IRON MOUNTAIN INC Stockholders Equity

• IRON MOUNTAIN INC showed a decrease of -95.0% in Stockholders Equity from 2024 to 2025.
• This data is from IRON MOUNTAIN INC's annual report (Form 10-K), filed with the SEC on February 12, 2026.
• XBRL data for this metric is available from 2009 to 2025 (17 years of filings). Earlier data may not exist in machine-readable XBRL format as companies adopted electronic filing at different times.
• Quarterly values from 10-Q filings: Q1 2010: $2.15 billion | Q2 2010: $2.11 billion | Q3 2010: $1.96 billion | Q1 2011: $2.02 billion | Q2 2011: $2.05 billion | Q3 2011: $1.71 billion | Q1 2012: $1.26 billion | Q2 2012: $1.24 billion | Q3 2012: $1.29 billion | Q1 2013: $1.11 billion | Q2 2013: $1.08 billion | Q3 2013: $1.06 billion | Q1 2014: $1.04 billion | Q2 2014: $1.29 billion | Q3 2014: $455.77 million | Q1 2015: $742.86 million | Q2 2015: $708.79 million | Q3 2015: $607.20 million | Q1 2016: $496.40 million | Q2 2016: $2.22 billion | Q3 2016: $2.12 billion | Q1 2017: $1.90 billion | Q2 2017: $1.86 billion | Q3 2017: $1.87 billion | Q1 2018: $2.26 billion | Q2 2018: $2.06 billion | Q3 2018: $1.94 billion | Q1 2019: $1.76 billion | Q2 2019: $1.66 billion | Q3 2019: $1.51 billion | Q1 2020: $1.12 billion | Q2 2020: $1.02 billion | Q3 2020: $937.36 million | Q1 2021: $959.71 million | Q2 2021: $1.15 billion | Q3 2021: $973.88 million | Q1 2022: $757.72 million | Q2 2022: $646.95 million | Q3 2022: $529.20 million | Q1 2023: $545.46 million | Q2 2023: $416.22 million | Q3 2023: $262.51 million | Q1 2024: $18.54 million | Q2 2024: -$132.87 million | Q3 2024: -$259.01 million | Q1 2025: -$698.52 million | Q2 2025: -$767.44 million | Q3 2025: -$881.96 million.
• Over the full 17 years of available data (2009 to 2025), IRON MOUNTAIN INC's Stockholders Equity has declined by 145.6%.
• Historical annual values: Fiscal year 2025: -$981.01 million | Fiscal year 2024: -$503.12 million | Fiscal year 2023: $211.65 million | Fiscal year 2022: $636.67 million | Fiscal year 2021: $855.95 million | Fiscal year 2020: $1.14 billion | Fiscal year 2019: $1.46 billion | Fiscal year 2018: $1.86 billion | Fiscal year 2017: $2.30 billion | Fiscal year 2016: $1.94 billion | Fiscal year 2015: $508.84 million | Fiscal year 2014: $856.36 million | Fiscal year 2013: $1.04 billion | Fiscal year 2012: $1.15 billion | Fiscal year 2011: $1.25 billion | Fiscal year 2010: $1.95 billion | Fiscal year 2009: $2.15 billion.
• Data sourced from SEC EDGAR public filings as of August 5, 2026.

Last verified: August 5, 2026