Days Inventory is also known as Days Sales of Inventory (DSI). Iron Mountain's Average Total Inventories for the
three
months ended in Mar. 2026 was $0 Mil. Iron Mountain's Cost of Goods Sold for the
three
months ended in Mar. 2026 was $890 Mil.
Hence, Iron Mountain's Days Inventory for the
three
months ended in Mar. 2026 was 0.00.
The historical rank and industry rank for Iron Mountain's Days Inventory or its related term are showing as below:
IRM's Days Inventory is not ranked *
in the REITs industry.
Industry Median: 165.54 * Ranked among companies with meaningful Days Inventory only.
Iron Mountain's Days Inventory
stayed the same
from Mar. 2025 (0.00) to Mar. 2026 (0.00).
Inventory Turnover measures how fast the company turns over its inventory within a year.
Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
Iron Mountain's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.00.
Iron Mountain (NYSE:IRM) Days Inventory Explanation
Days Inventory indicates the liquidity of the inventory. Generally, a lower Days Inventory is preferred as it indicates a shorter duration to clear off the inventory. An increase of the ratio may indicate the company's sales slowed. Similar ratios related to Days Inventory are:
1. Inventory Turnover measures how fast the company turns over its inventory within a year.
Iron Mountain's Inventory Turnover for the
three
months ended in Mar. 2026 is calculated as
2. Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
Iron Mountain's Inventory to Revenue for the
three
months ended in Mar. 2026 is calculated as
* 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.
Be Aware
A lot of business are seasonable. It makes more sense to compare Days Inventory from the same period in the previous year instead of from the previous quarter.
Iron Mountain Days Inventory Related Terms
Iron Mountain Days Inventory Historical Data
* Premium members only.
The historical data trend for Iron Mountain's Days Inventory 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.
For the REIT - Specialty subindustry, Iron Mountain's Days Inventory, along with its competitors' market caps and Days Inventory data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Iron Mountain Days Inventory vs REITs Industry
For the REITs industry and Real Estate sector, Iron Mountain's Days Inventory distribution charts can be found below:
* The bar in red indicates where Iron Mountain's Days Inventory falls into.
* 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 (IRM) has a Days Inventory of 0.00 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Iron Mountain and its competitors. According to the industry distribution chart, Iron Mountain ranks #999999 out of 166 companies in the REITs industry.
Is Iron Mountain's Days Inventory too high?
Iron Mountain's current Days Inventory is 0.00. Based on the distribution chart, Iron Mountain ranks #999999 out of 166 companies in the REITs industry, which is in the bottom quartile relative to peers. Overall, Iron Mountain has a GF Score™ of 85/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Iron Mountain's Days Inventory compare to CCI and SBAC?
According to the REITs industry distribution chart, Iron Mountain ranks #999999 out of 166 companies for Days Inventory. This places Iron Mountain in the lower half of its industry. The industry median Days Inventory is 165.54. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Days Inventory for a REITs company?
The median Days Inventory among REITs companies is 165.54, based on 166 companies in the industry. Companies in the top quartile (top 25%) have a Days Inventory significantly above this median, while those in the bottom quartile fall well below. However, Days Inventory 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 Days Inventory mean?
A high Days Inventory can signal that a stock is expensive relative to its fundamentals. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Iron Mountain and its competitors. For the REITs industry, the median Days Inventory is 165.54 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Iron Mountain's current Days Inventory is 0.00. 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?
Based on GuruFocus' analysis, Iron Mountain (IRM) is currently considered Modestly Overvalued. The stock's GF Value™ is $107.52, compared to a current price of $132.44 — trading 23.2% above its estimated fair value. The current Days Inventory is 0.00. 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 Days Inventory calculated?
Days Inventory is calculated from a company's financial statements. For Iron Mountain (IRM), the current Days Inventory is 0.00 as of Mar. 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 (IRM) Overvalued in 2026?
Based on GuruFocus' analysis, Iron Mountain stock appears to be overvalued.
The current stock price of $132.44 is trading 23.2% above its estimated GF Value™ of $107.52.
GuruFocus considers Iron Mountain to be Modestly Overvalued.
Key valuation signals for IRM:
Days Inventory: 0.00
GF Value™: $107.52 vs. price of $132.44 (23.2% above fair value)
No single metric tells the full story. See the IRM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
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
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