |
1,180
shares
|
$212,954
0.02% of portfolio
|
Q4 2023
New holding
|
|
|
Hudson Bay Capital Management LP
Greenwich, CT |
Dec 15, 2025 Q3 2025 |
1,179
shares
|
$212,774
0.0% of portfolio
|
Q3 2025
Reduced 98.34%
|
|