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ARIZONA STATE RETIREMENT SYSTEM

Pension

Position in IRM — Iron Mountain Inc

CIK 1558481 PHOENIX, AZ

Position in IRM

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$10,773,106
+$2,564,830 QoQ
Shares Held
85,291
+6.1% QoQ
Ownership
0.029%
of shares outstanding
% of Portfolio
0.05%
of 13F equity value
Holder Rank
#192
of 1,152 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, 2026

ARIZONA STATE RETIREMENT SYSTEM holds $109,170,845 across 13 REIT - Specialty names. IRM ranks #4 (9.9% of the industry book) .

# Ticker Company Shares Value (USD) Open
4 IRM
Iron Mountain Inc
This page
85,291 $10,773,106

All Filings in IRM

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $10,773,106 85,291
2026-03-31 $8,208,276 80,363
2025-12-31 $6,723,097 81,050
2025-09-30 $8,894,876 87,256
2025-06-30 $8,806,147 85,855
2025-03-31 $7,301,784 84,865
2024-12-31 $8,955,266 85,199
2024-09-30 $9,979,699 83,983
2024-06-30 $7,215,485 80,512
2024-03-31 $6,441,745 80,311
2023-12-31 $5,613,305 80,213
2023-09-30 $4,729,901 79,561
2023-06-30 $4,521,337 79,573
2023-03-31 $4,471,900 84,519
2022-12-31 $4,101,658 82,280
2022-09-30 $3,507,882 79,779
2022-06-30 $3,938,485 80,889
2022-03-31 $4,465,935 80,598
2021-12-31 $4,124,127 78,810
2021-09-30 $3,520,710 81,029
2021-06-30 $3,449,968 81,521
2021-03-31 $3,075,049 83,087
2020-12-31 $2,435,843 82,627
2020-09-30 $2,346,723 87,597
2020-06-30 $1,746,690 66,923
2020-03-31 $1,572,704 66,080