O'SHAUGHNESSY ASSET MANAGEMENT, LLC
Position in AMT — American Tower Corp /Ma/
CIK 1423442
Stamford, CT
Position in AMT
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$15,961,751
+$2,345,771 QoQ
Shares Held
92,489
+19.3% QoQ
Ownership
0.020%
of shares outstanding
% of Portfolio
0.09%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AMT Over Time
Shares Held
Position Value (USD)
Position in REIT - Specialty
Real Estate · as of Mar 31, 2026O'SHAUGHNESSY ASSET MANAGEMENT, LLC holds $56,594,675 across 12 REIT - Specialty names. AMT ranks #2 (28.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | EQIX |
Equinix Inc
|
16,645 | $16,316,094 | |
| 2 | AMT |
American Tower Corp /Ma/
This page
|
92,489 | $15,961,751 | |
| 3 | DLR |
Digital Realty Trust, Inc.
|
52,694 | $9,495,985 | |
| 4 | IRM |
Iron Mountain Inc
|
45,599 | $4,657,481 | |
| 5 | CCI |
Crown Castle Inc.
|
47,850 | $3,890,683 | |
| 6 | LAMR |
Lamar Advertising Co/New
|
17,030 | $2,157,019 | |
| 7 | SBAC |
Sba Communications Corp
|
9,067 | $1,560,521 | |
| 8 | WY |
Weyerhaeuser Co
|
41,405 | $1,011,524 |
All Filings in AMT
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $15,961,751 | 92,489 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $13,615,980 | 77,553 | Shares | Sole | 2026-02-11 | |
| 2025-09-30 | $20,702,094 | 107,644 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $26,110,639 | 118,137 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $20,902,003 | 96,057 | Shares | Sole | 2025-05-13 | |
| 2024-12-31 | $11,930,270 | 65,047 | Shares | Sole | 2025-02-12 | |
| 2024-09-30 | $11,624,046 | 49,983 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $7,840,900 | 40,338 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $7,957,542 | 40,273 | Shares | Sole | 2024-05-13 | |
| 2023-12-31 | $7,961,006 | 36,877 | Shares | Sole | 2024-02-09 | |
| 2023-09-30 | $3,839,578 | 23,348 | Shares | Sole | 2023-11-13 | |
| 2023-06-30 | $2,279,182 | 11,752 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $3,451,711 | 16,892 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $2,622,826 | 12,380 | Shares | Sole | 2023-02-10 | |
| 2022-09-30 | $2,741,719 | 12,770 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $3,741,070 | 14,637 | Shares | Sole | 2022-08-11 | |
| 2022-03-31 | $2,350,163 | 9,355 | Shares | Sole | 2022-05-13 | |
| 2021-09-30 | $1,961,114 | 7,389 | Shares | Sole | 2021-11-10 | |
| 2021-06-30 | $1,609,764 | 5,959 | Shares | Sole | 2021-08-09 | |
| 2021-03-31 | $1,167,329 | 4,883 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $1,076,734 | 4,797 | Shares | Sole | 2021-02-11 | |
| 2020-09-30 | $1,373,026 | 5,680 | Shares | Sole | 2020-11-12 | |
| 2020-06-30 | $1,318,812 | 5,101 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $1,947,338 | 8,943 | Shares | Sole | 2020-05-13 | |
| No filing history on record for this holder in this stock. | ||||||