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Iron Mountain
IRM
124.640
3.22% ( +3.890 )
Closed: Jul 30, 16:00:00 (EDT)
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Overview
Overview
Options
Options
News
News
Posts
Posts
Financials
Financials
Forecast
Forecast
Valuation
Valuation
Shareholders
Shareholders
Profile
Profile
All Shareholders
Institutional Holders
Insiders
All Shareholders
Shareholder Type
Institutions
87.03%
Public and others
12.02%
Individuals & Insiders
0.84%
State-owned enterprises
0.11%
Major Shareholders
Latest
Major Shareholders Latest
Shareholder
% Held
Shares Held
Change %
Shares Changed
Report Date
BlackRock, Inc.
11.10%
33.02M
0.03%
+101.70K
03/31/2026
Vanguard Portfolio Management, LLC
8.41%
25.02M
--
+25.02M
03/31/2026
Vanguard Capital Management, LLC
6.30%
18.76M
--
+18.76M
03/31/2026
State Street Global Advisors, Inc.
5.90%
17.55M
0.19%
+662.84K
03/31/2026
Cohen & Steers Capital Management, Inc.
4.84%
14.41M
0.59%
-1.76M
04/30/2026
Geode Capital Management, LLC
2.85%
8.49M
0.05%
+193.47K
03/31/2026
FMR LLC
2.44%
7.25M
0.21%
-570.30K
03/31/2026
Principal Global Investors, LLC
1.54%
4.58M
0.11%
+365.86K
03/31/2026
Dimensional Fund Advisors LP
1.53%
4.55M
0.03%
+122.93K
03/31/2026
Norges Bank Investment Management
1.49%
4.45M
<0.01%
+0
12/31/2025
Northern Trust Global Investments
1.40%
4.15M
<0.01%
-2.08K
03/31/2026
Charles Schwab Investment Management, Inc.
1.35%
4.01M
<0.01%
+0
06/30/2026
Legal & General Investment Management Limited
1.05%
3.14M
0.08%
-221.35K
03/31/2026
Daiwa Asset Management Co., Ltd.
1.04%
3.11M
0.19%
-546.65K
03/31/2026
Morgan Stanley
0.90%
2.68M
0.30%
+904.13K
03/31/2026
PGIM, Inc.
0.81%
2.42M
0.03%
+105.61K
03/31/2026
CenterSquare Investment Management LLC
0.76%
2.25M
0.02%
-53.45K
03/31/2026
Vontobel Asset Management, Inc.
0.71%
2.12M
0.14%
+427.63K
03/31/2026
Invesco Ltd.
0.66%
1.98M
0.12%
-342.01K
03/31/2026
RREEF America L.L.C.
0.66%
1.96M
0.16%
+491.65K
03/31/2026