Back to DIMENSIONAL FUND ADVISORS LP DIMENSIONAL FUND ADVISORS LP

IRMIRM
14 quarters

Position history for DIMENSIONAL FUND ADVISORS LPDIMENSIONAL FUND ADVISORS LP's holdings in IRON MTN INC DEL

DIMENSIONAL FUND ADVISORS LP holds 4.6M shares of IRM (IRON MTN INC DEL), worth $584.3M as of 2026-Q2. The position was increased (+1.6% shares). IRM represents 0.1% of DIMENSIONAL FUND ADVISORS LP's portfolio.

Current Value

$584.3M

Current Shares

4.6M

Total Value Change

+$361.1M

Total Shares Change

+406,494

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
4.6M
+1.6%
$584.3M0.1%$126.31
38
2026-Q1
Increased
4.6M
+2.8%
$464.9M0.1%$107.78
32
2025-Q4
Increased
4.4M
+1.9%
$367.4M0.1%$83.36
32
2025-Q3
Increased
4.3M
+1.3%
$443.2M0.1%$99.31
32
2025-Q2
Increased
4.3M
+0.8%
$440.3M0.1%$100.42
38
2025-Q1
Increased
4.3M
+0.9%
$366.2M0.1%$82.89
31
2024-Q4
Increased
4.2M
+0.4%
$443.5M0.1%$100.08
37
2024-Q3
Decreased
4.2M
-1.9%
$499.6M0.1%$111.95
0
2024-Q2
Decreased
4.3M
-0.0%
$384.1M0.1%$85.42
0
2024-Q1
Decreased
4.3M
-0.0%
$343.8M0.1%$75.89
0
2023-Q4
Decreased
4.3M
-0.4%
$300.1M0.1%$65.67
0
2023-Q3
Increased
4.3M
+0.8%
$255.9M0.1%$55.26
31
2023-Q2
Increased
4.3M
+1.2%
$242.7M0.1%$51.66
31
2023-Q1
New
4.2M
-
$223.2M0.1%$47.12
42

Other major holders of IRM: BNP PARIBAS FINANCIAL MARKETS, VANGUARD GROUP INC

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