Iron Mountain (IRM) Deferred Taxes (2009 - 2026)

Iron Mountain has disclosed Deferred Taxes across 18 years of filings, most recently posting $2.3 million for Q1 2026.

• Deferred Taxes for Q1 2026 came in at $2.3 million, up 135.81% year-over-year; the trailing twelve-month figure through Mar 2026 was -$39.0 million (up 20.37% YoY), and the FY2025 annual result was -$47.7 million, down 15.13% from the prior year.
• Deferred Taxes came in at $2.3 million for Q1 2026 at Iron Mountain, up from -$37.9 million in the prior quarter.
• In the past five years, Deferred Taxes ranged from a high of $8.9 million in Q2 2025 to a low of -$37.9 million in Q4 2025.
• The 5-year median for Deferred Taxes is -$8.3 million (2022), against an average of -$10.5 million.
• Peak annual rise in Deferred Taxes reached 666.69% in 2025, while the deepest fall reached 669.6% in 2025.
• Iron Mountain's Deferred Taxes stood at -$32.9 million in 2022, then increased by 16.37% to -$27.5 million in 2023, then slipped by 17.67% to -$32.4 million in 2024, then fell by 17.01% to -$37.9 million in 2025, then soared by 106.05% to $2.3 million in 2026.
• The last three Deferred Taxes figures came in at $2.3 million (Q1 2026), -$37.9 million (Q4 2025), and -$12.2 million (Q3 2025), per Business Quant data.