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

Iron Mountain has disclosed Assets Average across 18 years of filings, most recently posting $21.7 billion for Q2 2026.

• In Q2 2026, Assets Average rose 9.87% year-over-year to $21.7 billion; the TTM figure through Jun 2026 stood at $21.7 billion (up 9.87% YoY), while the FY2025 annual figure was $19.9 billion, up 10.09% from the prior year.
• Assets Average came in at $21.7 billion for Q2 2026 at Iron Mountain, up from $21.3 billion in the prior quarter.
• In the past five years, Assets Average ranged from a high of $21.7 billion in Q2 2026 to a low of $15.0 billion in Q1 2022.
• Average Assets Average over 5 years is $18.0 billion, with a median of $17.8 billion recorded in 2024.
• Year-over-year, Assets Average advanced 6.06% in 2023 and advanced 12.29% in 2025.
• Over 5 years, Assets Average stood at $15.9 billion in 2022, then climbed by 7.9% to $17.2 billion in 2023, then grew by 8.26% to $18.6 billion in 2024, then advanced by 12.29% to $20.9 billion in 2025, then grew by 4.03% to $21.7 billion in 2026.
• Per Business Quant data, the three most recent Assets Average figures were $21.7 billion in Q2 2026, $21.3 billion in Q1 2026, and $20.9 billion in Q4 2025.