Iron Mountain (IRM) Common Equity (2009 - 2026)

Iron Mountain has disclosed Common Equity across 18 years of filings, most recently posting -$1.2 billion for Q1 2026.

• Common Equity for Q1 2026 came in at -$1.2 billion, down 141.9% year-over-year; the trailing twelve-month figure through Mar 2026 was -$1.2 billion (down 141.9% YoY), and the FY2025 annual result was -$709.3 million, down 132.82% from the prior year.
• Common Equity came in at -$1.2 billion for Q1 2026 at Iron Mountain, down from -$709.3 million in the prior quarter.
• In the past five years, Common Equity ranged from a high of $758.8 million in Q1 2022 to a low of -$1.2 billion in Q1 2026.
• The 5-year median for Common Equity is $18.7 million (2024), against an average of -$10.7 million.
• Across the five-year window, Common Equity dropped 20.94% in 2022 and slumped 2791.72% in 2025, its largest moves.
• Iron Mountain's Common Equity stood at $636.8 million in 2022, then tumbled by 66.74% to $211.8 million in 2023, then tumbled by 243.87% to -$304.7 million in 2024, then plunged by 132.82% to -$709.3 million in 2025, then plunged by 71.29% to -$1.2 billion in 2026.
• The last three Common Equity figures came in at -$1.2 billion (Q1 2026), -$709.3 million (Q4 2025), and -$683.2 million (Q3 2025), per Business Quant data.