Iron Mountain (IRM) Non-Current Deferred Tax Liability (2009 - 2026)

Iron Mountain's Non-Current Deferred Tax Liability history runs 18 years deep, the most recent figure standing at $180.4 million for Q1 2026.

• In Q1 2026, Non-Current Deferred Tax Liability fell 11.77% year-over-year to $180.4 million; the TTM figure through Mar 2026 stood at $180.4 million (down 11.77% YoY), while the FY2025 annual figure was $184.0 million, down 10.39% from the prior year.
• Non-Current Deferred Tax Liability came in at $180.4 million for Q1 2026 at Iron Mountain, down from $184.0 million in the prior quarter.
• In the past five years, Non-Current Deferred Tax Liability ranged from a high of $376.3 million in Q4 2023 to a low of $180.4 million in Q1 2026.
• A 5-year average of $262.4 million and a median of $233.5 million in 2024 frame the typical range for Non-Current Deferred Tax Liability.
• Across the five-year window, Non-Current Deferred Tax Liability jumped 81.84% in 2022 and slumped 45.43% in 2024, its largest moves.
• Iron Mountain's Non-Current Deferred Tax Liability stood at $374.4 million in 2022, then gained by 0.5% to $376.3 million in 2023, then plunged by 45.43% to $205.3 million in 2024, then fell by 10.39% to $184.0 million in 2025, then fell by 1.94% to $180.4 million in 2026.
• According to Business Quant data, Non-Current Deferred Tax Liability over the past three periods registered $180.4 million, $184.0 million, and $218.2 million for Q1 2026, Q4 2025, and Q3 2025 respectively.

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