Institutional Ownership Iron Mountain Inc (IRM)
This table provides information about the institutional ownership of Iron Mountain Inc (IRM). We have compiled data on the 1,159 institutions that hold shares in the stock, with a total of 245 Million shares, which have been reported (via 13F filing form) to have a value of $22.4 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Ken Fisher
Fisher Asset Management, LLC | Camas, Wa
|
Nov 12, 2025 Q3 2025 |
4,597
shares
|
$420,027
0.0% of portfolio
|
Q3 2025
Reduced 9.24%
|
|
|
Aspen Investment Management Inc
Grand Rapids, MI |
Nov 12, 2025 Q3 2025 |
4,539
shares
|
$414,728
0.18% of portfolio
|
Q3 2025
Added 0.09%
|
|
|
Horizon Investments, LLC
Charlotte, NC |
Nov 14, 2025 Q3 2025 |
4,536
shares
|
$414,454
0.0% of portfolio
|
Q3 2025
Reduced 8.36%
|
|
|
Welch Group, LLC
|
Oct 14, 2025 Q3 2025 |
4,531
shares
|
$413,997
0.02% of portfolio
|
Q4 2022
New holding
|
|
|
Hancock Whitney Corp
|
Nov 17, 2025 Q3 2025 |
4,529
shares
|
$413,814
0.01% of portfolio
|
Q3 2025
Reduced 6.19%
|
|
|
Bryn Mawr Trust CO
Bryn Mawr, PA |
Nov 20, 2025 Q3 2025 |
4,520
shares
|
$412,992
0.01% of portfolio
|
Q3 2025
Reduced 36.0%
|
|
|
Nbc Securities, Inc.
Birmingham, AL |
Nov 14, 2025 Q3 2025 |
4,519
shares
|
$412,901
0.04% of portfolio
|
Q3 2025
Reduced 0.33%
|
|
|
Hilltop Holdings Inc.
Dallas, TX |
Nov 14, 2025 Q3 2025 |
4,518
shares
|
$412,809
0.03% of portfolio
|
Q3 2025
Reduced 0.88%
|
|
|
Comerica Securities,Inc.
|
Oct 26, 2023 Q3 2023 |
4,514
shares
|
$412,444
0.02% of portfolio
|
Q3 2023
Reduced 3.92%
|
|
|
Corient Capital Partners, LLC
Newport Beach, CA |
Nov 14, 2022 Q3 2022 |
4,504
shares
|
$411,530
0.02% of portfolio
|
Q3 2022
New holding
|
|
|
Essex Savings Bank
|
Nov 04, 2025 Q3 2025 |
4,495
shares
|
$410,708
0.11% of portfolio
|
Q1 2025
Reduced 3.23%
|
|
|
Private Portfolio Partners LLC
|
Feb 12, 2025 Q4 2024 |
4,480
shares
|
$409,337
0.09% of portfolio
|
Q3 2024
New holding
|
|
|
Teamwork Financial Advisors, LLC
|
Oct 08, 2025 Q3 2025 |
4,469
shares
|
$408,332
0.05% of portfolio
|
Q3 2025
Reduced 0.16%
|
|
|
Kula Investments, LLC
Chicago, IL |
May 15, 2023 Q1 2023 |
4,465
shares
|
$407,967
0.06% of portfolio
|
Q1 2023
New holding
|
|
|
Life Pro Asset Management
|
Oct 09, 2024 Q3 2024 |
4,458
shares
|
$407,327
0.4% of portfolio
|
Q3 2024
Added 0.07%
|
|
|
Rmb Capital Management, LLC
|
Nov 13, 2025 Q3 2025 |
4,421
shares
|
$403,946
0.01% of portfolio
|
Q3 2025
Reduced 8.9%
|
|
|
Quest Investment Management LLC
Lake Oswego, OR |
Nov 14, 2025 Q3 2025 |
4,421
shares
|
$403,946
0.06% of portfolio
|
Q3 2025
Added 0.16%
|
|
|
Putney Financial Group LLC
San Rafael, CA |
Nov 07, 2025 Q3 2025 |
4,359
shares
|
$398,281
0.44% of portfolio
|
Q3 2025
Reduced 6.16%
|
|
|
Ameliora Wealth Management Ltd.
Zurich, V8 |
Nov 12, 2025 Q3 2025 |
4,350
shares
|
$397,459
0.15% of portfolio
|
Q2 2025
Added 29.85%
|
|
|
Prestige Wealth Management Group LLC
|
Nov 10, 2025 Q3 2025 |
4,338
shares
|
$396,363
0.09% of portfolio
|
Q3 2025
Added 3.98%
|
|
|
Armstrong Advisory Group, Inc
Needham, MA |
Oct 08, 2025 Q3 2025 |
4,335
shares
|
$396,088
0.03% of portfolio
|
Q2 2024
Reduced 3.3%
|
|
|
Wealth Bridge Capital Management, LLC
Westerville, OH |
Nov 07, 2025 Q3 2025 |
4,311
shares
|
$393,896
0.11% of portfolio
|
Q3 2025
Added 0.63%
|
|
|
Profund Advisors LLC
|
Nov 05, 2025 Q3 2025 |
4,290
shares
|
$391,977
0.01% of portfolio
|
Q3 2025
Reduced 0.97%
|
|
|
Bco Wealth Management LLC
Carlsbad, NM |
Oct 14, 2025 Q3 2025 |
4,275
shares
|
$390,606
0.29% of portfolio
|
Q4 2024
New holding
|
|
|
Fil LTD
Hamilton, D0 |
Nov 13, 2025 Q3 2025 |
4,274
shares
|
$390,515
0.0% of portfolio
|
Q3 2025
Added 3.96%
|
|