Institutional shares held 234 Million
1.98M calls
2.01M puts
Total value of holdings $22.5B
$191M calls
$193M puts
Market Cap $28B
290,684,992 Shares Out.
Institutional ownership 80.47%
# of Institutions 1,109


Latest Institutional Activity in IRM

Top Purchases

Q1 2025
Nuveen, LLC Shares Held: 2.23M ($215M)
Q1 2025
Contour Asset Management LLC Shares Held: 1.43M ($137M)
Q1 2025
Wellington Management Group LLP Shares Held: 1.07M ($103M)
Q1 2025
Goldman Sachs Group Inc Shares Held: 1.97M ($190M)
Q1 2025
Point72 Asset Management, L.P. Shares Held: 2.08M ($200M)

Top Sells

Q1 2025
Td Asset Management Inc Shares Held: 194K ($18.7M)
Q1 2025
Capital World Investors Shares Held: 2.12M ($204M)
Q1 2025
Cohen & Steers, Inc. Shares Held: 13.5M ($1.3B)
Q1 2025
Neuberger Berman Group LLC Shares Held: 39.5K ($3.8M)
Q1 2025
Cookson Peirce & CO Inc Shares Held: 2.92K ($281K)

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
1.52M Shares
From 18 Insiders
Grant, award, or other acquisition 19.1K shares
Exercise of conversion of derivative security 1.5M shares
Sell / Disposition
1.71M Shares
From 21 Insiders
Open market or private sale 1.03M 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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