Iron Mountain (IRM) Accumulated Expenses (2009 - 2026)

Iron Mountain has disclosed Accumulated Expenses across 18 years of filings, most recently posting $1.3 billion for Q1 2026.

• Accumulated Expenses for Q1 2026 came in at $1.3 billion, up 19.59% year-over-year; the trailing twelve-month figure through Mar 2026 was $1.3 billion (up 19.59% YoY), and the FY2025 annual result was $1.3 billion, down 5.55% from the prior year.
• Accumulated Expenses came in at $1.3 billion for Q1 2026 at Iron Mountain, down from $1.3 billion in the prior quarter.
• In the past five years, Accumulated Expenses ranged from a high of $1.4 billion in Q4 2024 to a low of $883.3 million in Q1 2022.
• The 5-year median for Accumulated Expenses is $1.2 billion (2025), against an average of $1.2 billion.
• Across the five-year window, Accumulated Expenses increased 21.16% in 2023 and fell 10.64% in 2025, its largest moves.
• Iron Mountain's Accumulated Expenses stood at $1.0 billion in 2022, then grew by 21.16% to $1.3 billion in 2023, then grew by 9.3% to $1.4 billion in 2024, then retreated by 5.55% to $1.3 billion in 2025, then declined by 1.48% to $1.3 billion in 2026.
• The last three Accumulated Expenses figures came in at $1.3 billion (Q1 2026), $1.3 billion (Q4 2025), and $1.2 billion (Q3 2025), per Business Quant data.