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 |
|---|---|---|---|---|---|
|
Eaton Vance Management
Boston, MA |
Nov 14, 2022 Q3 2022 |
37,652
shares
|
$3.44 Million
0.0% of portfolio
|
Q3 2022
Reduced 15.85%
|
|
|
Janus Henderson Group PLC
London, X0 |
Nov 14, 2025 Q3 2025 |
37,444
shares
|
$3.42 Million
0.0% of portfolio
|
Q3 2025
Reduced 30.83%
|
|
|
O'Shaughnessy Asset Management, LLC
Stamford, CT |
Nov 13, 2025 Q3 2025 |
37,104
shares
|
$3.39 Million
0.02% of portfolio
|
Q3 2025
Added 1.58%
|
|
|
Ranch Capital Advisors Inc.
Sarasota, FL |
Nov 14, 2025 Q3 2025 |
36,746
shares
|
$3.36 Million
1.47% of portfolio
|
Q3 2025
Added 4.25%
|
|
|
American Trust Investment Advisors, LLC
|
Nov 14, 2025 Q3 2025 |
36,330
shares
|
$3.32 Million
2.14% of portfolio
|
Q3 2025
Reduced 33.0%
|
|
|
Pathstone Holdings, LLC
Englewood, NJ |
Nov 13, 2025 Q3 2025 |
35,262
shares
|
$3.22 Million
0.01% of portfolio
|
Q3 2025
Reduced 3.36%
|
|
|
Intact Investment Management Inc.
Montreal, A8 |
Oct 31, 2025 Q3 2025 |
35,200
shares
|
$3.22 Million
0.12% of portfolio
|
Q3 2025
New holding
|
|
|
Cyndeo Wealth Partners, LLC
St. Petersburg, FL |
Oct 10, 2025 Q3 2025 |
34,228
shares
|
$3.13 Million
0.2% of portfolio
|
Q3 2025
Added 0.0%
|
|
|
Warren Averett Asset Management, LLC
Birmingham, AL |
Nov 14, 2025 Q3 2025 |
33,989
shares
|
$3.11 Million
0.04% of portfolio
|
Q3 2025
Added 11.57%
|
|
|
Hourglass Capital, LLC
|
Nov 10, 2025 Q3 2025 |
33,860
shares
|
$3.09 Million
0.81% of portfolio
|
Q3 2025
Reduced 0.59%
|
|
|
Oregon Public Employees Retirement Fund
|
Oct 23, 2025 Q3 2025 |
33,789
shares
|
$3.09 Million
0.05% of portfolio
|
Q3 2025
Added 32.67%
|
|
|
J.W. Cole Advisors, Inc.
|
Nov 04, 2025 Q3 2025 |
33,596
shares
|
$3.07 Million
0.07% of portfolio
|
Q3 2025
Added 54.8%
|
|
|
Venture Visionary Partners LLC
|
Oct 06, 2025 Q3 2025 |
33,180
shares
|
$3.03 Million
0.12% of portfolio
|
Q3 2025
Added 0.58%
|
|
|
Banque Cantonale Vaudoise
|
Nov 13, 2025 Q3 2025 |
32,564
shares
|
$2.98 Million
0.13% of portfolio
|
Q3 2025
Reduced 7.73%
|
|
|
Smithfield Trust CO
Pittsburgh, PA |
Nov 07, 2025 Q3 2025 |
32,427
shares
|
$2.96 Million
0.15% of portfolio
|
Q3 2025
Reduced 0.44%
|
|
|
Mutual Of America Capital Management LLC
New York, NY |
Oct 31, 2025 Q3 2025 |
32,014
shares
|
$2.93 Million
0.04% of portfolio
|
Q3 2025
Reduced 5.38%
|
|
|
One Capital Management, LLC
Westlake Village, CA |
Nov 14, 2025 Q3 2025 |
31,657
shares
|
$2.89 Million
0.11% of portfolio
|
Q3 2025
Reduced 2.78%
|
|
|
Tredje Ap Fonden
|
Nov 10, 2025 Q3 2025 |
31,287
shares
|
$2.86 Million
0.03% of portfolio
|
Q3 2025
Added 35.69%
|
|
|
Norinchukin Bank, The
Tokyo, M0 |
Nov 14, 2025 Q3 2025 |
31,092
shares
|
$2.84 Million
0.04% of portfolio
|
Q3 2025
Added 1.62%
|
|
|
Mackenzie Financial Corp
Toronto Ontario, A6 |
Nov 13, 2025 Q3 2025 |
30,798
shares
|
$2.81 Million
0.0% of portfolio
|
Q3 2025
Added 3.32%
|
|
|
Courier Capital LLC
|
Oct 29, 2025 Q3 2025 |
30,671
shares
|
$2.8 Million
0.18% of portfolio
|
Q3 2025
Reduced 0.78%
|
|
|
Rakuten Investment Management, Inc.
Tokyo, M0 |
Oct 30, 2025 Q3 2025 |
30,578
shares
|
$2.79 Million
0.01% of portfolio
|
Q3 2025
Added 13.93%
|
|
|
Fieldview Capital Management, LLC
Niles, MI |
Nov 13, 2025 Q3 2025 |
30,331
shares
|
$2.77 Million
0.51% of portfolio
|
Q3 2025
New holding
|
|
|
Elo Mutual Pension Insurance CO
|
Nov 12, 2025 Q3 2025 |
30,150
shares
|
$2.75 Million
0.05% of portfolio
|
Q3 2025
Added 11.94%
|
|
|
Dumont & Blake Investment Advisors LLC
|
Oct 17, 2025 Q3 2025 |
29,896
shares
|
$2.73 Million
0.79% of portfolio
|
Q3 2025
Reduced 1.12%
|
|