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 |
|---|---|---|---|---|---|
|
D.A. Davidson & Co.
|
Oct 22, 2025 Q3 2025 |
29,870
shares
|
$2.73 Million
0.02% of portfolio
|
Q3 2025
Added 1.14%
|
|
|
Knights Of Columbus Asset Advisors LLC
New Haven, CT |
Nov 03, 2025 Q3 2025 |
29,802
shares
|
$2.72 Million
0.18% of portfolio
|
Q3 2025
Reduced 55.27%
|
|
|
Kistler Tiffany Companies, LLC
Berwyn, PA |
Aug 01, 2023 Q2 2023 |
29,644
shares
|
$2.71 Million
0.27% of portfolio
|
Q2 2023
Added 12200.41%
|
|
|
B. Metzler Seel. Sohn & Co. Ag
Frankfurt, 2M |
Nov 13, 2025 Q3 2025 |
29,635
shares
|
$2.71 Million
0.03% of portfolio
|
Q2 2025
Added 39.83%
|
|
|
Sage Capital Management, LLC
Stockton, NJ |
Oct 28, 2025 Q3 2025 |
29,205
shares
|
$2.67 Million
1.34% of portfolio
|
Q3 2025
Added 0.44%
|
|
|
Public Employees Retirement Association Of Colorado
Denver, CO |
Nov 13, 2025 Q3 2025 |
28,336
shares
|
$2.59 Million
0.01% of portfolio
|
Q3 2025
Reduced 2.16%
|
|
|
Seeyond
Paris, I0 |
Feb 13, 2023 Q4 2022 |
28,225
shares
|
$2.58 Million
0.14% of portfolio
|
Q4 2022
Added 33.01%
|
|
|
New Edge Advisors, LLC
New Orleans, LA |
Nov 14, 2025 Q3 2025 |
28,072
shares
|
$2.56 Million
0.01% of portfolio
|
Q3 2025
Reduced 14.01%
|
|
|
Mirae Asset Global Etfs Holdings Ltd.
Central, K3 |
Nov 14, 2025 Q3 2025 |
27,941
shares
|
$2.55 Million
0.01% of portfolio
|
Q3 2025
Reduced 6.37%
|
|
|
Verition Fund Management LLC
Greenwich, CT |
Nov 14, 2025 Q3 2025 |
27,900
shares
|
$2.55 Million
0.01% of portfolio
|
Q3 2025
Added 18.95%
|
|
|
Cubic Asset Management, LLC
|
Apr 24, 2024 Q1 2024 |
27,525
shares
|
$2.51 Million
0.53% of portfolio
|
Q1 2023
Reduced 0.65%
|
|
|
Connor, Clark & Lunn Investment Management Ltd.
|
Nov 13, 2025 Q3 2025 |
27,117
shares
|
$2.48 Million
0.01% of portfolio
|
Q3 2025
Reduced 10.65%
|
|
|
Independent Advisor Alliance
|
Nov 04, 2025 Q3 2025 |
26,706
shares
|
$2.44 Million
0.07% of portfolio
|
Q3 2025
Reduced 1.57%
|
|
|
Us Bancorp \De\
|
Nov 10, 2025 Q3 2025 |
26,210
shares
|
$2.39 Million
0.0% of portfolio
|
Q3 2025
Added 1.62%
|
|
|
Aurora Investment Counsel
Atlanta, GA |
Nov 10, 2025 Q3 2025 |
26,177
shares
|
$2.39 Million
1.55% of portfolio
|
Q3 2025
Added 0.92%
|
|
|
Shelton Capital Management
Denver, CO |
Nov 14, 2025 Q3 2025 |
25,663
shares
|
$2.34 Million
0.06% of portfolio
|
Q2 2025
Reduced 36.89%
|
|
|
Tfg Advisers LLC
|
Jul 21, 2025 Q2 2025 |
25,306
shares
|
$2.31 Million
0.9% of portfolio
|
Q2 2025
Added 0.27%
|
|
|
American Assets Capital Advisers, LLC
|
Nov 04, 2025 Q3 2025 |
24,433
shares
|
$2.23 Million
2.87% of portfolio
|
Q3 2025
Added 6.37%
|
|
|
Investor'S Fiduciary Advisor Network, LLC
Snoqualmie, WA |
Nov 03, 2025 Q3 2025 |
24,385
shares
|
$2.23 Million
0.84% of portfolio
|
Q3 2025
Reduced 18.79%
|
|
|
Madison Investment Advisors, LLC
Madison, WI |
Feb 10, 2025 Q4 2024 |
24,369
shares
|
$2.23 Million
0.03% of portfolio
|
Q4 2024
New holding
|
|
|
Core First Bank & Trust
Topeka, KS |
Nov 12, 2025 Q3 2025 |
24,079
shares
|
$2.2 Million
1.34% of portfolio
|
Q3 2025
Reduced 3.04%
|
|
|
Nepsis Inc.
|
Oct 23, 2025 Q3 2025 |
23,942
shares
|
$2.19 Million
0.94% of portfolio
|
Q3 2025
Reduced 25.17%
|
|
|
Pfg Investments, LLC
Woodbury, NY |
Oct 31, 2025 Q3 2025 |
23,916
shares
|
$2.19 Million
0.13% of portfolio
|
Q3 2025
Added 1.34%
|
|
|
Wolverine Asset Management LLC
|
Oct 28, 2025 Q3 2025 |
23,832
shares
|
$2.18 Million
0.04% of portfolio
|
Q3 2025
Reduced 3.83%
|
|
|
Benjamin F. Edwards & Company, Inc.
St. Louis, MO |
Aug 12, 2024 Q2 2024 |
23,553
shares
|
$2.15 Million
0.04% of portfolio
|
Q2 2024
Reduced 2.81%
|
|