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 |
|---|---|---|---|---|---|
|
Ziegler Capital Management, LLC
|
May 15, 2024 Q1 2024 |
18,127
shares
|
$1.66 Million
0.05% of portfolio
|
Q1 2024
Reduced 42.32%
|
|
|
Jones Financial Companies Lllp
|
Nov 04, 2025 Q3 2025 |
18,075
shares
|
$1.65 Million
0.0% of portfolio
|
Q3 2025
Added 7.12%
|
|
|
Madison Asset Management, LLC
Madison, WI |
Nov 06, 2025 Q3 2025 |
17,960
shares
|
$1.64 Million
0.02% of portfolio
|
Q3 2025
Reduced 3.08%
|
|
|
Trust Investment Advisors
|
Nov 24, 2025 Q3 2025 |
17,328
shares
|
$1.58 Million
1.05% of portfolio
|
Q3 2025
Added 1.45%
|
|
|
Ing Groep Nv
|
Nov 06, 2025 Q3 2025 |
17,304
shares
|
$1.58 Million
0.01% of portfolio
|
Q3 2025
Reduced 24.58%
|
|
|
Hartford Investment Management CO
|
Nov 04, 2025 Q3 2025 |
17,300
shares
|
$1.58 Million
0.05% of portfolio
|
Q3 2025
Reduced 2.48%
|
|
|
Edgestream Partners, L.P.
Princeton, NJ |
Nov 12, 2025 Q3 2025 |
17,300
shares
|
$1.58 Million
0.05% of portfolio
|
Q3 2025
Reduced 86.84%
|
|
|
Ep Wealth Advisors, LLC
Torrance, CA |
Aug 14, 2025 Q2 2025 |
17,146
shares
|
$1.57 Million
0.01% of portfolio
|
Q2 2025
Added 14.8%
|
|
|
Colony Group LLC
Boston, MA |
Nov 14, 2023 Q3 2023 |
16,934
shares
|
$1.55 Million
0.02% of portfolio
|
Q3 2023
Added 2.57%
|
|
|
Oppenheimer Asset Management Inc.
New York, NY |
Nov 05, 2025 Q3 2025 |
16,777
shares
|
$1.53 Million
0.02% of portfolio
|
Q3 2025
Added 19.7%
|
|
|
High Point Advisor Group LLC
Downers Grove, IL |
Nov 05, 2025 Q3 2025 |
16,423
shares
|
$1.5 Million
0.08% of portfolio
|
Q3 2025
Added 4.42%
|
|
|
Ag2 R La Mondiale Gestion D'Actifs
Paris, I0 |
Nov 13, 2025 Q3 2025 |
16,338
shares
|
$1.49 Million
0.08% of portfolio
|
Q2 2025
Added 3.17%
|
|
|
Iht Wealth Management, LLC
Chicago, IL |
Nov 14, 2025 Q3 2025 |
16,290
shares
|
$1.49 Million
0.05% of portfolio
|
Q3 2025
Reduced 3.9%
|
|
|
Claro Advisors LLC
Boston, MA |
Nov 12, 2025 Q3 2025 |
16,213
shares
|
$1.48 Million
0.26% of portfolio
|
Q3 2025
Reduced 0.56%
|
|
|
King Luther Capital Management Corp
Fort Worth, TX |
Nov 07, 2025 Q3 2025 |
16,210
shares
|
$1.48 Million
0.01% of portfolio
|
Q3 2025
Reduced 2.62%
|
|
|
Commerce Bank
Kansas City, MO |
Nov 12, 2025 Q3 2025 |
16,191
shares
|
$1.48 Million
0.01% of portfolio
|
Q3 2025
Reduced 11.13%
|
|
|
Safe Harbor Fiduciary, LLC
Pensacola, FL |
Aug 12, 2025 Q2 2025 |
16,191
shares
|
$1.48 Million
1.56% of portfolio
|
Q2 2025
Reduced 19.15%
|
|
|
Sawtooth Solutions, LLC
|
Jan 29, 2024 Q4 2023 |
16,185
shares
|
$1.48 Million
0.03% of portfolio
|
Q4 2023
Added 9.31%
|
|
|
Advisor Partners Ii, LLC
Walnut Creek, CA |
Oct 26, 2023 Q3 2023 |
16,077
shares
|
$1.47 Million
0.04% of portfolio
|
Q3 2023
Added 11.34%
|
|
|
Coppell Advisory Solutions Corp.
Coppell, TX |
May 15, 2024 Q1 2024 |
15,950
shares
|
$1.46 Million
0.24% of portfolio
|
Q1 2024
Reduced 6.88%
|
|
|
Brown Advisory Inc
|
Nov 14, 2025 Q3 2025 |
15,843
shares
|
$1.45 Million
0.0% of portfolio
|
Q3 2025
Added 22.96%
|
|
|
Diversify Advisory Services, LLC
Sandy, UT |
Nov 12, 2025 Q3 2025 |
15,693
shares
|
$1.43 Million
0.05% of portfolio
|
Q3 2025
Reduced 8.84%
|
|
|
Louisiana State Employees Retirement System
|
Oct 22, 2025 Q3 2025 |
15,500
shares
|
$1.42 Million
0.03% of portfolio
|
Q3 2025
Reduced 0.64%
|
|
|
One Charles Private Wealth Services, LLC
|
Nov 12, 2025 Q3 2025 |
15,366
shares
|
$1.4 Million
0.46% of portfolio
|
Q3 2025
Added 0.12%
|
|
|
Mckinley Capital Management LLC
|
Aug 12, 2024 Q2 2024 |
15,348
shares
|
$1.4 Million
0.25% of portfolio
|
Q2 2024
Added 12.83%
|
|