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O'SHAUGHNESSY ASSET MANAGEMENT, LLC

Position in IRM — Iron Mountain Inc

CIK 1423442 Stamford, CT

Position in IRM

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$4,518,866
-$138,615 QoQ
Shares Held
35,776
-21.5% QoQ
Ownership
0.012%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#292
of 1,160 holders
Holding Since
Mar 2020
25 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

O'SHAUGHNESSY ASSET MANAGEMENT, LLC holds $60,244,889 across 12 REIT - Specialty names. IRM ranks #5 (7.5% of the industry book) .

# Ticker Company Shares Value (USD) Open
5 IRM
Iron Mountain Inc
This page
35,776 $4,518,866

All Filings in IRM

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25 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $4,518,866 35,776
2026-03-31 $4,657,481 45,599
2025-12-31 $2,691,561 32,448
2025-09-30 $3,782,381 37,104
2025-06-30 $3,746,471 36,526
2025-03-31 $2,440,868 28,369
2024-12-31 $2,572,357 24,473
2024-09-30 $2,550,685 21,465
2024-06-30 $1,638,970 18,288
2024-03-31 $1,230,742 15,344
2023-12-31 $800,431 11,438
2023-09-30 $462,283 7,776
2023-06-30 $386,205 6,797
2023-03-31 $339,470 6,416
2022-12-31 $323,426 6,488
2022-09-30 $278,945 6,344
2022-06-30 $215,550 4,427
2022-03-31 $255,550 4,612
2021-09-30 $136,650 3,145
2021-06-30 $132,038 3,120
2021-03-31 $48,187 1,302
2020-12-31 $5,041 171
2020-09-30 $10,501 392
2020-06-30 $2,270 87
2020-03-31 $23 1