NEW YORK STATE TEACHERS RETIREMENT SYSTEM
PensionPosition in IRM — Iron Mountain Inc
CIK 314969
ALBANY, NY
Position in IRM
as of Jun 30, 2026
· filed Jul 23, 2026
Position Value
$28,151,467
+$4,876,213 QoQ
Shares Held
222,876
-2.2% QoQ
Ownership
0.075%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#109
of 1,159 holders
Holding Since
Mar 2020
26 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, 2026NEW YORK STATE TEACHERS RETIREMENT SYSTEM holds $286,935,485 across 13 REIT - Specialty names. IRM ranks #4 (9.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | EQIX |
Equinix Inc
|
71,492 | $74,522,545 | |
| 2 | AMT |
American Tower Corp /Ma/
|
343,582 | $56,199,707 | |
| 3 | DLR |
Digital Realty Trust, Inc.
|
226,290 | $40,637,158 | |
| 4 | IRM |
Iron Mountain Inc
This page
|
222,876 | $28,151,467 | |
| 5 | CCI |
Crown Castle Inc.
|
302,176 | $22,883,788 | |
| 6 | SBAC |
Sba Communications Corp
|
86,645 | $15,289,376 | |
| 7 | WY |
Weyerhaeuser Co
|
546,289 | $13,078,158 | |
| 8 | LAMR |
Lamar Advertising Co/New
|
81,733 | $12,748,713 |
All Filings in IRM
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $28,151,467 | 222,876 | Shares | Sole | 2026-07-23 | |
| 2026-03-31 | $23,275,254 | 227,876 | Shares | Sole | 2026-04-27 | |
| 2025-12-31 | $18,902,314 | 227,876 | Shares | Sole | 2026-01-30 | |
| 2025-09-30 | $23,229,067 | 227,870 | Shares | Sole | 2025-10-24 | |
| 2025-06-30 | $23,378,267 | 227,925 | Shares | Sole | 2025-07-28 | |
| 2025-03-31 | $19,594,663 | 227,739 | Shares | Sole | 2025-04-25 | |
| 2024-12-31 | $26,554,044 | 252,631 | Shares | Sole | 2025-01-30 | |
| 2024-09-30 | $31,036,970 | 261,188 | Shares | Sole | 2024-10-25 | |
| 2024-06-30 | $24,022,999 | 268,054 | Shares | Sole | 2024-07-24 | |
| 2024-03-31 | $23,068,315 | 287,599 | Shares | Sole | 2024-04-25 | |
| 2023-12-31 | $20,754,948 | 296,584 | Shares | Sole | 2024-01-24 | |
| 2023-09-30 | $18,791,847 | 316,095 | Shares | Sole | 2023-10-25 | |
| 2023-06-30 | $18,139,785 | 319,250 | Shares | Sole | 2023-07-27 | |
| 2023-03-31 | $17,090,882 | 323,018 | Shares | Sole | 2023-04-27 | |
| 2022-12-31 | $16,881,204 | 338,640 | Shares | Sole | 2023-01-27 | |
| 2022-09-30 | $14,988,405 | 340,878 | Shares | Sole | 2022-10-28 | |
| 2022-06-30 | $16,601,829 | 340,970 | Shares | Sole | 2022-08-01 | |
| 2022-03-31 | $18,786,483 | 339,045 | Shares | Sole | 2022-04-27 | |
| 2021-12-31 | $17,654,990 | 337,378 | Shares | Sole | 2022-01-24 | |
| 2021-09-30 | $15,634,743 | 359,833 | Shares | Sole | 2021-10-25 | |
| 2021-06-30 | $14,145,967 | 334,262 | Shares | Sole | 2021-07-21 | |
| 2021-03-31 | $13,975,198 | 377,606 | Shares | Sole | 2021-04-22 | |
| 2020-12-31 | $10,482,940 | 355,595 | Shares | Sole | 2021-01-25 | |
| 2020-09-30 | $9,429,892 | 351,993 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $9,186,599 | 351,977 | Shares | Sole | 2020-07-21 | |
| 2020-03-31 | $8,375,957 | 351,931 | Shares | Sole | 2020-04-29 | |
| No filing history on record for this holder in this stock. | ||||||