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 1,120 institutions that hold shares in the stock, with a total of 234 Million shares, which have been reported (via 13F filing form) to have a value of $23.2 Billion.
| Holding | Report Date | shares Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Prudential Financial Inc
Newark, NJ |
May 13, 2025 Q1 2025 |
1,344,479
shares
|
$134 Million
0.17% of portfolio
|
Q1 2025
Reduced 1.37%
|
|
|
Duff & Phelps Investment Management CO
Chicago, IL |
May 13, 2025 Q1 2025 |
1,331,161
shares
|
$132 Million
1.36% of portfolio
|
Q1 2025
Added 6.81%
|
|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
May 15, 2025 Q1 2025 |
1,251,792
shares
|
$124 Million
0.02% of portfolio
|
Q1 2025
Added 107.13%
|
|
|
Ubs Group Ag
|
May 13, 2025 Q1 2025 |
1,145,286
shares
|
$114 Million
0.02% of portfolio
|
Q1 2025
Added 26.79%
|
|
|
Deka Bank Deutsche Girozentrale
|
Apr 30, 2025 Q1 2025 |
1,126,012
shares
|
$112 Million
0.19% of portfolio
|
Q1 2025
Added 0.31%
|
|
|
Bank Of America Corp
Charlotte, NC |
May 15, 2025 Q1 2025 |
1,115,592
shares
|
$111 Million
0.01% of portfolio
|
Q1 2025
Reduced 24.55%
|
|
|
Amundi
Paris, I0 |
May 15, 2025 Q1 2025 |
1,099,934
shares
|
$109 Million
0.03% of portfolio
|
Q1 2025
Reduced 23.55%
|
|
|
Wellington Management Group LLP
Boston, MA |
May 13, 2025 Q1 2025 |
1,067,364
shares
|
$106 Million
0.02% of portfolio
|
Q1 2025
New holding
|
|
|
Sumitomo Mitsui Trust Holdings, Inc.
|
Apr 25, 2025 Q1 2025 |
1,047,116
shares
|
$104 Million
0.07% of portfolio
|
Q1 2025
Added 14.98%
|
|
|
Principal Financial Group Inc
Des Moines, IA |
Apr 28, 2025 Q1 2025 |
904,184
shares
|
$89.8 Million
0.05% of portfolio
|
Q1 2025
Added 117.68%
|
|
|
Agf Investments Inc.
Toronto, A6 |
Nov 10, 2022 Q3 2022 |
902,471
shares
|
$89.6 Million
0.38% of portfolio
|
Q3 2022
Added 2454.26%
|
|
|
Qube Research & Technologies LTD
London, X0 |
May 15, 2025 Q1 2025 |
897,982
shares
|
$89.2 Million
0.09% of portfolio
|
Q1 2025
Added 558.67%
|
|
|
Sei Investments CO
Oaks, PA |
May 14, 2025 Q1 2025 |
829,835
shares
|
$82.4 Million
0.1% of portfolio
|
Q1 2025
Reduced 2.35%
|
|
|
Swiss National Bank
Zurich, V8 |
May 12, 2025 Q1 2025 |
827,561
shares
|
$82.2 Million
0.05% of portfolio
|
Q1 2025
Reduced 0.14%
|
|
|
Price T Rowe Associates Inc
Baltimore, MD |
May 14, 2025 Q1 2025 |
824,103
shares
|
$81.8 Million
0.01% of portfolio
|
Q1 2025
Reduced 6.06%
|
|
|
Hsbc Holdings PLC
London, X0 |
May 14, 2025 Q1 2025 |
819,862
shares
|
$81.4 Million
0.04% of portfolio
|
Q1 2025
Added 10.26%
|
|
|
D. E. Shaw & Co., Inc.
New York, NY |
May 15, 2025 Q1 2025 |
817,446
shares
|
$81.2 Million
0.07% of portfolio
|
Q1 2025
Added 7539.68%
|
|
|
Captrust Financial Advisors
Raleigh, NC |
May 14, 2025 Q1 2025 |
803,623
shares
|
$79.8 Million
0.18% of portfolio
|
Q1 2025
Added 0.92%
|
|
|
Cbre Investment Management Listed Real Assets LLC
Radnor, PA |
May 14, 2025 Q1 2025 |
772,190
shares
|
$76.7 Million
1.04% of portfolio
|
Q1 2025
Added 42.73%
|
|
|
Voloridge Investment Management, LLC
Jupiter, FL |
May 15, 2025 Q1 2025 |
740,591
shares
|
$73.5 Million
0.25% of portfolio
|
Q1 2025
Added 708.74%
|
|
|
Cibc Private Wealth Group, LLC
|
May 14, 2025 Q1 2025 |
736,855
shares
|
$73.2 Million
0.12% of portfolio
|
Q1 2025
Reduced 27.49%
|
|
|
Mitsubishi Ufj Kokusai Asset Management Co., Ltd.
|
May 12, 2025 Q1 2025 |
717,248
shares
|
$71.2 Million
0.06% of portfolio
|
Q1 2025
Added 9.1%
|
|
|
Epoch Investment Partners, Inc.
New York, NY |
May 14, 2025 Q1 2025 |
714,025
shares
|
$70.9 Million
0.34% of portfolio
|
Q1 2025
Reduced 4.48%
|
|
|
Israel Englander
Millennium Management LLC | New York, Ny
|
May 15, 2025 Q1 2025 |
695,894
shares
|
$69.1 Million
0.03% of portfolio
|
Q1 2025
Added 2282.14%
|
|
|
Welch & Forbes LLC
|
May 02, 2025 Q1 2025 |
674,042
shares
|
$66.9 Million
0.77% of portfolio
|
Q1 2025
Reduced 0.84%
|