Iron Mountain Incorporated (IRM) — Net Asset Quality Index
Iron Mountain Incorporated (IRM) has a Net Asset Quality Index of -2.9% as of September 2025. This metric measures the proportion of total assets financed by shareholders' equity — total assets of $20.63 Billion minus total liabilities of $21.24 Billion yields net assets of $-607.80 Million. A higher index indicates a stronger, lower-leverage balance sheet. Check IRM financial resilience to evaluate the company's liquid asset resilience ratio.
Quality Index
Net Assets
Total Assets
Total Liabilities
Iron Mountain Incorporated Net Asset Quality Index Over Time (1996–2024)
This chart shows how Iron Mountain Incorporated's Net Asset Quality Index has evolved across 29 annual periods from 1996 to 2024. As of September 2025, the index stands at -2.9%, representing net assets of $-607.80 Million against total assets of $20.63 Billion USD. See IRM net working capital ratio to evaluate short-term liquidity relative to the company's equity base.
Annual Net Asset Quality Index for Iron Mountain Incorporated (1996–2024)
The table below presents the year-by-year Net Asset Quality Index for Iron Mountain Incorporated from 1996 to 2024, covering 29 annual filings. Each row shows total assets, total liabilities, net assets, the quality index percentage, and the change in percentage points compared to the prior year. For market capitalisation and the full company profile, see market cap of Iron Mountain Incorporated.
| Year | Quality Index | Net Assets (USD) | Total Assets | Total Liabilities | Change (pp) |
|---|---|---|---|---|---|
| 2024 | -1.2% | $-226.50 Million | $18.72 Billion | $18.94 Billion | ▼ -3.4 pp |
| 2023 | 2.2% | $389.72 Million | $17.47 Billion | $17.08 Billion | ▼ -2.3 pp |
| 2022 | 4.5% | $731.95 Million | $16.14 Billion | $15.41 Billion | ▼ -1.9 pp |
| 2021 | 6.4% | $929.48 Million | $14.45 Billion | $13.52 Billion | ▼ -1.6 pp |
| 2020 | 8.0% | $1.14 Billion | $14.15 Billion | $13.01 Billion | ▼ -2.6 pp |
| 2019 | 10.6% | $1.46 Billion | $13.82 Billion | $12.35 Billion | ▼ -5.1 pp |
| 2018 | 15.7% | $1.86 Billion | $11.85 Billion | $9.99 Billion | ▼ -5.3 pp |
| 2017 | 21.0% | $2.30 Billion | $10.97 Billion | $8.67 Billion | ▲ +0.5 pp |
| 2016 | 20.4% | $1.94 Billion | $9.49 Billion | $7.55 Billion | ▲ +12.1 pp |
| 2015 | 8.3% | $528.61 Million | $6.35 Billion | $5.82 Billion | ▼ -5.6 pp |
| 2014 | 14.0% | $917.03 Million | $6.57 Billion | $5.65 Billion | ▼ -1.9 pp |
| 2013 | 15.8% | $1.05 Billion | $6.65 Billion | $5.60 Billion | ▼ -2.5 pp |
| 2012 | 18.3% | $1.16 Billion | $6.36 Billion | $5.20 Billion | ▼ -2.5 pp |
| 2011 | 20.8% | $1.25 Billion | $6.04 Billion | $4.79 Billion | ▼ -10.1 pp |
| 2010 | 30.8% | $1.98 Billion | $6.41 Billion | $4.43 Billion | ▼ -0.7 pp |
| 2009 | 31.5% | $2.16 Billion | $6.85 Billion | $4.69 Billion | ▲ +3.1 pp |
| 2008 | 28.4% | $1.81 Billion | $6.36 Billion | $4.55 Billion | ▼ -0.2 pp |
| 2007 | 28.6% | $1.80 Billion | $6.31 Billion | $4.50 Billion | ▼ -1.3 pp |
| 2006 | 29.9% | $1.56 Billion | $5.21 Billion | $3.65 Billion | ▲ +1.0 pp |
| 2005 | 28.9% | $1.38 Billion | $4.77 Billion | $3.39 Billion | ▲ +1.1 pp |
| 2004 | 27.7% | $1.23 Billion | $4.44 Billion | $3.21 Billion | ▼ -1.6 pp |
| 2003 | 29.3% | $1.14 Billion | $3.89 Billion | $2.75 Billion | ▼ -1.8 pp |
| 2002 | 31.2% | $1.01 Billion | $3.23 Billion | $2.22 Billion | ▼ -2.1 pp |
| 2001 | 33.3% | $951.25 Million | $2.86 Billion | $1.91 Billion | ▼ -3.1 pp |
| 2000 | 36.4% | $967.49 Million | $2.66 Billion | $1.69 Billion | ▼ -3.9 pp |
| 1999 | 40.3% | $531.10 Million | $1.32 Billion | $786.10 Million | ▲ +34.6 pp |
| 1998 | 5.7% | $38.00 Million | $666.50 Million | $628.50 Million | ▼ -9.3 pp |
| 1997 | 15.0% | $59.30 Million | $394.70 Million | $335.40 Million | ▲ +25.9 pp |
| 1996 | -10.8% | $-25.44 Million | $234.82 Million | $260.26 Million | — |