Iron Mountain (MEX:IRM1) Institutional Ownership: 60.58% (As of Jul. 28, 2026)

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Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
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Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

MEX:IRM1 Iron Mountain Inc MEX:IRM1
85 GF Score
Price MXN1,964.06
GF Value MXN1,679.48
! 10 Warning Signs
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What is Iron Mountain Institutional Ownership?

Iron Mountain MEX:IRM1 85 Institutional Ownership is 60.58% as of Jul. 28, 2026. GuruFocus rates MEX:IRM1 with a GF Score™ of 85/100 and a GF Value™ of MXN1,679.48. The stock has 10 warning signs investors should review.

Institutional ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, Iron Mountain's institutional ownership is 60.58%.

Insider Ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, Iron Mountain's Insider Ownership is 0.00%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, Iron Mountain's Float Percentage Of Total Shares Outstanding is 73.59%.

Iron Mountain Institutional Ownership Historical Data

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The historical data trend for Iron Mountain's Institutional Ownership can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Iron Mountain Institutional Ownership Chart

Iron Mountain Historical Data

The historical data trend for Iron Mountain can be seen below:

2025-09-30 2025-10-31 2025-11-30 2025-12-31 2026-01-31 2026-02-28 2026-03-31 2026-04-30 2026-05-31 2026-06-30
Institutional Ownership 61.90 61.75 62.30 61.78 61.30 62.04 61.62 60.74 61.10 60.58
MEX:IRM1
85GF Score
Iron Mountain Inc MEX:IRM1
Institutional Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
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Iron Mountain Institutional Ownership Calculation

The percentage of shares that are owned by institutions out of the total shares outstanding.

What does a Institutional Ownership of 60.58% mean?
Iron Mountain (MEX:IRM1) has a Institutional Ownership of 60.58% as of Jul. 28, 2026. Institutional ownership equals the percent of shares owned by financial institutions relative to total shares. View historical data on Iron Mountain and its competitors.
Is Iron Mountain's Institutional Ownership too high?
Iron Mountain's current Institutional Ownership is 60.58%. Overall, Iron Mountain has a GF Score™ of 85/100, reflecting its overall financial health beyond just this single metric.
How does Iron Mountain's Institutional Ownership compare to CCI and SBAC?
Iron Mountain's Institutional Ownership of 60.58% can be compared against companies in the REITs industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Institutional Ownership for a REITs company?
A good Institutional Ownership depends on the REITs industry context. However, Institutional Ownership should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Institutional Ownership mean?
A high Institutional Ownership can signal that a stock is expensive relative to its fundamentals. Institutional ownership equals the percent of shares owned by financial institutions relative to total shares. View historical data on Iron Mountain and its competitors. Iron Mountain's current Institutional Ownership is 60.58%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Iron Mountain stock overvalued right now?
Iron Mountain (MEX:IRM1) has a current Institutional Ownership of 60.58%. The stock's GF Value™ is MXN1,679.48, compared to a current price of MXN1,964.06 — trading 16.9% above its estimated fair value. The current Institutional Ownership is 60.58%. Iron Mountain's overall GF Score™ is 85/100 with 10 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Institutional Ownership calculated?
Institutional Ownership is calculated from a company's financial statements. For Iron Mountain (MEX:IRM1), the current Institutional Ownership is 60.58% as of Jul. 28, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Iron Mountain (MEX:IRM1) Overvalued in 2026?

Based on GuruFocus' analysis, Iron Mountain stock appears to be overvalued. The current stock price of MXN1,964.06 is trading 16.9% above its estimated GF Value™ of MXN1,679.48.

Key valuation signals for MEX:IRM1:

  • Institutional Ownership: 60.58%
  • GF Value™: MXN1,679.48 vs. price of MXN1,964.06 (16.9% above fair value)
  • GF Score™: 85/100 with 10 warning signs

No single metric tells the full story. See the MEX:IRM1 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Iron Mountain Business Description

Industry Real EstateREITs
Address 85 New Hampshire Avenue, Suite 150, Portsmouth, NH, USA, 03801
Iron Mountain Inc is an information management services provider organized and operated as a real estate investment trust. The company offers solutions to its clients to address their information management, digital transformation, information security, data center, and asset lifecycle management (ALM) needs. Its customers come from various industries, including commercial, legal, financial, healthcare, technology, etc. The company has two reportable segments: Global Records and Information Management (Global RIM) and Global Data Center. Maximum revenue is generated from the Global RIM segment, which offers data and records management, secure shredding, consumer storage, and other related services. Geographically, the company generates maximum revenue from the United States.
85GF Score

Get the complete analysis for MEX:IRM1

Institutional Ownership is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

MXN1,964.06
Price
MXN1,679.48
GF Value