Iron Mountain (IRM) Assets Average (2009 - 2026)

Iron Mountain's Assets Average history runs 18 years deep, the most recent figure standing at $21.3 billion for Q1 2026.

• In Q1 2026, Assets Average rose 11.9% year-over-year to $21.3 billion; the TTM figure through Mar 2026 stood at $21.3 billion (up 11.9% YoY), while the FY2025 annual figure was $19.9 billion, up 10.09% from the prior year.
• Assets Average came in at $21.3 billion for Q1 2026 at Iron Mountain, up from $20.9 billion in the prior quarter.
• In the past five years, Assets Average ranged from a high of $21.3 billion in Q1 2026 to a low of $15.0 billion in Q1 2022.
• A 5-year average of $17.8 billion and a median of $17.7 billion in 2024 frame the typical range for Assets Average.
• Across the five-year window, Assets Average advanced 6.06% in 2023 and advanced 12.29% in 2025, its largest moves.
• Iron Mountain's Assets Average stood at $15.9 billion in 2022, then grew by 7.9% to $17.2 billion in 2023, then increased by 8.26% to $18.6 billion in 2024, then climbed by 12.29% to $20.9 billion in 2025, then climbed by 2.05% to $21.3 billion in 2026.
• According to Business Quant data, Assets Average over the past three periods registered $21.3 billion, $20.9 billion, and $20.4 billion for Q1 2026, Q4 2025, and Q3 2025 respectively.

Peer Comparison