BOSTON, MA
AMERICAN TOWER CORP /MA/AMT— Latest position per institution from SEC 13F filings
15
Institutional holders
454.82M
Total shares held
55.02B
Estimated value
22.74M
Avg. position size
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
117.01M
Value
715.37K
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
63.76M
Value
11.19B
Filed
Dec 31, 2025
BLACKROCK, INC.
CIK 2012383
Shares
45.80M
Value
7.49B
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
38.11M
Value
7.41B
Filed
Jun 30, 2024
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
30.44M
Value
4.98B
Filed
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
27.85M
Value
4.56B
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
22.07M
Value
3.65B
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
13.84M
Value
2.26B
Filed
Jun 30, 2026
COHEN & STEERS, INC.
CIK 1284812
Shares
13.78M
Value
2.25M
Filed
Jun 30, 2026
FMR LLC
CIK 315066
Shares
11.38M
Value
1.86B
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
9.61M
Value
1.57B
Filed
Jun 30, 2026
JPMORGAN CHASE & CO
CIK 19617
Shares
8.85M
Value
1.49B
Filed
Jun 30, 2026
LAZARD ASSET MANAGEMENT LLC
CIK 1207017
Shares
8.40M
Value
1.37B
Filed
Jun 30, 2026
INVESCO LTD.
CIK 914208
Shares
7.07M
Value
1.16B
Filed
Jun 30, 2026
DEUTSCHE BANK AG\
CIK 948046
Shares
6.70M
Value
1.10B
Filed
Jun 30, 2026
CAPITAL WORLD INVESTORS
CIK 1422849
Shares
6.55M
Value
1.07B
Filed
Jun 30, 2026
NORGES BANK
CIK 1374170
Shares
6.37M
Value
1.04B
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
5.88M
Value
961.16M
Filed
Jun 30, 2026
PRINCIPAL FINANCIAL GROUP INC
CIK 1126328
Shares
5.74M
Value
939.30M
Filed
Jun 30, 2026
SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P.
CIK 1812095
Shares
5.61M
Value
917.20M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 117.01M | 715.37K | Jun 30, 2026 |
| 2 | VANGUARD GROUP INC | 102909 | 63.76M | 11.19B | Dec 31, 2025 |
| 3 | BLACKROCK, INC. | 2012383 | 45.80M | 7.49B | Jun 30, 2026 |
| 4 | BLACKROCK FINANCE, INC. | 1364742 | 38.11M | 7.41B | Jun 30, 2024 |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 30.44M | 4.98B | Jun 30, 2026 |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 27.85M | 4.56B | Jun 30, 2026 |
| 7 | STATE STREET CORP | 93751 | 22.07M | 3.65B | Jun 30, 2026 |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 13.84M | 2.26B | Jun 30, 2026 |
| 9 | COHEN & STEERS, INC. | 1284812 | 13.78M | 2.25M | Jun 30, 2026 |
| 10 | FMR LLC | 315066 | 11.38M | 1.86B | Jun 30, 2026 |
| 11 | MORGAN STANLEY | 895421 | 9.61M | 1.57B | Jun 30, 2026 |
| 12 | JPMORGAN CHASE & CO | 19617 | 8.85M | 1.49B | Jun 30, 2026 |
| 13 | LAZARD ASSET MANAGEMENT LLC | 1207017 | 8.40M | 1.37B | Jun 30, 2026 |
| 14 | INVESCO LTD. | 914208 | 7.07M | 1.16B | Jun 30, 2026 |
| 15 | DEUTSCHE BANK AG\ | 948046 | 6.70M | 1.10B | Jun 30, 2026 |
| 16 | CAPITAL WORLD INVESTORS | 1422849 | 6.55M | 1.07B | Jun 30, 2026 |
| 17 | NORGES BANK | 1374170 | 6.37M | 1.04B | Jun 30, 2026 |
| 18 | DIMENSIONAL FUND ADVISORS LP | 354204 | 5.88M | 961.16M | Jun 30, 2026 |
| 19 | PRINCIPAL FINANCIAL GROUP INC | 1126328 | 5.74M | 939.30M | Jun 30, 2026 |
| 20 | SIXTH STREET PARTNERS MANAGEMENT COMPANY, L.P. | 1812095 | 5.61M | 917.20M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.