Institutional shares held 233 Million
2.03M calls
1.59M puts
Total value of holdings $20.9B
$182M calls
$142M puts
Market Cap $26.1B
290,684,992 Shares Out.
Institutional ownership 80.31%
# of Institutions 1,140


Latest Institutional Activity in IRM

Top Purchases

Q1 2025
Principal Financial Group Inc Shares Held: 904K ($81.1M)
Q1 2025
Sumitomo Mitsui Trust Holdings, Inc. Shares Held: 1.05M ($93.9M)
Q1 2025
Sg Americas Securities, LLC Shares Held: 60.3K ($5.4M)
Q1 2025
Brookstone Capital Management Shares Held: 158K ($14.2M)
Q1 2025
Rhumbline Advisers Shares Held: 664K ($59.5M)

Top Sells

Q1 2025
Gamma Investing LLC Shares Held: 3.97K ($356K)
Q1 2025
Kbc Group Nv Shares Held: 67.4K ($6.04M)
Q1 2025
Catalyst Capital Advisors LLC Shares Held: 527 ($47.3K)
Q1 2025
Handelsbanken Fonder Ab Shares Held: 171K ($15.3M)
Q1 2025
Envestnet Asset Management Inc Shares Held: 214K ($19.2M)

About IRM

Iron Mountain Incorporated (NYSE: IRM), founded in 1951, is the global leader for storage and information management services. Trusted by more than 225,000 organizations around the world, and with a real estate network of more than 90 million square feet across approximately 1,450 facilities in approximately 50 countries, Iron Mountain stores and protects billions of valued assets, including critical business information, highly sensitive data, and cultural and historical artifacts. Providing solutions that include secure records storage, information management, digital transformation, secure destruction, as well as data centers, cloud services and art storage and logistics, Iron Mountain helps customers lower cost and risk, comply with regulations, recover from disaster, and enable a more digital way of working.


Insider Transactions at IRM

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
1.48M Shares
From 18 Insiders
Grant, award, or other acquisition 19.1K shares
Exercise of conversion of derivative security 1.46M shares
Sell / Disposition
1.67M Shares
From 21 Insiders
Open market or private sale 988K shares
Sale (or disposition) back to the issuer 960 shares
Payment of exercise price or tax liability 380K shares
Bona fide gift 302K shares

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P - Open market or private purchase×
S - Open market or private sale×
V - Transaction voluntarily reported earlier than required×
A - Grant, award, or other acquisition×
D - Sale (or disposition) back to the issuer×
F - Payment of exercise price or tax liability×
I - Discretionary transaction×
M - Exercise of conversion of derivative security×
C - Conversion of derivative security×
E - Expiration of short derivative position×
H - Expiration (or cancellation) of long derivative position with value received×
O - Exercise of out-of-the-money derivative securities×
X - Exercise of in-the-money or at-the-money derivatives securities×
G - Bona fide gift×
L - Small Acquisition×
W - Acquisition or disposition by will or laws×
Z - Deposit into or withdrawal from voting trust×
J - Other acquisition or disposition×
K - Transaction in equity swap or similar instrument×
U - Disposition due to a tender of shares in a change of control transaction×
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