Iron Mountain (IRM) Assets (2009 - 2026)

Iron Mountain's Assets history runs 18 years deep, the most recent figure standing at $21.5 billion for Q1 2026.

• In Q1 2026, Assets rose 10.97% year-over-year to $21.5 billion; the TTM figure through Mar 2026 stood at $21.5 billion (up 10.97% YoY), while the FY2025 annual figure was $21.1 billion, up 12.86% from the prior year.
• Assets came in at $21.5 billion for Q1 2026 at Iron Mountain, up from $21.1 billion in the prior quarter.
• In the past five years, Assets ranged from a high of $21.5 billion in Q1 2026 to a low of $15.6 billion in Q2 2022.
• A 5-year average of $18.0 billion and a median of $17.8 billion in 2024 frame the typical range for Assets.
• Across the five-year window, Assets rose 5.36% in 2023 and climbed 12.86% in 2025, its largest moves.
• Iron Mountain's Assets stood at $16.1 billion in 2022, then climbed by 8.26% to $17.5 billion in 2023, then gained by 7.12% to $18.7 billion in 2024, then grew by 12.86% to $21.1 billion in 2025, then climbed by 1.71% to $21.5 billion in 2026.
• According to Business Quant data, Assets over the past three periods registered $21.5 billion, $21.1 billion, and $20.6 billion for Q1 2026, Q4 2025, and Q3 2025 respectively.

Peer Comparison