CENTERSQUARE INVESTMENT MANAGEMENT LLC
Position in IRM — Iron Mountain Inc
CIK 1725296
CONSHOHOCKEN, PA
Position in IRM
as of Jun 30, 2026
· filed Aug 7, 2026
Position Value
$293,541,155
+$57,593,160 QoQ
Shares Held
2,323,974
+0.6% QoQ
Ownership
0.781%
of shares outstanding
% of Portfolio
2.51%
of 13F equity value
Holder Rank
#19
of 1,152 holders
Holding Since
Mar 2020
18 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in IRM Over Time
Shares Held
Position Value (USD)
Position in REIT - Specialty
Real Estate · as of Jun 30, 2026CENTERSQUARE INVESTMENT MANAGEMENT LLC holds $2,053,802,120 across 9 REIT - Specialty names. IRM ranks #3 (14.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | EQIX |
Equinix Inc
|
914,083 | $952,830,977 | |
| 2 | DLR |
Digital Realty Trust, Inc.
|
3,611,509 | $648,554,785 | |
| 3 | IRM |
Iron Mountain Inc
This page
|
2,323,974 | $293,541,155 | |
| 4 | LAMR |
Lamar Advertising Co/New
|
361,934 | $56,454,464 | |
| 5 | AMT |
American Tower Corp /Ma/
|
329,330 | $53,868,508 | |
| 6 | CCI |
Crown Castle Inc.
|
358,530 | $27,151,476 | |
| 7 | SBAC |
Sba Communications Corp
|
74,110 | $13,077,450 | |
| 8 | WY |
Weyerhaeuser Co
|
315,599 | $7,555,440 |
All Filings in IRM
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $293,541,155 | 2,323,974 | Shares | Defined | 2026-08-07 | |
| 2026-03-31 | $235,947,995 | 2,310,045 | Shares | Defined | 2026-05-08 | |
| 2025-12-31 | $218,279,024 | 2,631,453 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $256,324,458 | 2,514,464 | Shares | Defined | 2025-11-12 | |
| 2025-06-30 | $208,311,052 | 2,030,916 | Shares | Defined | 2025-08-12 | |
| 2025-03-31 | $172,805,918 | 2,008,437 | Shares | Defined | 2025-05-09 | |
| 2024-12-31 | $179,344,145 | 1,706,252 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $207,622,032 | 1,747,219 | Shares | Defined | 2024-11-12 | |
| 2024-06-30 | $215,948,530 | 2,409,602 | Shares | Defined | 2024-08-12 | |
| 2024-03-31 | $123,401,960 | 1,538,486 | Shares | Defined | 2024-05-10 | |
| 2023-12-31 | $1,347,045 | 19,249 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $1,137,575 | 19,135 | Shares | Defined | 2023-11-13 | |
| 2023-06-30 | $1,059,011 | 18,638 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $705,660 | 13,337 | Shares | Defined | 2023-05-11 | |
| 2022-06-30 | $4,284 | 88 | Shares | Defined | 2022-08-12 | |
| 2020-09-30 | $55,592,864 | 2,075,135 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 | $68,080,988 | 2,608,467 | Shares | Defined | 2020-08-11 | |
| 2020-03-31 | $56,432,418 | 2,371,110 | Shares | Defined | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||